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This list contains a list of EC numbers for the first group, EC 1, oxidoreductases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology. All official information is tabulated at the website of the committee. The database is developed and maintained by Andrew McDonald.


EC 1.1 Acting on the CH-OH group of donors


EC 1.1.1 With Nicotinamide adenine dinucleotide or NADP as acceptor

*: alcohol dehydrogenase *: alcohol dehydrogenase (NADP+) *: homoserine dehydrogenase *: (''R,R'')-butanediol dehydrogenase * EC 1.1.1.5: acetoin dehydrogenase. Now EC 1.1.1.303, diacetyl reductase ''R'')-acetoin formingand EC 1.1.1.304, diacetyl reductase ''S'')-acetoin forming*: glycerol dehydrogenase *:
propanediol-phosphate dehydrogenase In enzymology, a propanediol-phosphate dehydrogenase () is an enzyme that catalyzes the chemical reaction :propane-1,2-diol 1-phosphate + NAD+ \rightleftharpoons hydroxyacetone phosphate + NADH + H+ Thus, the two substrates of this enzyme are ...
*: glycerol-3-phosphate dehydrogenase (NAD+) *: D-xylulose reductase *: L-xylulose reductase *: D-arabinitol 4-dehydrogenase *: L-arabinitol 4-dehydrogenase *: L-arabinitol 2-dehydrogenase *: L-iditol 2-dehydrogenase *: D-iditol 2-dehydrogenase *:
galactitol 2-dehydrogenase In enzymology, a galactitol 2-dehydrogenase () is an enzyme that catalyzes the chemical reaction :galactitol + NAD+ \rightleftharpoons D-tagatose + NADH + H+ Thus, the two substrates of this enzyme are galactitol and NAD+, whereas its 3 product ...
*:
mannitol-1-phosphate 5-dehydrogenase In enzymology, a mannitol-1-phosphate 5-dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-mannitol 1-phosphate + NAD+ \rightleftharpoons D-fructose 6-phosphate + NADH + H+ Thus, the two substrates of this enzyme are D-mann ...
*:
inositol 2-dehydrogenase In enzymology, an inositol 2-dehydrogenase () is an enzyme that catalyzes the chemical reaction :myo-inositol + NAD+ \rightleftharpoons 2,4,6/3,5-pentahydroxycyclohexanone + NADH + H+ Thus, the two substrates of this enzyme are myo-inositol an ...
*:
glucuronate reductase In enzymology, a glucuronate reductase () is an enzyme that catalyzes the chemical reaction :L-gulonate + NADP+ \rightleftharpoons D-glucuronate + NADPH + H+ Thus, the two substrates of this enzyme are L-gulonate and NADP+, whereas its 3 pro ...
*:
glucuronolactone reductase In enzymology, a glucuronolactone reductase () is an enzyme that catalyzes the chemical reaction :L-gulono-1,4-lactone + NADP+ \rightleftharpoons D-glucurono-3,6-lactone + NADPH + H+ Thus, the two substrates of this enzyme are L-gulono-1,4-lact ...
*:
(-)-menthol dehydrogenase A (−)-menthol dehydrogenase () is an enzyme that catalyzes the chemical reaction :(−)-menthol + NADP \rightleftharpoons (−)-menthone + NADPH + H, i.e., catalyses the breakdown of menthol. Thus, the two substrates of this enzyme are (−)- ...
*:
(+)-neomenthol dehydrogenase In enzymology, a (+)-neomenthol dehydrogenase () is an enzyme that catalyzes the chemical reaction :(+)-neomenthol + NADP \rightleftharpoons (−)-menthone + NADPH + H Thus, the two substrates of this enzyme are (+)-neomenthol and NADP, wherea ...
*: aldose reductase *: UDP-glucose 6-dehydrogenase *:
(R)-4-hydroxyphenyllactate dehydrogenase (R)-4-hydroxyphenyllactate dehydrogenase () is an enzyme that catalyzes a chemical reaction :(R)-3-(4-hydroxyphenyl)lactate + NAD(P)+ \rightleftharpoons 3-(4-hydroxyphenyl)pyruvate + NAD(P)H + H The 3 substrates of this enzyme are (R)-3-(4-hydr ...
*:
histidinol dehydrogenase In enzymology, histidinol dehydrogenase (HIS4) (HDH) () is an enzyme that catalyzes the chemical reaction :L-histidinol + 2 NAD+ \rightleftharpoons L-histidine + 2 NADH + 2 H+ Thus, the two substrates of this enzyme are L-histidinol and NAD ...
, *: quinate/shikimate dehydrogenase (NAD+) *: shikimate dehydrogenase (NADP+) *:
glyoxylate reductase Glyoxylate reductase (), first isolated from spinach leaves, is an enzyme that catalyzes the reduction of glyoxylate to glycolate, using the cofactor NADH or NADPH. The systematic name of this enzyme class is glycolate:NAD+ oxidoreductase. O ...
*: L-lactate dehydrogenase *: D-lactate dehydrogenase *:
glycerate dehydrogenase In enzymology, a glycerate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(D)-glycerate + NAD+ \rightleftharpoons hydroxypyruvate + NADH + H+ Thus, the two substrates of this enzyme are (R)-glycerate and NAD+, whereas it ...
*: 3-hydroxybutyrate dehydrogenase *:
3-hydroxyisobutyrate dehydrogenase In enzymology, a 3-hydroxyisobutyrate dehydrogenase () also known as β-hydroxyisobutyrate dehydrogenase or 3-hydroxyisobutyrate dehydrogenase, mitochondrial (HIBADH) is an enzyme that in humans is encoded by the ''HIBADH'' gene. 3-Hydroxyisob ...
*: mevaldate reductase *:
mevaldate reductase (NADPH) In enzymology, a mevaldate reductase (NADPH) () is an enzyme that catalyzes the chemical reaction :(R)-mevalonate + NADP+ \rightleftharpoons mevaldate + NADPH + H+ Thus, the two substrates of this enzyme are (R)-mevalonate and NADP+, whereas ...
*: hydroxymethylglutaryl-CoA reductase (NADPH) *:
3-hydroxyacyl-CoA dehydrogenase In enzymology, a 3-hydroxyacyl-CoA dehydrogenase () is an enzyme that catalyzes the chemical reaction :(S)-3-hydroxyacyl-CoA + NAD+ \rightleftharpoons 3-oxoacyl-CoA + NADH + H+ Thus, the two substrates of this enzyme are (S)-3-hydroxyacyl-Co ...
*: acetoacetyl-CoA reductase *: malate dehydrogenase *:
malate dehydrogenase (oxaloacetate-decarboxylating) In enzymology, a malate dehydrogenase (oxaloacetate-decarboxylating) () is an enzyme that catalyzes the chemical reaction below :(S)-malate + NAD+ \rightleftharpoons pyruvate + CO2 + NADH Thus, the two substrates of this enzyme are (S)-malate a ...
*: malate dehydrogenase (decarboxylating) *: malate dehydrogenase (oxaloacetate-decarboxylating) (NADP+) *: isocitrate dehydrogenase (NAD+) *: isocitrate dehydrogenase (NADP+) *: phosphogluconate 2-dehydrogenase *: phosphogluconate dehydrogenase (NADP+-dependent, decarboxylating) *: L-gulonate 3-dehydrogenase *: L-arabinose 1-dehydrogenase *: glucose 1-dehydrogenase AD(P)+)*: D-galactose 1-dehydrogenase *: glucose-6-phosphate dehydrogenase (NADP+) *: 3α-hydroxysteroid 3-dehydrogenase (''Si''-specific) *: 3(or 17)β-hydroxysteroid dehydrogenase *: 3α-hydroxycholanate dehydrogenase (NAD+) *: 3α(or 20β)-hydroxysteroid dehydrogenase *: allyl-alcohol dehydrogenase *: lactaldehyde reductase (NADPH) *: ribitol 2-dehydrogenase *: fructuronate reductase *: tagaturonate reductase *: 3-hydroxypropionate dehydrogenase *: 2-hydroxy-3-oxopropionate reductase *: 4-hydroxybutyrate dehydrogenase *: 17β-estradiol 17-dehydrogenase *EC 1.1.1.63: testosterone 17β-dehydrogenase. Now EC 1.1.1.239, 3α(17β)-hydroxysteroid dehydrogenase (NAD+) *: testosterone 17β-dehydrogenase (NADP+) *: pyridoxine 4-dehydrogenase *: ω-hydroxydecanoate dehydrogenase *:
mannitol 2-dehydrogenase In enzymology, a mannitol 2-dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-mannitol + NAD+ \rightleftharpoons D-fructose + NADH + H+ Thus, the two substrates of this enzyme are D-mannitol and NAD+, whereas its 3 products ...
* EC 1.1.1.68: 5,10-methylenetetrahydrofolate reductase. Now EC 1.5.1.20, methylenetetrahydrofolate reductase
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*: gluconate 5-dehydrogenase * EC 1.1.1.70: D-glucuronolactone dehydrogenase. Now included with EC 1.2.1.3 aldehyde dehydrogenase (NAD+) *: alcohol dehydrogenase AD(P)+*: glycerol dehydrogenase (NADP+) *: octanol dehydrogenase * EC 1.1.1.74: D-aminopropanol dehydrogenase (reaction due to EC 1.1.1.4 (''R,R'')-butanediol dehydrogenase) *: (''R'')-aminopropanol dehydrogenase *: (''S,S'')-butanediol dehydrogenase *: lactaldehyde reductase *: methylglyoxal reductase (NADH-dependent) *: glyoxylate reductase (NADP+) *: isopropanol dehydrogenase (NADP+) *:
hydroxypyruvate reductase In enzymology, a hydroxypyruvate reductase () is an enzyme that catalyzes the chemical reaction :D-glycerate + NAD(P)+ \rightleftharpoons hydroxypyruvate + NAD(P)H + H+ The 3 substrates of this enzyme are D-glycerate, NAD+, and NADP+, where ...
*: malate dehydrogenase (NADP+) *: D-malate dehydrogenase (decarboxylating) *: dimethylmalate dehydrogenase *: 3-isopropylmalate dehydrogenase *: ketol-acid reductoisomerase (NADP+) *:
homoisocitrate dehydrogenase In enzymology, a homoisocitrate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(1R,2S)-1-hydroxybutane-1,2,4-tricarboxylate + NAD+ \rightleftharpoons 2-oxoadipate + CO2 + NADH + H+ Thus, the two substrates of this enzyme ar ...
*: hydroxymethylglutaryl-CoA reductase * EC 1.1.1.89: dihydroxyisovalerate dehydrogenase (isomerizing). Now included with EC 1.1.1.86 ketol-acid reductoisomerase *: aryl-alcohol dehydrogenase *: aryl-alcohol dehydrogenase (NADP+) *: oxaloglycolate reductase (decarboxylating) *: tartrate dehydrogenase *: glycerol-3-phosphate dehydrogenase AD(P)+*: phosphoglycerate dehydrogenase *: diiodophenylpyruvate reductase *:
3-hydroxybenzyl-alcohol dehydrogenase In enzymology, a 3-hydroxybenzyl-alcohol dehydrogenase () is an enzyme that catalyzes the chemical reaction :3-hydroxybenzyl alcohol + NADP+ \rightleftharpoons 3-hydroxybenzaldehyde + NADPH + H+ Thus, the two substrates of this enzyme are 3-hyd ...
*: (''R'')-2-hydroxy-fatty-acid dehydrogenase *: (''S'')-2-hydroxy-fatty-acid dehydrogenase *: 3-oxoacyl- cyl-carrier-proteinreductase *: acylglycerone-phosphate reductase *: 3-dehydrosphinganine reductase *: L-threonine 3-dehydrogenase *: 4-oxoproline reductase *: ''all-trans''-retinol dehydrogenase (NAD+) *: pantoate 4-dehydrogenase *: pyridoxal 4-dehydrogenase *: carnitine 3-dehydrogenase * EC 1.1.1.109: Now EC 1.3.1.28, 2,3-dihydro-2,3-dihydroxybenzoate dehydrogenase *: aromatic 2-oxoacid reductase *: 3-(imidazol-5-yl)lactate dehydrogenase *:
indanol dehydrogenase In enzymology, an indanol dehydrogenase () is an enzyme that catalyzes the chemical reaction :indan-1-ol + NAD(P)+ \rightleftharpoons indanone + NAD(P)H + H+ The 3 substrates of this enzyme are indan-1-ol, NAD+, and NADP+, whereas its 4 pro ...
*: L-xylose 1-dehydrogenase *:
apiose 1-reductase In enzymology, an apiose 1-reductase () is an enzyme that catalyzes the chemical reaction :D-apiitol + NAD+ \rightleftharpoons D-apiose + NADH + H+ Thus, the two substrates of this enzyme are D-apiitol and NAD+, whereas its 3 products are D-a ...
*: ribose 1-dehydrogenase (NADP+) *: D-arabinose 1-dehydrogenase (NAD+) *: D-arabinose 1-dehydrogenase AD(P)+*: glucose 1-dehydrogenase (NAD+) *: glucose 1-dehydrogenase (NADP+) *: galactose 1-dehydrogenase (NADP+) *: aldose 1-dehydrogenase (NAD+) *: D-threo-aldose 1-dehydrogenase *: sorbose 5-dehydrogenase (NADP+) *: fructose 5-dehydrogenase (NADP+) *: 2-deoxy-D-gluconate 3-dehydrogenase *: 2-dehydro-3-deoxy-D-gluconate 6-dehydrogenase *: 2-dehydro-3-deoxy-D-gluconate 5-dehydrogenase * EC 1.1.1.128: The reaction described is covered by EC 1.1.1.264, L-idonate 5-dehydrogenase. *: L-threonate 3-dehydrogenase *: 3-dehydro-L-gulonate 2-dehydrogenase *: mannuronate reductase *:
GDP-mannose 6-dehydrogenase In enzymology, a GDP-mannose 6-dehydrogenase () is an enzyme that catalyzes the chemical reaction :GDP-D-mannose + 2 NAD+ + H2O \rightleftharpoons GDP-D-mannuronate + 2 NADH + 2 H+ The 3 substrates of this enzyme are GDP-D-mannose, NAD+, and ...
*: dTDP-4-dehydrorhamnose reductase *: dTDP-6-deoxy-L-talose 4-dehydrogenase (NADP+) *: GDP-6-deoxy-D-talose 4-dehydrogenase *: UDP-''N''-acetylglucosamine 6-dehydrogenase *: ribitol-5-phosphate 2-dehydrogenase *: mannitol 2-dehydrogenase (NADP+) * EC 1.1.1.139: polyol dehydrogenase (NADP+). Now included with EC 1.1.1.21 aldehyde reductase *:
sorbitol-6-phosphate 2-dehydrogenase In enzymology, a sorbitol-6-phosphate dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-sorbitol 6-phosphate + NAD+ \rightleftharpoons D-fructose 6-phosphate + NADH + H+ Thus, the two substrates of this enzyme are D-sorbito ...
*: 15-hydroxyprostaglandin dehydrogenase (NAD+) *: D-pinitol dehydrogenase *: sequoyitol dehydrogenase *: perillyl-alcohol dehydrogenase *: 3β-hydroxy-Δ5-steroid dehydrogenase *: 11β-hydroxysteroid dehydrogenase *: 16α-hydroxysteroid dehydrogenase *: estradiol 17α-dehydrogenase *:
20α-hydroxysteroid dehydrogenase In enzymology, a 20-α-hydroxysteroid dehydrogenase () is an enzyme that catalyzes the chemical reaction :17alpha,20alpha-dihydroxypregn-4-en-3-one + NAD(P)+ \rightleftharpoons 17alpha-hydroxyprogesterone + NAD(P)H + H+ The 3 substrates of th ...
*: 21-hydroxysteroid dehydrogenase (NAD+) *: 21-hydroxysteroid dehydrogenase (NADP+) *: 3α-hydroxy-5β-androstane-17-one 3α-dehydrogenase *: sepiapterin reductase (L-erythro-7,8-dihydrobiopterin forming) *: ureidoglycolate dehydrogenase * EC 1.1.1.155: homoisocitrate dehydrogenase. The enzyme is identical to EC 1.1.1.87, homoisocitrate dehydrogenase *: glycerol 2-dehydrogenase (NADP+) *: 3-hydroxybutyryl-CoA dehydrogenase * EC 1.1.1.158: Now EC 1.3.1.98, UDP-''N''-acetylmuramate dehydrogenase *: 7α-hydroxysteroid dehydrogenase *: dihydrobunolol dehydrogenase * EC 1.1.1.161: The activity is part of EC 1.14.13.15, cholestanetriol 26-monooxygenase *:
erythrulose reductase In enzymology, an erythrulose reductase () is an enzyme that catalysis, catalyzes the chemical reaction :erythritol + NADP+ \rightleftharpoons D-erythrulose + NADPH + H+ Thus, the two substrate (biochemistry), substrates of this enzyme are erythr ...
*: cyclopentanol dehydrogenase *: hexadecanol dehydrogenase *: 2-alkyn-1-ol dehydrogenase *: hydroxycyclohexanecarboxylate dehydrogenase *: hydroxymalonate dehydrogenase *: 2-dehydropantolactone reductase (''Re''-specific) *:
2-dehydropantoate 2-reductase In enzymology, a 2-dehydropantoate 2-reductase () is an enzyme that catalyzes the chemical reaction :(R)-pantoate + NADP+ \rightleftharpoons 2-dehydropantoate + NADPH + H+ Thus, the two substrates of this enzyme are (R)-pantoate and NADP+, w ...
*: 3β-hydroxysteroid-4α-carboxylate 3-dehydrogenase (decarboxylating) * EC 1.1.1.171: Now EC 1.5.1.20, methylenetetrahydrofolate reductase
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*: 2-oxoadipate reductase *: L-rhamnose 1-dehydrogenase *: cyclohexane-1,2-diol dehydrogenase *: D-xylose 1-dehydrogenase *: 12α-hydroxysteroid dehydrogenase *: glycerol-3-phosphate 1-dehydrogenase (NADP+) *: 3-hydroxy-2-methylbutyryl-CoA dehydrogenase *: D-xylose 1-dehydrogenase (NADP+, D-xylono-1,5-lactone-forming) * EC 1.1.1.180: Now included with EC 1.1.1.131 mannuronate reductase *: cholest-5-ene-3β,7α-diol 3β-dehydrogenase * EC 1.1.1.182: Now included with EC 1.1.1.198 (+)-borneol dehydrogenase, EC 1.1.1.227 (-)-borneol dehydrogenase and EC 1.1.1.228 (+)-sabinol dehydrogenase *: geraniol dehydrogenase (NADP+) *:
carbonyl reductase (NADPH) In enzymology, a carbonyl reductase (NADPH) () is an enzyme that catalyzes the chemical reaction R-CO-R' + NADPH + H+ \rightleftharpoons :R-CHOH-R' + NADP+ Thus, the two products of this enzyme are R-CHOH-R' and NADP+, whereas its 3 substra ...
*: L-glycol dehydrogenase *: dTDP-galactose 6-dehydrogenase *: GDP-4-dehydro-D-rhamnose reductase *:
prostaglandin-F synthase In enzymology, a prostaglandin-F synthase (PGFS; ) is an enzyme that catalyzes the chemical reaction: :(5''Z'',13''E'')-(15''S'')-9alpha,11alpha,15-trihydroxyprosta-5,13-dienoate + NADP+ \rightleftharpoons (5''Z'',13''E'')-(15''S'')-9alpha,15-di ...
*: prostaglandin-E2 9-reductase *: indole-3-acetaldehyde reductase (NADH) *: indole-3-acetaldehyde reductase (NADPH) *: long-chain-alcohol dehydrogenase *: 5-amino-6-(5-phosphoribosylamino)uracil reductase *: coniferyl-alcohol dehydrogenase *: cinnamyl-alcohol dehydrogenase *: 15-hydroxyprostaglandin-D dehydrogenase (NADP+) *: 15-hydroxyprostaglandin dehydrogenase (NADP+) *: (+)-borneol dehydrogenase *: (''S'')-usnate reductase *: aldose-6-phosphate reductase (NADPH) *: (+)-sabinol dehydrogenase *: galactitol-1-phosphate 5-dehydrogenase *: tetrahydroxynaphthalene reductase * EC 1.1.1.253: Now EC 1.5.1.33, pteridine reductase *: (''S'')-carnitine 3-dehydrogenase *:
mannitol dehydrogenase In enzymology, a mannitol dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-mannitol + NAD+ \rightleftharpoons D-mannose + NADH + H+ Thus, the two substrates of this enzyme are D-mannitol and NAD+, whereas its 3 products are ...
*: fluoren-9-ol dehydrogenase *: 4-(hydroxymethyl)benzenesulfonate dehydrogenase *: 6-hydroxyhexanoate dehydrogenase *: 3-hydroxypimeloyl-CoA dehydrogenase *: sulcatone reductase *: ''sn''-glycerol-1-phosphate dehydrogenase *: 4-hydroxythreonine-4-phosphate dehydrogenase *: 1,5-anhydro-D-fructose reductase *: L-idonate 5-dehydrogenase *: 3-methylbutanal reductase *: dTDP-4-dehydro-6-deoxyglucose reductase *: 1-deoxy-D-xylulose-5-phosphate reductoisomerase *: 2-(''R'')-hydroxypropyl-CoM dehydrogenase *: 2-(''S'')-hydroxypropyl-CoM dehydrogenase *: 3β-hydroxysteroid 3-dehydrogenase *: GDP-L-fucose synthase *: D-2-hydroxyacid dehydrogenase (NADP+) *: vellosimine dehydrogenase *: 2,5-didehydrogluconate reductase (2-dehydro-D-gluconate-forming) *: (+)-trans-carveol dehydrogenase *: serine 3-dehydrogenase (NADP+) *: 3β-hydroxy-5β-steroid dehydrogenase *: 3β-hydroxy-5α-steroid dehydrogenase *: (''R'')-3-hydroxyacid-ester dehydrogenase *: (''S'')-3-hydroxyacid-ester dehydrogenase *: GDP-4-dehydro-6-deoxy-D-mannose reductase *: quinate/shikimate dehydrogenase AD(P)+)/nowiki> *: methylglyoxal reductase (NADPH-dependent) *: ''S''-(hydroxymethyl)glutathione dehydrogenase *: 3′′-deamino-3′′-oxonicotianamine reductase *: isocitrate—homoisocitrate dehydrogenase *: D-arabinitol dehydrogenase (NADP+) *:
xanthoxin dehydrogenase In enzymology, a xanthoxin dehydrogenase () is an enzyme that catalyzes the chemical reaction :xanthoxin + NAD+ \rightleftharpoons abscisic aldehyde + NADH + H+ Thus, the two substrates of this enzyme are xanthoxin and NAD+, whereas its 3 p ...
*: sorbose reductase *: 4-phosphoerythronate dehydrogenase *: 2-hydroxymethylglutarate dehydrogenase *: 1,5-anhydro-D-fructose reductase (1,5-anhydro-D-mannitol-forming) * EC 1.1.1.293: tropinone reductase I. This enzyme was already in the Enzyme List as EC 1.1.1.206, tropine dehydrogenase so EC 1.1.1.293 has been withdrawn at the public-review stage *: chlorophyll(ide) ''b'' reductase *: momilactone-A synthase *: dihydrocarveol dehydrogenase *: limonene-1,2-diol dehydrogenase *: 3-hydroxypropionate dehydrogenase (NADP+) *: malate dehydrogenase AD(P)+)*: NADP-retinol dehydrogenase *: D-arabitol-phosphate dehydrogenase *: 2,5-diamino-6-(ribosylamino)-4(3''H'')-pyrimidinone 5′-phosphate reductase *: diacetyl reductase ''R'')-acetoin forming/nowiki> *: diacetyl reductase ''S'')-acetoin forming/nowiki> *: UDP-glucuronic acid dehydrogenase (UDP-4-keto-hexauronic acid decarboxylating) *: ''S''-(hydroxymethyl)mycothiol dehydrogenase *: D-xylose reductase *: sulfopropanediol 3-dehydrogenase *: phosphonoacetaldehyde reductase (NADH) *: (''S'')-sulfolactate dehydrogenase *: (''S'')-1-phenylethanol dehydrogenase *: 2-hydroxy-4-carboxymuconate semialdehyde hemiacetal dehydrogenase *:
sulfoacetaldehyde reductase Sulfoacetaldehyde reductase (, ''ISFD'') is an enzyme with systematic name ''isethionate:NADP+ oxidoreductase''. This enzyme catalyses the following chemical reaction A chemical reaction is a process that leads to the IUPAC nomenclature for o ...
* EC 1.1.1.314: Now known to be catalyzed by EC 1.14.14.95, germacrene A hydroxylase *: 11-''cis''-retinol dehydrogenase *: L-galactose 1-dehydrogenase *: perakine reductase *: eugenol synthase *: isoeugenol synthase *: benzil reductase ''S'')-benzoin forming*: benzil reductase ''R'')-benzoin forming*: (–)-''endo''-fenchol dehydrogenase *:
(+)-thujan-3-ol dehydrogenase (+)-Thujan-3-ol dehydrogenase (, ''d-3-thujanol dehydrogenase'', ''TDH'') is an enzyme with systematic name ''(+)-thujan-3-ol:NAD(P)+ oxidoreductase''. This enzyme catalyses the following chemical reaction : (+)-thujan-3-ol + NAD(P)+ \rightlefth ...
*: 8-hydroxygeraniol dehydrogenase *: sepiapterin reductase (L-''threo''-7,8-dihydrobiopterin forming) *:
zerumbone synthase Zerumbone synthase (, ''ZSD1'') is an enzyme with systematic name ''10-hydroxy-alpha-humulene:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : 10-hydroxy-alpha-humulene + NAD+ \rightleftharpoons zerumbone + NADH + H+ ...
*:
5-exo-hydroxycamphor dehydrogenase 5-exo-hydroxycamphor dehydrogenase (, ''F-dehydrogenase'', ''FdeH'') is an enzyme with systematic name ''5-exo-hydroxycamphor:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : 5-exo-hydroxycamphor + NAD+ \rightlefthar ...
*: nicotine blue oxidoreductase *: 2-deoxy-''scyllo''-inosamine dehydrogenase *: very-long-chain 3-oxoacyl-CoA reductase *: secoisolariciresinol dehydrogenase *:
chanoclavine-I dehydrogenase Chanoclavine-I dehydrogenase (, ''easD (gene)'', ''fgaDH (gene)'') is an enzyme with systematic name ''chanoclavine-I:NAD+ oxidoreductase''. This enzyme catalises the following chemical reaction : chanoclavine-I + NAD+ \rightleftharpoons chanocla ...
*: decaprenylphospho-β-D-''erythro''-pentofuranosid-2-ulose 2-reductase *: methylecgonone reductase *: UDP-''N''-acetyl-2-amino-2-deoxyglucuronate dehydrogenase *: UDP-''N''-acetyl-D-mannosamine dehydrogenase *: L-2-hydroxycarboxylate dehydrogenase (NAD+) *: (2''R'')-3-sulfolactate dehydrogenase (NADP+) *: dTDP-6-deoxy-L-talose 4-dehydrogenase (NAD+) *: 1-deoxy-11β-hydroxypentalenate dehydrogenase *: CDP-abequose synthase *: CDP-paratose synthase : At present (October 2021) most of the entries from 343 onwards have no Wikipedia articles * EC 1.1.1.343: phosphogluconate dehydrogenase (NAD+-dependent, decarboxylating) * EC 1.1.1.344: dTDP-6-deoxy-L-talose 4-dehydrogenase AD(P)+* EC 1.1.1.345: D-2-hydroxyacid dehydrogenase (NAD+) * EC 1.1.1.346: 2,5-didehydrogluconate reductase (2-dehydro-L-gulonate-forming) * EC 1.1.1.347: geraniol dehydrogenase (NAD+) * EC 1.1.1.348: (3''R'')-2′-hydroxyisoflavanone reductase * EC 1.1.1.349: norsolorinic acid ketoreductase * EC 1.1.1.350: ureidoglycolate dehydrogenase (NAD+) * EC 1.1.1.351: phosphogluconate dehydrogenase AD(P)+-dependent, decarboxylating* EC 1.1.1.352: 5′-hydroxyaverantin dehydrogenase * EC 1.1.1.353: versiconal hemiacetal acetate reductase * EC 1.1.1.354: farnesol dehydrogenase (NAD+) * EC 1.1.1.355: 2′-dehydrokanamycin reductase * EC 1.1.1.356: GDP-L-colitose synthase * EC 1.1.1.357: 3α-hydroxysteroid 3-dehydrogenase * EC 1.1.1.358: 2-dehydropantolactone reductase * EC 1.1.1.359: aldose 1-dehydrogenase AD(P)+* EC 1.1.1.360: glucose/galactose 1-dehydrogenase * EC 1.1.1.361: glucose-6-phosphate 3-dehydrogenase * EC 1.1.1.362: aklaviketone reductase * EC 1.1.1.363: glucose-6-phosphate dehydrogenase AD(P)+* EC 1.1.1.364: dTDP-4-dehydro-6-deoxy-α-D-gulose 4-ketoreductase * EC 1.1.1.365: D-galacturonate reductase * EC 1.1.1.366: L-idonate 5-dehydrogenase (NAD+) * EC 1.1.1.367: UDP-2-acetamido-2,6-β-L-arabino-hexul-4-ose reductase * EC 1.1.1.368: 6-hydroxycyclohex-1-ene-1-carbonyl-CoA dehydrogenase * EC 1.1.1.369: D-chiro-inositol 1-dehydrogenase * EC 1.1.1.370: ''scyllo''-inositol 2-dehydrogenase (NAD+) * EC 1.1.1.371: ''scyllo''-inositol 2-dehydrogenase (NADP+) * EC 1.1.1.372: D/L-glyceraldehyde reductase * EC 1.1.1.373: sulfolactaldehyde 3-reductase * EC 1.1.1.374: UDP-''N''-acetylglucosamine 3-dehydrogenase * EC 1.1.1.375: L-2-hydroxycarboxylate dehydrogenase AD(P)+* EC 1.1.1.376: L-arabinose 1-dehydrogenase AD(P)+* EC 1.1.1.377: L-rhamnose 1-dehydrogenase (NADP+) * EC 1.1.1.378: L-rhamnose 1-dehydrogenase AD(P)+* EC 1.1.1.379: (''R'')-mandelate dehydrogenase * EC 1.1.1.380: L-gulonate 5-dehydrogenase * EC 1.1.1.381: 3-hydroxy acid dehydrogenase * EC 1.1.1.382: ketol-acid reductoisomerase (NAD+) * EC 1.1.1.383: ketol-acid reductoisomerase AD(P)+* EC 1.1.1.384: dTDP-3,4-didehydro-2,6-dideoxy-α-D-glucose 3-reductase * EC 1.1.1.385: dihydroanticapsin dehydrogenase * EC 1.1.1.386: ipsdienol dehydrogenase * EC 1.1.1.387: L-serine 3-dehydrogenase (NAD+) * EC 1.1.1.388: glucose-6-phosphate dehydrogenase (NAD+) * EC 1.1.1.389: 2-dehydro-3-deoxy-L-galactonate 5-dehydrogenase * EC 1.1.1.390: sulfoquinovose 1-dehydrogenase * EC 1.1.1.391: 3β-hydroxycholanate 3-dehydrogenase (NAD+) * EC 1.1.1.392: 3α-hydroxycholanate dehydrogenase (NADP+) * EC 1.1.1.393: 3β-hydroxycholanate 3-dehydrogenase (NADP+) * EC 1.1.1.394: aurachin B dehydrogenase * EC 1.1.1.395: 3α-hydroxy bile acid-CoA-ester 3-dehydrogenase * EC 1.1.1.396: bacteriochlorophyllide a dehydrogenase * EC 1.1.1.397: β-methylindole-3-pyruvate reductase * EC 1.1.1.398: 2-glutathionyl-2-methylbut-3-en-1-ol dehydrogenase * EC 1.1.1.399: 2-oxoglutarate reductase * EC 1.1.1.400: 2-methyl-1,2-propanediol dehydrogenase * EC 1.1.1.401: 2-dehydro-3-deoxy-L-rhamnonate dehydrogenase (NAD+) * EC 1.1.1.402: D-erythritol 1-phosphate dehydrogenase * EC 1.1.1.403: D-threitol dehydrogenase (NAD+) * EC 1.1.1.404: tetrachlorobenzoquinone reductase * EC 1.1.1.405: ribitol-5-phosphate 2-dehydrogenase (NADP+) * EC 1.1.1.406: galactitol 2-dehydrogenase (L-tagatose-forming) * EC 1.1.1.407: D-altritol 5-dehydrogenase * EC 1.1.1.408: 4-phospho-D-threonate 3-dehydrogenase * EC 1.1.1.409: 4-phospho-D-erythronate 3-dehydrogenase * EC 1.1.1.410: D-erythronate 2-dehydrogenase * EC 1.1.1.411: L-threonate 2-dehydrogenase * EC 1.1.1.412: 2-alkyl-3-oxoalkanoate reductase * EC 1.1.1.413: A-factor type γ-butyrolactone 1′-reductase (1''S''-forming) * EC 1.1.1.414: L-galactonate 5-dehydrogenase * EC 1.1.1.415: noscapine synthase * EC 1.1.1.416: isopyridoxal dehydrogenase (5-pyridoxolactone-forming) * EC 1.1.1.417: 3β-hydroxysteroid-4β-carboxylate 3-dehydrogenase (decarboxylating) * EC 1.1.1.418: plant 3β-hydroxysteroid-4α-carboxylate 3-dehydrogenase (decarboxylating) * EC 1.1.1.419: nepetalactol dehydrogenase * EC 1.1.1.420: D-apiose dehydrogenase * EC 1.1.1.421: D-apionate oxidoisomerase * EC 1.1.1.422: pseudoephedrine dehydrogenase * EC 1.1.1.423: (1''R'',2''S'')-ephedrine 1-dehydrogenase * EC 1.1.1.424: D-xylose 1-dehydrogenase (NADP+, D-xylono-1,4-lactone-forming) * EC 1.1.1.425: levoglucosan dehydrogenase * EC 1.1.1.426: UDP-''N''-acetyl-α-D-quinovosamine dehydrogenase


EC 1.1.2 With a cytochrome as acceptor

*EC 1.1.2.1: glycerolphosphate dehydrogenase. As the acceptor is now known, the enzyme has been transferred to EC 1.1.5.3, glycerol-3-phosphate dehydrogenase. *: mannitol dehydrogenase (cytochrome) *: L-lactate dehydrogenase (cytochrome) *: D-lactate dehydrogenase (cytochrome) *: D-lactate dehydrogenase (cytochrome c-553) *: polyvinyl alcohol dehydrogenase (cytochrome) *: methanol dehydrogenase (cytochrome c) *: alcohol dehydrogenase (cytochrome c) *EC 1.1.2.9: 1-butanol dehydrogenase (cytochrome c) * *EC 1.1.2.10: lanthanide-dependent methanol dehydrogenase * : *No Wikipedia article


EC 1.1.3 With oxygen as acceptor

* EC 1.1.3.1: Now included with EC 1.1.3.15 (''S'')-2-hydroxy-acid oxidase * : L-lactate oxidase * * : malate oxidase * : glucose oxidase * :
hexose oxidase In enzymology, a hexose oxidase () is an enzyme that catalyzes Catalysis () is the process of increasing the rate of a chemical reaction by adding a substance known as a catalyst (). Catalysts are not consumed in the reaction and remain un ...
* :
cholesterol oxidase In enzymology, a cholesterol oxidase () is an enzyme that catalyzes the chemical reaction :cholesterol + O2 \rightleftharpoons cholest-4-en-3-one + H2O2 Thus, the two substrates of this enzyme are cholesterol and O2, whereas its two products ...
* : aryl-alcohol oxidase * : L-gulonolactone oxidase * :
galactose oxidase Galactose oxidase (D-galactose:oxygen 6-oxidoreductase, D-galactose oxidase, beta-galactose oxidase; abbreviated GAO, GAOX, GOase; ) is an enzyme that catalyzes the oxidation of D-galactose in some species of fungi. Galactose oxidase belongs to ...
* : pyranose oxidase * : L-sorbose oxidase * : pyridoxine 4-oxidase * :
alcohol oxidase Alcohol most commonly refers to: * Alcohol (chemistry), an organic compound in which a hydroxyl group is bound to a carbon atom * Alcohol (drug), an intoxicant found in alcoholic drinks Alcohol may also refer to: Chemicals * Ethanol, one of sev ...
* : catechol oxidase (dimerizing) * : (''S'')-2-hydroxy-acid oxidase * : ecdysone oxidase * :
choline oxidase In enzymology, a choline oxidase () is an enzyme that catalysis, catalyzes the chemical reaction :choline + O2 \rightleftharpoons betaine aldehyde + H2O2 Thus, the two substrate (biochemistry), substrates of this enzyme are choline and oxygen, O2 ...
* : Secondary-alcohol oxidase * : 4-hydroxymandelate oxidase * : long-chain-alcohol oxidase * :
glycerol-3-phosphate oxidase In enzymology, a glycerol-3-phosphate oxidase () is an enzyme that catalyzes the chemical reaction :sn-glycerol 3-phosphate + O2 \rightleftharpoons glycerone phosphate + H2O2 Thus, the two substrates of this enzyme are sn-glycerol 3-phosphate an ...
* EC 1.1.3.22: Now EC 1.17.3.2, xanthine oxidase. The enzyme was incorrectly classified as acting on a CH-OH group * :
Thiamine oxidase In enzymology, a thiamine oxidase () is an enzyme that catalyzes the chemical reaction ::thiamine + 2 O2 + H2O \rightleftharpoons thiamine acetic acid + 2 H2O2 The 3 substrates of this enzyme are thiamine, O2, and H2O, whereas its two produc ...
* : L-galactonolactone oxidase * EC 1.1.3.25: Now included with EC 1.1.99.18, cellobiose dehydrogenase (acceptor) * EC 1.1.3.26: Now EC 1.21.3.2, columbamine oxidase * : hydroxyphytanate oxidase * : nucleoside oxidase * : N-acylhexosamine oxidase * : polyvinyl-alcohol oxidase * EC 1.1.3.31: deleted, cannot be distinguished from EC 1.1.3.13, alcohol oxidase * EC 1.1.3.32: Now EC 1.14.21.1, (''S'')-stylopine synthase * EC 1.1.3.33: Now EC 1.14.21.2, (''S'')-cheilanthifoline synthase * EC 1.1.3.34: Now EC 1.14.21.3, berbamunine synthase * EC 1.1.3.35: Now EC 1.14.21.4, salutaridine synthase * EC 1.1.3.36: Now EC 1.14.21.5, (''S'')-canadine synthase * : D-arabinono-1,4-lactone oxidase * : vanillyl-alcohol oxidase * : nucleoside oxidase (H2O2-forming) * : D-mannitol oxidase * : xylitol oxidase * : prosolanapyrone-II oxidase * : paromamine 6′-oxidase * : 6′′′-hydroxyneomycin C oxidase * EC 1.1.3.45: aclacinomycin-N oxidase * * EC 1.1.3.46: 4-hydroxymandelate oxidase * * EC 1.1.3.47: 5-(hydroxymethyl)furfural oxidase * * EC 1.1.3.48: 3-deoxy-α-D-''manno''-octulosonate 8-oxidase * * EC 1.1.3.49: (''R'')-mandelonitrile oxidase * : *No Wikipedia article


EC 1.1.4 With a disulfide as acceptor

* EC 1.1.4.1: Now EC 1.17.4.4, vitamin-K-epoxide reductase (warfarin-sensitive) * EC 1.1.4.2: Now EC 1.17.4.5, vitamin-K-epoxide reductase (warfarin-insensitive)


EC 1.1.5 With a quinone or similar compound as acceptor

* EC 1.1.5.1: deleted, see EC 1.1.99.18 cellobiose dehydrogenase (acceptor) * :
quinoprotein glucose dehydrogenase In enzymology, a quinoprotein glucose dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-glucose + ubiquinone \rightleftharpoons D-glucono-1,5-lactone + ubiquinol Thus, the two substrates of this enzyme are D-glucose and ubi ...
* : glycerol-3-phosphate dehydrogenase (quinone) * : malate dehydrogenase (quinone) * : alcohol dehydrogenase (quinone) * : formate dehydrogenase-N * : cyclic alcohol dehydrogenase (quinone) * : quinate dehydrogenase (quinone)


EC 1.1.9 With a copper protein as acceptor

* : alcohol dehydrogenase (azurin)


EC 1.1.98 With other, known, acceptors

* EC 1.1.98.1: Now EC 1.1.9.1, alcohol dehydrogenase (azurin) * : glucose-6-phosphate dehydrogenase (coenzyme-F420) * : decaprenylphospho-β-D-ribofuranose 2-oxidase * EC 1.1.98.3: decaprenylphospho-β-D-ribofuranose 2-dehydrogenase * * EC 1.1.98.4: F420H2:quinone oxidoreductase * * EC 1.1.98.5: secondary-alcohol dehydrogenase (coenzyme-F420) * * EC 1.1.98.6: ribonucleoside-triphosphate reductase (formate) * * EC 1.1.98.7: serine-type anaerobic sulfatase-maturating enzyme * : *No Wikipedia article


EC 1.1.99 With unknown physiological acceptors

* : choline dehydrogenase * : L-2-hydroxyglutarate dehydrogenase * : gluconate 2-dehydrogenase (acceptor) * : dehydrogluconate dehydrogenase * EC 1.1.99.5: now EC 1.1.5.3, glycerol-3-phosphate dehydrogenase * : D-2-hydroxy-acid dehydrogenase * : lactate—malate transhydrogenase * EC 1.1.99.8: Now EC 1.1.2.7, methanol dehydrogenase (cytochrome ''c'') and EC 1.1.2.8, alcohol dehydrogenase (cytochrome ''c''). * : pyridoxine 5-dehydrogenase * EC 1.1.99.10: Now EC 1.1.5.9, glucose 1-dehydrogenase (FAD, quinone) * EC 1.1.99.11: Now classified as EC 1.1.5.14, fructose 5-dehydrogenase * : sorbose dehydrogenase * : glucoside 3-dehydrogenase * : glycolate dehydrogenase * EC 1.1.99.15: Now EC 1.5.1.20, methylenetetrahydrofolate reductase
AD(P)H Advertising is the practice and techniques employed to bring attention to a product or service. Advertising aims to put a product or service in the spotlight in hopes of drawing it attention from consumers. It is typically used to promote a ...
* EC 1.1.99.16: Now EC EC 1.1.5.4, malate dehydrogenase (quinone) * EC 1.1.99.17: Now EC 1.1.5.2, quinoprotein glucose dehydrogenase * :
cellobiose dehydrogenase (acceptor) In enzymology, a cellobiose dehydrogenase (acceptor) () is an enzyme that catalyzes the chemical reaction :cellobiose + acceptor \rightleftharpoons cellobiono-1,5-lactone + reduced acceptor Thus, the two substrates of this enzyme are cellobiose ...
* EC 1.1.99.19: Now EC 1.17.99.4, uracil/thymine dehydrogenase * : alkan-1-ol dehydrogenase (acceptor) * : D-sorbitol dehydrogenase (acceptor) * : glycerol dehydrogenase (acceptor) * EC 1.1.99.23: Now EC 1.1.2.6, polyvinyl alcohol dehydrogenase (cytochrome) * : hydroxyacid-oxoacid transhydrogenase * EC 1.1.99.25: Now EC 1.1.5.8, quinate dehydrogenase (quinone), * : 3-hydroxycyclohexanone dehydrogenase * : (''R'')-pantolactone dehydrogenase (flavin) * :
glucose-fructose oxidoreductase In enzymology, a glucose-fructose oxidoreductase () is an enzyme that catalyzes the chemical reaction :D-glucose + D-fructose \rightleftharpoons D-gluconolactone + D-glucitol Thus, the two substrates of this enzyme are D-glucose and D-fructose, ...
* :
pyranose dehydrogenase (acceptor) Pyranose dehydrogenase (acceptor) (, ''pyranose dehydrogenase'', ''pyranose-quinone oxidoreductase'', ''quinone-dependent pyranose dehydrogenase'', ''PDH'') is an enzyme with systematic name ''pyranose:acceptor oxidoreductase''. This enzyme catal ...
* : 2-oxoacid reductase * : (''S'')-mandelate dehydrogenase * : L-sorbose 1-dehydrogenase * EC 1.1.99.33: Now EC 1.17.99.7, formate dehydrogenase (acceptor) * EC 1.1.99.34: now EC 1.1.98.2, glucose-6-phosphate dehydrogenase (coenzyme-F420) * :
soluble quinoprotein glucose dehydrogenase Soluble quinoprotein glucose dehydrogenase (, ''soluble glucose dehydrogenase'', ''sGDH'', ''glucose dehydrogenase (PQQ-dependent)'') is an enzyme with systematic name ''D-glucose:acceptor oxidoreductase''. This enzyme catalyses the following chem ...
* : alcohol dehydrogenase (nicotinoprotein) * : methanol dehydrogenase (nicotinoprotein) * : 2-deoxy-''scyllo''-inosamine dehydrogenase (AdoMet-dependent) * : D-2-hydroxyglutarate dehydrogenase * EC 1.1.99.40: (''R'')-2-hydroxyglutarate—pyruvate transhydrogenase * * EC 1.1.99.41: 3-hydroxy-1,2-didehydro-2,3-dihydrotabersonine reductase * * EC 1.1.99.42: 4-pyridoxic acid dehydrogenase * : *No Wikipedia article


EC 1.2 Acting on the aldehyde or oxo group of donors


EC 1.2.1 With NAD+ or NADP+ as acceptor

* EC 1.2.1.1: deleted, replaced by EC 1.1.1.284, ''S''-(hydroxymethyl)glutathione dehydrogenase and EC 4.4.1.22, ''S''-(hydroxymethyl)glutathione synthase * EC 1.2.1.2: Now EC 1.17.1.9, formate dehydrogenase * : aldehyde dehydrogenase (NAD+) * : aldehyde dehydrogenase (NADP+) * : aldehyde dehydrogenase (NAD(P)+) * EC 1.2.1.6: deleted (was benzaldehyde dehydrogenase) * : benzaldehyde dehydrogenase (NADP+) * : betaine-aldehyde dehydrogenase * : glyceraldehyde-3-phosphate dehydrogenase (NADP+) * : acetaldehyde dehydrogenase (acetylating) * : aspartate-semialdehyde dehydrogenase * : glyceraldehyde-3-phosphate dehydrogenase (phosphorylating) * : glyceraldehyde-3-phosphate dehydrogenase (NADP+) (phosphorylating) * EC 1.2.1.14: Now EC 1.1.1.205, IMP dehydrogenase * : malonate-semialdehyde dehydrogenase * : succinate-semialdehyde dehydrogenase AD(P)+* : glyoxylate dehydrogenase (acylating) * : malonate-semialdehyde dehydrogenase (acetylating) * : aminobutyraldehyde dehydrogenase * : glutarate-semialdehyde dehydrogenase * : glycolaldehyde dehydrogenase * : lactaldehyde dehydrogenase * : 2-oxoaldehyde dehydrogenase (NAD+) * : succinate-semialdehyde dehydrogenase (NAD+) * : branched-chain α-keto acid dehydrogenase system * : 2,5-dioxovalerate dehydrogenase * : methylmalonate-semialdehyde dehydrogenase (CoA-acylating) * : benzaldehyde dehydrogenase (NAD+) * : aryl-aldehyde dehydrogenase * : carboxylate reductase (NADP+) * : L-aminoadipate-semialdehyde dehydrogenase * : aminomuconate-semialdehyde dehydrogenase * : (''R'')-dehydropantoate dehydrogenase * EC 1.2.1.34: Now EC 1.1.1.131, mannuronate reductase * EC 1.2.1.35: Now EC 1.1.1.203, uronate dehydrogenase * :
retinal dehydrogenase In enzymology, a retinal dehydrogenase, also known as retinaldehyde dehydrogenase (RALDH), catalyzes the chemical reaction converting retinal to retinoic acid. This enzyme belongs to the family of oxidoreductases, specifically the class acting on a ...
* EC 1.2.1.37: Now EC 1.17.1.4, xanthine dehydrogenase * : ''N''-acetyl-γ-glutamyl-phosphate reductase * : phenylacetaldehyde dehydrogenase * EC 1.2.1.40: part of EC 1.14.13.15, cholestanetriol 26-monooxygenase * : glutamate-5-semialdehyde dehydrogenase * : hexadecanal dehydrogenase (acylating) * EC 1.2.1.43: Now EC 1.17.1.10, formate dehydrogenase (NADP+) * : cinnamoyl-CoA reductase * EC 1.2.1.45: Now EC 1.1.1.312, 2-hydroxy-4-carboxymuconate semialdehyde hemiacetal dehydrogenase * : formaldehyde dehydrogenase * :
4-trimethylammoniobutyraldehyde dehydrogenase In enzymology, a 4-trimethylammoniobutyraldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :4-trimethylammoniobutanal + NAD+ + H2O \rightleftharpoons 4-trimethylammoniobutanoate + NADH + 2 H+ The 3 substrates of this enz ...
* :
long-chain-aldehyde dehydrogenase Fatty aldehyde dehydrogenase (or Long-chain-aldehyde dehydrogenase) is an aldehyde dehydrogenase enzyme that in human is encoded in the ALDH3A2 gene on chromosome 17. Aldehyde dehydrogenase enzymes function to remove toxic aldehydes that are gene ...
* : 2-oxoaldehyde dehydrogenase (NADP+) * : long-chain-fatty-acyl-CoA reductase * : pyruvate dehydrogenase (NADP+) * : oxoglutarate dehydrogenase (NADP+) * : 4-hydroxyphenylacetaldehyde dehydrogenase * : γ-guanidinobutyraldehyde dehydrogenase * EC 1.2.1.55: Now EC 1.1.1.279, (''R'')-3-hydroxyacid-ester dehydrogenase * EC 1.2.1.56: Now EC 1.1.1.280, (''S'')-3-hydroxyacid-ester dehydrogenase * : butanal dehydrogenase * : phenylglyoxylate dehydrogenase (acylating) * : glyceraldehyde-3-phosphate dehydrogenase (NAD(P)+) * :
5-carboxymethyl-2-hydroxymuconic-semialdehyde dehydrogenase In enzymology, a 5-carboxymethyl-2-hydroxymuconic-semialdehyde dehydrogenase () is an enzyme that catalysis, catalyzes the chemical reaction :5-carboxymethyl-2-hydroxymuconate semialdehyde + H2O + NAD+ \rightleftharpoons 5-carboxymethyl-2-hydroxym ...
* : 4-hydroxymuconic-semialdehyde dehydrogenase * : 4-formylbenzenesulfonate dehydrogenase * : 6-oxohexanoate dehydrogenase * : 4-hydroxybenzaldehyde dehydrogenase (NAD+) * : salicylaldehyde dehydrogenase * EC 1.2.1.66: Now EC 1.1.1.306, ''S''-(hydroxymethyl)mycothiol dehydrogenase * :
vanillin dehydrogenase In enzymology, a vanillin dehydrogenase () is an enzyme that catalysis, catalyzes the chemical reaction : + NAD+ + H2O \rightleftharpoons + NADH + H+ The 3 substrate (biochemistry), substrates of this enzyme are vanillin, nicotinamide adenine d ...
* :
coniferyl-aldehyde dehydrogenase In enzymology, a coniferyl-aldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :coniferyl aldehyde + H2O + NAD(P)+ \rightleftharpoons ferulate + NAD(P)H + 2 H+ The 4 substrates of this enzyme are coniferyl aldehyde, H2 ...
* : fluoroacetaldehyde dehydrogenase * : glutamyl-tRNA reductase * : succinylglutamate-semialdehyde dehydrogenase * :
erythrose-4-phosphate dehydrogenase In enzymology, an erythrose-4-phosphate dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-erythrose 4-phosphate + NAD+ + H2O \rightleftharpoons 4-phosphoerythronate + NADH + 2 H+ The 3 substrates of this enzyme are D-eryth ...
* : sulfoacetaldehyde dehydrogenase * : abieta-7,13-dien-18-al dehydrogenase * : malonyl CoA reductase (malonate semialdehyde-forming) * : succinate-semialdehyde dehydrogenase (acylating) * : 3,4-dehydroadipyl-CoA semialdehyde dehydrogenase (NADP+) * : 2-formylbenzoate dehydrogenase * : succinate-semialdehyde dehydrogenase (NADP+) * : long-chain acyl- cyl-carrier-proteinreductase * : sulfoacetaldehyde dehydrogenase (acylating) * : β-apo-4′-carotenal oxygenase * : 3-succinoylsemialdehyde-pyridine dehydrogenase * : alcohol-forming fatty acyl-CoA reductase * : 2-hydroxymuconate-6-semialdehyde dehydrogenase * : geranial dehydrogenase * EC 1.2.1.87: propanal dehydrogenase (CoA-propanoylating) * * EC 1.2.1.88: L-glutamate γ-semialdehyde dehydrogenase * * EC 1.2.1.89: D-glyceraldehyde dehydrogenase (NADP+) * * EC 1.2.1.90: glyceraldehyde-3-phosphate dehydrogenase AD(P)+* * EC 1.2.1.91: 3-oxo-5,6-dehydrosuberyl-CoA semialdehyde dehydrogenase * * EC 1.2.1.92: 3,6-anhydro-α-L-galactose dehydrogenase * * EC 1.2.1.93: formate dehydrogenase (NAD+, ferredoxin). Now EC 1.17.1.11, formate dehydrogenase (NAD+, ferredoxin) * * EC 1.2.1.94: farnesal dehydrogenase * * EC 1.2.1.95: L-2-aminoadipate reductase * * EC 1.2.1.96: 4-hydroxybenzaldehyde dehydrogenase (++) * * EC 1.2.1.97: 3-sulfolactaldehyde dehydrogenase * * EC 1.2.1.98: 2-hydroxy-2-methylpropanal dehydrogenase * * EC 1.2.1.99: 4-(γ-glutamylamino)butanal dehydrogenase * * EC 1.2.1.100: 5-formyl-3-hydroxy-2-methylpyridine 4-carboxylic acid 5-dehydrogenase * * EC 1.2.1.101: L-tyrosine reductase * * EC 1.2.1.102: isopyridoxal dehydrogenase (5-pyridoxate-forming) * * EC 1.2.1.103: mino-group carrier protein6-phospho-L-2-aminoadipate reductase * * EC 1.2.1.104: pyruvate dehydrogenase system * * EC 1.2.1.105: 2-oxoglutarate dehydrogenase system * * EC 1.2.1.106: mino-group carrier protein5-phospho-L-glutamate reductase * * EC 1.2.1.107: glyceraldehyde-3-phosphate dehydrogenase (arsenate-transferring) * : * No Wikipedia article


EC 1.2.2 With a cytochrome as acceptor

* :
formate dehydrogenase (cytochrome) In enzymology, a formate dehydrogenase (cytochrome) () is an enzyme that catalyzes the chemical reaction :formate + 2 ferricytochrome b1 \rightleftharpoons CO2 + 2 ferrocytochrome b1 + 2 H+ Thus, the two substrates of this enzyme are formate ...
* EC 1.2.2.2: Now covered by EC 1.2.5.1, pyruvate dehydrogenase (quinone) * EC 1.2.2.3: Now EC 1.17.2.3, formate dehydrogenase (cytochrome-''c''-553) * EC 1.2.2.4: Now classified as EC 1.2.5.3, aerobic carbon monoxide dehydrogenase


EC 1.2.3 With oxygen as acceptor

* : aldehyde oxidase * EC 1.2.3.2: Now EC 1.17.3.2, xanthine oxidase * : pyruvate oxidase * : oxalate oxidase * : glyoxylate oxidase * : pyruvate oxidase (CoA-acetylating) * : indole-3-acetaldehyde oxidase * : pyridoxal oxidase * : aryl-aldehyde oxidase * EC 1.2.3.10: deleted, activity due to EC 1.2.2.4 carbon-monoxide dehydrogenase (cytochrome ''b''-561) * EC 1.2.3.11:
retinal oxidase In enzymology, a retinal oxidase () is an enzyme that catalyzes the chemical reaction :retinal + O2 + H2O \rightleftharpoons retinoic acid + H2O2 The 3 substrates of this enzyme are retinal, O2, and H2O, whereas its two products are retinoic ...
* EC 1.2.3.12: Now included with EC 1.2.3.1, aldehyde oxidase * EC 1.2.3.13: Now EC 1.14.13.82, vanillate monooxygenase * :
Abscisic-aldehyde oxidase In enzymology, an abscisic-aldehyde oxidase () is an enzyme that catalysis, catalyzes the chemical reaction :abscisic aldehyde + H2O + O2 \rightleftharpoons abscisate + H2O2 The 3 substrate (biochemistry), substrates of this enzyme are abscisic a ...
* EC 1.2.3.15: (methyl)glyoxal oxidase * : * No Wikipedia article


EC 1.2.4 With a disulfide as acceptor

* :
pyruvate dehydrogenase (acetyl-transferring) Pyruvate dehydrogenase is an enzyme that catalyzes the reaction of pyruvate and a lipoamide to give the acetylated dihydrolipoamide and carbon dioxide. The conversion requires the coenzyme thiamine pyrophosphate. Pyruvate dehydrogenase is us ...
* : oxoglutarate dehydrogenase (succinyl-transferring) * EC 1.2.4.3: Now included with EC 1.2.4.4, 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring) * : 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring)


EC 1.2.5 With a quinone or similar compound as acceptor

* : pyruvate dehydrogenase (quinone) * EC 1.2.5.2: aldehyde dehydrogenase (quinone) * * EC 1.2.5.3: aerobic carbon monoxide dehydrogenase * : *No Wikipedia article


EC 1.2.7 With an iron–sulfur protein as acceptor

* : pyruvate synthase * EC 1.2.7.2: Now included with EC 1.2.7.1, pyruvate synthase. * : 2-oxoglutarate synthase * : anaerobic carbon monoxide dehydrogenase * : aldehyde ferredoxin oxidoreductase * : glyceraldehyde-3-phosphate dehydrogenase (ferredoxin) * : 3-methyl-2-oxobutanoate dehydrogenase (ferredoxin) * : indolepyruvate ferredoxin oxidoreductase * EC 1.2.7.9: deleted, identical to EC 1.2.7.3, 2-oxoglutarate synthase * : oxalate oxidoreductase * EC 1.2.7.11: 2-oxoacid oxidoreductase (ferredoxin) * * EC 1.2.7.12: formylmethanofuran dehydrogenase * : *No Wikipedia article


EC 1.2.99: With unknown physiological acceptors

* EC 1.2.99.1: Now EC 1.17.99.4, uracil/thymine dehydrogenase * EC 1.2.99.2: Now EC 1.2.7.4, carbon-monoxide dehydrogenase (ferredoxin) * EC 1.2.99.3: Now EC 1.2.5.2, aldehyde dehydrogenase (quinone) * EC 1.2.99.4: Now EC 1.2.98.1, formaldehyde dismutase * EC 1.2.99.5: Now EC 1.2.7.12, formylmethanofuran dehydrogenase * : carboxylate reductase * : aldehyde dehydrogenase (FAD-independent) * EC 1.2.99.8: glyceraldehyde dehydrogenase (FAD-containing) * * EC 1.2.99.9: Now EC 1.17.98.3, formate dehydrogenase (coenzyme F420) * EC 1.2.99.10: 4,4′-diapolycopenoate synthase * : *No Wikipedia article


EC 1.3 Acting on the CH-CH group of donors


EC 1.3.1 With NAD+ or NADP+ as acceptor

* : dihydrouracil dehydrogenase (NAD+) * : dihydropyrimidine dehydrogenase (NADP+) * : Δ4-3-oxosteroid 5β-reductase * EC 1.3.1.4: transferred to EC 1.3.1.22, 3-oxo-5α-steroid 4-dehydrogenase (NADP+) * : cucurbitacin Δ23-reductase * : fumarate reductase (NADH) * : ''meso''-tartrate dehydrogenase * : acyl-CoA dehydrogenase (NADP+) * : enoyl- cyl-carrier-proteinreductase (NADH) * : enoyl- cyl-carrier-proteinreductase (NADPH, ''Si''-specific) * :
2-coumarate reductase In enzymology, a 2-coumarate reductase or melilotate dehydrogenase () is an enzyme that catalyzes the chemical reaction :3-(2-hydroxyphenyl)propanoate + NAD+ \rightleftharpoons 2-coumarate + NADH + H+ Thus, the two substrates of this enzyme ar ...
* : prephenate dehydrogenase * : prephenate dehydrogenase (NADP+) * : dihydroorotate dehydrogenase (NAD+) * : dihydroorotate dehydrogenase (NADP+) * : β-nitroacrylate reductase * : 3-methyleneoxindole reductase * : kynurenate-7,8-dihydrodiol dehydrogenase * : ''cis''-1,2-dihydrobenzene-1,2-diol dehydrogenase * : ''trans''-1,2-dihydrobenzene-1,2-diol dehydrogenase * :
7-dehydrocholesterol reductase 7-Dehydrocholesterol reductase, also known as DHCR7, is a protein that in humans is encoded by the ''DHCR7'' gene. Function The protein encoded by this gene is an enzyme catalyzing the production of cholesterol from 7-Dehydrocholesterol usi ...
* : 3-oxo-5α-steroid 4-dehydrogenase (NADP+) * EC 1.3.1.23: identical to EC 1.3.1.3, Δ4-3-oxosteroid 5β-reductase * : biliverdin reductase * : 1,6-dihydroxycyclohexa-2,4-diene-1-carboxylate dehydrogenase * EC 1.3.1.26: Now EC 1.17.1.8, 4-hydroxy-tetrahydrodipicolinate reductase * : 2-hexadecenal reductase * :
2,3-dihydro-2,3-dihydroxybenzoate dehydrogenase In enzymology, a 2,3-dihydro-2,3-dihydroxybenzoate dehydrogenase () is an enzyme that catalysis, catalyzes the chemical reaction :2,3-dihydro-2,3-dihydroxybenzoate + NAD+ \rightleftharpoons 2,3-dihydroxybenzoate + NADH + H+ Thus, the two substrat ...
* : ''cis''-1,2-dihydro-1,2-dihydroxynaphthalene dehydrogenase * EC 1.3.1.30: transferred to EC 1.3.1.22, 3-oxo-5α-steroid 4-dehydrogenase (NADP+) * : 2-enoate reductase * : maleylacetate reductase * :
protochlorophyllide reductase In enzymology, protochlorophyllide reductases (POR) are enzymes that catalyze the conversion from protochlorophyllide to chlorophyllide ''a''. They are oxidoreductases participating in the biosynthetic pathway to chlorophylls. There are two s ...
* : 2,4-dienoyl-CoA reductase (NADPH), 2,4-dienoyl-CoA reductase 2''E'')-enoyl-CoA-producing* EC 1.3.1.35: Now EC 1.14.19.22, microsomal oleoyl-lipid 12-desaturase * : geissoschizine dehydrogenase * : ''cis''-2-enoyl-CoA reductase (NADPH) * :
trans-2-enoyl-CoA reductase (NADPH) In enzymology, a (NADPH) () is an enzyme that catalyzes the chemical reaction :trans-2,3-dehydroacyl-CoA + NADPH + H+ \rightleftharpoons acyl-CoA + NADP+ Thus, the three substrates of this enzyme are , NADPH, and H+, whereas its two product ...
* : ''trans''-2-enoyl-CoA reductase (NADPH) * : 2-hydroxy-6-oxo-6-phenylhexa-2,4-dienoate reductase * :
xanthommatin reductase In enzymology, a xanthommatin reductase () is an enzyme that catalyzes the chemical reaction :5,12-dihydroxanthommatin + NAD+ \rightleftharpoons xanthommatin + NADH + H+ Thus, the two substrates of this enzyme are 5,12-dihydroxanthommatin and ...
* : 12-oxophytodienoate reductase * : arogenate dehydrogenase * : ''trans''-2-enoyl-CoA reductase (NAD+) * : 2′-hydroxyisoflavone reductase * : biochanin-A reductase * : α-santonin 1,2-reductase * : 13,14-dehydro-15-oxoprostaglandin 13-reductase * : ''cis''-3,4-dihydrophenanthrene-3,4-diol dehydrogenase * EC 1.3.1.50: n Now EC 1.1.1.252 tetrahydroxynaphthalene reductase * : 2′-hydroxydaidzein reductase * EC 1.3.1.52: Now EC 1.3.8.5, 2-methyl-branched-chain-enoyl-CoA reductase * : (3''S'',4''R'')-3,4-dihydroxycyclohexa-1,5-diene-1,4-dicarboxylate dehydrogenase * : precorrin-6A reductase * EC 1.3.1.55: identical to EC 1.3.1.25, 1,6-dihydroxycyclohexa-2,4-diene-1-carboxylate dehydrogenase * : ''cis''-2,3-dihydrobiphenyl-2,3-diol dehydrogenase * :
phloroglucinol reductase In enzymology, a phloroglucinol reductase () is an enzyme that catalysis, catalyzes the chemical reaction :dihydrophloroglucinol + NADP+ \rightleftharpoons phloroglucinol + NADPH + H+ Thus, the two substrate (biochemistry), substrates of this enz ...
* : 2,3-dihydroxy-2,3-dihydro-''p''-cumate dehydrogenase * EC 1.3.1.59: There is no evidence that the enzyme exists * : dibenzothiophene dihydrodiol dehydrogenase * EC 1.3.1.61: identical to EC 1.3.1.53, (3''S'',4''R'')-3,4-dihydroxycyclohexa-1,5-diene-1,4-dicarboxylate dehydrogenase * : pimeloyl-CoA dehydrogenase * EC 1.3.1.63: Now EC 1.21.1.2, 2,4-dichlorobenzoyl-CoA reductase * : phthalate 4,5-''cis''-dihydrodiol dehydrogenase * : 5,6-dihydroxy-3-methyl-2-oxo-1,2,5,6-tetrahydroquinoline dehydrogenase * : ''cis''-dihydroethylcatechol dehydrogenase * : ''cis''-1,2-dihydroxy-4-methylcyclohexa-3,5-diene-1-carboxylate dehydrogenase * : 1,2-dihydroxy-6-methylcyclohexa-3,5-dienecarboxylate dehydrogenase * : zeatin reductase * : Δ14-sterol reductase * : Δ24(241)-sterol reductase * : Δ24-sterol reductase * : 1,2-dihydrovomilenine reductase * : 2-alkenal reductase AD(P)+* : 3,8-divinyl protochlorophyllide a 8-vinyl-reductase (NADPH) * :
precorrin-2 dehydrogenase In enzymology, a precorrin-2 dehydrogenase () is an enzyme that catalyzes the chemical reaction :precorrin-2 + NAD+ \rightleftharpoons sirohydrochlorin + NADH + H+ The two substrates of this enzyme are precorrin-2 and NAD+; its three product ...
* : anthocyanidin reductase 2''R'',3''R'')-flavan-3-ol-forming* : arogenate dehydrogenase (NADP+) * : arogenate dehydrogenase (NAD(P)+) * EC 1.3.1.80: Now classified as EC 1.3.7.12, red chlorophyll catabolite reductase * : (+)-pulegone reductase * : (-)-isopiperitenone reductase * : geranylgeranyl diphosphate reductase * : acrylyl-CoA reductase (NADPH) * :
crotonyl-CoA carboxylase/reductase Crotonyl-CoA carboxylase/reductase (, ''CCR'', ''crotonyl-CoA reductase (carboxylating)'') is an enzyme with systematic name ''(2S)-ethylmalonyl-CoA:NADP+ oxidoreductase (decarboxylating)''. This enzyme catalyses the following chemical reaction ...
* :
crotonyl-CoA reductase Crotonyl-CoA reductase (, ''butyryl-CoA dehydrogenase'', ''butyryl dehydrogenase'', ''unsaturated acyl-CoA reductase'', ''ethylene reductase'', ''enoyl-coenzyme A reductase'', ''unsaturated acyl coenzyme A reductase'', ''butyryl coenzyme A dehydro ...
* : 3-(''cis''-5,6-dihydroxycyclohexa-1,3-dien-1-yl)propanoate dehydrogenase * : tRNA-dihydrouridine16/17 synthase (NAD(P)+) * : tRNA-dihydrouridine47 synthase (NAD(P)+) * : tRNA-dihydrouridine20a/20b synthase (NAD(P)+) * : tRNA-dihydrouridine20 synthase (NAD(P)+) * : artemisinic aldehyde Δ11(13)-reductase * : very-long-chain enoyl-CoA reductase * : polyprenol reductase * : acrylyl-CoA reductase (NADH) * : ''Botryococcus'' squalene synthase * : botryococcene synthase * EC 1.3.1.98: Now known to be catalyzed by two different enzymes, EC 1.3.1.122, (''S'')-8-oxocitronellyl enol synthase, and EC 5.5.1.34, (+)-''cis,trans''-nepetalactol synthase * EC 1.3.1.100: chanoclavine-I aldehyde reductase * * EC 1.3.1.101: 2,3-bis-O-geranylgeranyl-''sn''-glycerol 1-phosphate reductase
AD(P)H Advertising is the practice and techniques employed to bring attention to a product or service. Advertising aims to put a product or service in the spotlight in hopes of drawing it attention from consumers. It is typically used to promote a ...
* * EC 1.3.1.102: 2-alkenal reductase (NADP+) * * EC 1.3.1.103: 2-haloacrylate reductase * * EC 1.3.1.104: enoyl- cyl-carrier-proteinreductase (NADPH) * * EC 1.3.1.105: 2-methylene-furan-3-one reductase * * EC 1.3.1.106: cobalt-precorrin-6A reductase * * EC 1.3.1.107: sanguinarine reductase * * EC 1.3.1.108: caffeoyl-CoA reductase * * EC 1.3.1.109: butanoyl-CoA dehydrogenase complex (NAD+, ferredoxin) * * EC 1.3.1.110: lactate dehydrogenase (NAD+,ferredoxin) * * EC 1.3.1.111: geranylgeranyl-bacteriochlorophyllide ''a'' reductase * * EC 1.3.1.112: anthocyanidin reductase 2''S'')-flavan-3-ol-forming* * EC 1.3.1.113: (4-alkanoyl-5-oxo-2,5-dihydrofuran-3-yl)methyl phosphate reductase * * EC 1.3.1.114: 3-dehydro-bile acid Δ4,6-reductase * * EC 1.3.1.115: 3-oxocholoyl-CoA 4-desaturase * * EC 1.3.1.116: 7β-hydroxy-3-oxochol-24-oyl-CoA 4-desaturase * * EC 1.3.1.117: hydroxycinnamoyl-CoA reductase * * EC 1.3.1.118: meromycolic acid enoyl- cyl-carrier-proteinreductase * * EC 1.3.1.119: chlorobenzene dihydrodiol dehydrogenase * * EC 1.3.1.120: cyclohexane-1-carbonyl-CoA reductase NADP+) * * EC 1.3.1.121: 4-amino-4-deoxyprephenate dehydrogenase * * EC 1.3.1.122: (''S'')-8-oxocitronellyl enol synthase * * EC 1.3.1.123: 8-oxogeranial reductase * * EC 1.3.1.124: 2,4-dienoyl-CoA reductase 3''E'')-enoyl-CoA-producing* : *No Wikipedia article


EC 1.3.2 With a cytochrome as acceptor

* : now EC 1.3.99.2 * : now EC 1.3.99.3 * :
galactonolactone dehydrogenase L-galactonolactone dehydrogenase (, ''galactonolactone dehydrogenase'', ''L-galactono-gamma-lactone dehydrogenase'', ''L-galactono-gamma-lactone:ferricytochrome-c oxidoreductase'', ''GLDHase'', ''GLDase'') is an enzyme with systematic name ''L-gala ...


EC 1.3.3 With oxygen as acceptor

* :
dihydroorotate oxidase Dihydroorotate dehydrogenase (DHODH) is an enzyme that in humans is encoded by the ''DHODH'' gene on chromosome 16. The protein encoded by this gene catalyzes the fourth enzymatic step, the ubiquinone-mediated oxidation of dihydroorotate to ...
* :
lathosterol oxidase Lathosterol oxidase is a Δ7-sterol 5(6)-desaturase enzyme that in humans is encoded by the ''SC5D'' gene. This gene encodes an enzyme of cholesterol biosynthesis. The encoded protein catalyzes the conversion of lathosterol into 7-dehydrochole ...
* :
coproporphyrinogen oxidase Coproporphyrinogen-III oxidase, mitochondrial (abbreviated as CPOX) is an enzyme that in humans is encoded by the ''CPOX'' gene. A genetic defect in the enzyme results in a reduced production of heme in animals. The medical condition associated w ...
* : protoporphyrinogen oxidase * :
bilirubin oxidase In enzymology, a bilirubin oxidase, BOD or BOx, () is an enzyme encoded by a gene in various organisms that catalyzes the chemical reaction :2 bilirubin + O2 \rightleftharpoons 2 biliverdin + 2 H2O This enzyme belongs to the family of oxidoreduct ...
* :
acyl-CoA oxidase In enzymology, an acyl-CoA oxidase () is an enzyme that catalysis, catalyzes the chemical reaction :acyl-CoA + O2 \rightleftharpoons trans-2,3-dehydroacyl-CoA + H2O2 Thus, the two substrate (biochemistry), substrates of this enzyme are acyl-CoA a ...
* :
dihydrouracil oxidase In enzymology, a dihydrouracil oxidase () is an enzyme that catalyzes the chemical reaction :5,6-dihydrouracil + O2 \rightleftharpoons uracil + H2O2 Thus, the two substrates of this enzyme are 5,6-dihydrouracil and O2, whereas its two products ...
* : tetrahydroberberine oxidase * :
secologanin synthase In enzymology, a secologanin synthase (, was wrongly classified as in the past) is an enzyme that catalyzes the chemical reaction :loganin + NADPH + H+ + O2 \rightleftharpoons secologanin + NADP+ + 2 H2O The 4 substrates of this enzyme are lo ...
* : tryptophan a,b-oxidase * : pyrroloquinoline-quinone synthase * : l-galactonolactone oxidase


EC 1.3.5 With a quinone or related compound as acceptor

* : succinate dehydrogenase (quinone) * : dihydroorotate dehydrogenase (quinone) * :
protoporphyrinogen IX dehydrogenase (menaquinone) Protoporphyrinogen IX dehydrogenase (menaquinone) (, ''HemG'') is an enzyme with systematic name ''protoporphyrinogen IX:menaquinone oxidoreductase''. This enzyme catalyses the following chemical reaction : protoporphyrinogen IX + 3 menaquinone \ ...
* : fumarate reductase (quinol) * :
15-cis-phytoene desaturase 15-''cis''-phytoene desaturases (''PDS'', ''plant-type phytoene desaturases'') (, ''15-cis-phytoene:plastoquinone oxidoreductase''), are enzymes involved in the carotenoid biosynthesis in plants and cyanobacteria. Phytoene desaturases are membrane- ...
* :
9,9'-dicis-zeta-carotene desaturase 9,9'-dicis-zeta-carotene desaturase (, ''zeta-carotene desaturase'', ''ZDS'') is an enzyme with List of enzymes, systematic name ''9,9'-dicis-zeta-corotene:quinone oxidoreductase''. This enzyme catalysis, catalyses the following chemical reaction ...


EC 1.3.7 With an iron–sulfur protein as acceptor

* : 6-hydroxynicotinate reductase * : 15,16-dihydrobiliverdin:ferredoxin oxidoreductase * : phycoerythrobilin:ferredoxin oxidoreductase * : phytochromobilin:ferredoxin oxidoreductase * : phycocyanobilin:ferredoxin oxidoreductase * : phycoerythrobilin synthase * : ferredoxin:protochlorophyllide reductase (ATP-dependent) * : benzoyl-CoA reductase * :
4-hydroxybenzoyl-CoA reductase In enzymology, a 4-hydroxybenzoyl-CoA reductase () is an enzyme found in some bacteria and archaea that catalyzes the chemical reaction :benzoyl-CoA + acceptor + H2O \rightleftharpoons 4-hydroxybenzoyl-CoA + reduced acceptor The 3 substrates of ...
* : pentalenolactone synthase * : chlorophyllide ''a'' reductase


EC 1.3.8 With a flavin as acceptor

* :
short-chain acyl-CoA dehydrogenase Short-chain acyl-CoA dehydrogenase (, butyryl-CoA dehydrogenase, butanoyl-CoA dehydrogenase, butyryl dehydrogenase, unsaturated acyl-CoA reductase, ethylene reductase, enoyl-coenzyme A reductase, unsaturated acyl coenzyme A reductase, butyryl coenz ...
* : 4,4′-diapophytoene desaturase (4,4′-diapolycopene-forming) * : (''R'')-benzylsuccinyl-CoA dehydrogenase * :
isovaleryl-CoA dehydrogenase In enzymology, an isovaleryl-CoA dehydrogenase () is an enzyme that catalyzes the chemical reaction :3-methylbutanoyl-CoA + acceptor \rightleftharpoons 3-methylbut-2-enoyl-CoA + reduced acceptor Thus, the two substrates of this enzyme are 3-met ...
* : 2-methyl-branched-chain-enoyl-CoA reductase * : glutaryl-CoA dehydrogenase (ETF) * :
medium-chain acyl-CoA dehydrogenase Medium-chain acyl-CoA dehydrogenase (, ''fatty acyl coenzyme A dehydrogenase (ambiguous)'', ''acyl coenzyme A dehydrogenase (ambiguous)'', ''acyl dehydrogenase (ambiguous)'', ''fatty-acyl-CoA dehydrogenase (ambiguous)'', ''acyl CoA dehydrogenase (a ...
* :
long-chain acyl-CoA dehydrogenase Long-chain acyl-CoA dehydrogenase (, ''palmitoyl-CoA dehydrogenase'', ''palmitoyl-coenzyme A dehydrogenase'', ''long-chain acyl-coenzyme A dehydrogenase'', ''long-chain-acyl-CoA:(acceptor) 2,3-oxidoreductase'', ''ACADL (gene).'') is an enzyme with ...
* : very-long-chain acyl-CoA dehydrogenase * EC 1.3.8.10: cyclohex-1-ene-1-carbonyl-CoA dehydrogenase * * EC 1.3.8.11: cyclohexane-1-carbonyl-CoA dehydrogenase (electron-transfer flavoprotein) * * EC 1.3.8.12: (2''S'')-methylsuccinyl-CoA dehydrogenase * * EC 1.3.8.13: crotonobetainyl-CoA reductase * * EC 1.3.8.14: L-prolyl- eptidyl-carrier proteindehydrogenase * * EC 1.3.8.15: 3-(aryl)acrylate reductase * * EC 1.3.8.16: 2-amino-4-deoxychorismate dehydrogenase * * EC 1.3.8.17: dehydro coenzyme F420 reductase * : *No Wikipedia article


EC 1.3.98 With FMN acceptor

* : dihydroorotate dehydrogenase (fumarate) * EC 1.3.98.2: Now EC 1.3.4.1, fumarate reductase (CoM/CoB) * EC 1.3.98.3: coproporphyrinogen dehydrogenase * * EC 1.3.98.4: 5a,11a-dehydrotetracycline reductase * * EC 1.3.98.5: hydrogen peroxide-dependent heme synthase * * EC 1.3.98.6: AdoMet-dependent heme synthase * * EC 1.3.98.7: ycofactocin precursor peptidetyrosine decarboxylase : *No Wikipedia article


EC 1.3.99 With unknown physiological acceptors

* EC 1.3.99.1: The activity is included in EC 1.3.5.1, succinate dehydrogenase (quinone) * EC 1.3.99.2: Now EC 1.3.8.1, butyryl-CoA dehydrogenase. * EC 1.3.99.3: now EC 1.3.8.7, medium-chain acyl-CoA dehydrogenase, EC 1.3.8.8, long-chain acyl-CoA dehydrogenase and EC 1.3.8.9, very-long-chain acyl-CoA dehydrogenase * : 3-oxosteroid 1-dehydrogenase * : 3-oxo-5α-steroid 4-dehydrogenase (acceptor) * : 3-oxo-5β-steroid 4-dehydrogenase * EC 1.3.99.7: Now EC 1.3.8.6, glutaryl-CoA dehydrogenase * : 2-furoyl-CoA dehydrogenase * EC 1.3.99.9: Now EC 1.21.99.1, β-cyclopiazonate dehydrogenase * EC 1.3.99.10: Now EC 1.3.8.4, isovaleryl-CoA dehydrogenase * EC 1.3.99.11: transferred to EC 1.3.5.2, dihydroorotate dehydrogenase * EC 1.3.99.12: Now classified as EC 1.3.8.5, 2-methyl-branched-chain-enoyl-CoA reductase * : Now EC 1.3.8.8, long-chain-acyl-CoA dehydrogenase * :
cyclohexanone dehydrogenase In enzymology, a cyclohexanone dehydrogenase () is an enzyme that catalyzes a redox chemical reaction of the form :cyclohexanone + acceptor \rightleftharpoons cyclohex-2-enone + reduced acceptor Thus, the two substrates of this enzyme are cyc ...
* EC 1.3.99.15: Now EC 1.3.7.8 * : isoquinoline 1-oxidoreductase * : quinoline 2-oxidoreductase * : quinaldate 4-oxidoreductase * : quinoline-4-carboxylate 2-oxidoreductase * EC 1.3.99.20: Now EC 1.3.7.9, 4-hydroxybenzoyl-CoA reductase * EC 1.3.99.21: Now EC 1.3.8.3, (''R'')-benzylsuccinyl-CoA dehydrogenase * EC 1.3.99.22: Now EC 1.3.98.3, coproporphyrinogen dehydrogenase * : ''all-trans''-retinol 13,14-reductase * EC 1.3.99.24: Now EC 1.3.8.16, 2-amino-4-deoxychorismate dehydrogenase * : carvone reductase * : ''all-trans''-ζ-carotene desaturase * : 1-hydroxycarotenoid 3,4-desaturase * :
phytoene desaturase (neurosporene-forming) Phytoene desaturase (neurosporene-forming) (, ''3-step phytoene desaturase'', ''three-step phytoene desaturase'', ''phytoene desaturase (ambiguous)'', ''CrtI (ambiguous)'') is an enzyme with systematic name ''15-cis-phytoene:acceptor oxidoreductase ...
* :
phytoene desaturase (zeta-carotene-forming) Phytoene desaturase (zeta-carotene-forming) (, ''CrtIa'', ''2-step phytoene desaturase (ambiguous)'', ''two-step phytoene desaturase (ambiguous)'') is an enzyme with systematic name ''15-cis-phytoene:acceptor oxidoreductase (zeta-carotene-forming)' ...
* :
phytoene desaturase (3,4-didehydrolycopene-forming) Phytoene desaturase (3,4-didehydrolycopene-forming) (, ''5-step phytoene desaturase'', ''five-step phytoene desaturase'', ''phytoene desaturase (ambiguous)'', ''Al-1'') is an enzyme with systematic name ''15-cis-phytoene:acceptor oxidoreductase ( ...
* :
phytoene desaturase (lycopene-forming) Phytoene desaturase (lycopene-forming) (CrtI, ''four-step phytoene desaturase'') (, ''15-cis-phytoene:acceptor oxidoreductase (lycopene-forming)'') are enzymes found in archaea, bacteria and fungi that are involved in carotenoid biosynthesis. They ...
* : glutaryl-CoA dehydrogenase (non-decarboxylating) * EC 1.3.99.33: urocanate reductase * * EC 1.3.99.34: Now classified as EC 1.3.7.11, 2,3-bis-''O''-geranylgeranyl-''sn''-glycero-phospholipid reductase * EC 1.3.99.35: Now EC 1.3.7.15, chlorophyllide ''a'' reductase * * EC 1.3.99.36: cypemycin cysteine dehydrogenase (decarboxylating) * * EC 1.3.99.37: 1-hydroxy-2-isopentenylcarotenoid 3,4-desaturase * * EC 1.3.99.38: menaquinone-9 β-reductase * * EC 1.3.99.39: carotenoid φ-ring synthase * * EC 1.3.99.40: carotenoid χ-ring synthase * : *No Wikipedia article


EC 1.4 Acting on the CH-NH2 group of donors


EC 1.4.1 With NAD+ or NADP+ as acceptor

* : alanine dehydrogenase * : glutamate dehydrogenase * : glutamate dehydrogenase (NAD(P)+) * : glutamate dehydrogenase (NADP+) * : L-amino-acid dehydrogenase * EC 1.4.1.6: deleted, Now included with EC 1.21.4.1, D-proline reductase (dithiol) * : serine 2-dehydrogenase * : valine dehydrogenase (NADP+) * :
leucine dehydrogenase In enzymology, a leucine dehydrogenase () is an enzyme that catalyzes the chemical reaction :L-leucine + H2O + NAD+ \rightleftharpoons 4-methyl-2-oxopentanoate + NH3 + NADH + H+ The 3 substrates of this enzyme are L-leucine, H2O, and NAD+, whe ...
* : glycine dehydrogenase * : L-''erythro''-3,5-diaminohexanoate dehydrogenase * : 2,4-diaminopentanoate dehydrogenase * :
glutamate synthase (NADPH) In enzymology, a glutamate synthase (NADPH) () is an enzyme that catalyzes the chemical reaction :L-glutamine + 2-oxoglutarate + NADPH + H+ \rightleftharpoons 2 L-glutamate + NADP+ Thus, the four substrates of this enzyme are L-glutamine, 2- ...
* :
glutamate synthase (NADH) In enzymology, a glutamate synthase (NADH) () is an enzyme that catalyzes the chemical reaction :2 L-glutamate + NAD+ \rightleftharpoons L-glutamine + 2-oxoglutarate + NADH + H+ Glutamate synthase facilitates the ammonium assimilation pathway, w ...
* : lysine dehydrogenase * :
diaminopimelate dehydrogenase In enzymology, a diaminopimelate dehydrogenase () is an enzyme that catalysis, catalyzes the chemical reaction :meso-2,6-diaminoheptanedioate + H2O + NADP+ \rightleftharpoons L-2-amino-6-oxoheptanedioate + NH3 + NADPH + H+ The 3 substrate (bioche ...
* : ''N''-methylalanine dehydrogenase * : lysine 6-dehydrogenase * : tryptophan dehydrogenase * : phenylalanine dehydrogenase * : aspartate dehydrogenase * EC 1.4.1.22: there is no overall consumption of NAD+ during the reaction. As a result, transfer of the enzyme from EC 4.3.1.12 was not necessary and EC 1.4.1.22 was withdrawn before being made official * : valine dehydrogenase (NAD+) * : 3-dehydroquinate synthase II * EC 1.4.1.25: L-arginine dehydrogenase * * EC 1.4.1.26: 2,4-diaminopentanoate dehydrogenase (NAD+) * * EC 1.4.1.27: glycine cleavage system * : *No Wikipedia article


EC 1.4.2 With a cytochrome as acceptor

* : glycine dehydrogenase (cytochrome)


EC 1.4.3 With oxygen as acceptor

* : D-aspartate oxidase * : L-amino-acid oxidase * : D-amino-acid oxidase * :
monoamine oxidase Monoamine oxidases (MAO) () are a family of enzymes that catalyze the oxidation of monoamines, employing oxygen to clip off their amine group. They are found bound to the outer membrane of mitochondria in most cell types of the body. The first ...
* : pyridoxal 5′-phosphate synthase * EC 1.4.3.6: replaced by two enzymes, EC 1.4.3.21 (primary-amine oxidase) and EC 1.4.3.22 (diamine oxidase) * : D-glutamate oxidase * : ethanolamine oxidase * EC 1.4.3.9: Now included with EC 1.4.3.4 amine oxidase (flavin-containing) * :
putrescine oxidase In enzymology, a putrescine oxidase () is an enzyme that catalyzes the chemical reaction :putrescine + O2 + H2O \rightleftharpoons 4-aminobutanal + NH3 + H2O2 The 3 substrates of this enzyme are putrescine, O2, and H2O, whereas its 3 produc ...
* : L-glutamate oxidase * : cyclohexylamine oxidase * : protein-lysine 6-oxidase * : L-lysine oxidase * : D-glutamate(D-aspartate) oxidase * : L-aspartate oxidase * EC 1.4.3.17: Now EC 1.3.3.10, tryptophan α,β-oxidase * EC 1.4.3.18: Not approved as the enzyme was shown to be a dehydrogenase and not an oxidase (see EC 1.5.99.12, cytokinin dehydrogenase) * : glycine oxidase * : L-lysine 6-oxidase * : primary-amine oxidase * : diamine oxidase * : 7-chloro-L-tryptophan oxidase * :
pseudooxynicotine oxidase Pseudooxynicotine oxidase () is an enzyme with List of enzymes, systematic name ''4-(methylamino)-1-(pyridin-3-yl)butan-1-one:oxygen oxidoreductase (methylamine releasing)''. This enzyme catalysis, catalyses the following chemical reaction : 4-(me ...
* EC 1.4.3.25: L-arginine oxidase * * EC 1.4.3.26: pre-mycofactocin synthase * : *No Wikipedia article


EC 1.4.4 With a disulfide as acceptor

* EC 1.4.4.1: Now EC 1.21.4.1, D-proline reductase (dithiol) * : glycine dehydrogenase (aminomethyl-transferring)


EC 1.4.5 With a quinone or other compound as acceptor

* : D-amino acid dehydrogenase (quinone)


EC 1.4.7 With an iron–sulfur protein as acceptor

* :
glutamate synthase (ferredoxin) In enzymology, a glutamate synthase (ferredoxin) () is an enzyme that catalyzes the chemical reaction :2 L-glutamate + 2 oxidized ferredoxin \rightleftharpoons L-glutamine + 2-oxoglutarate + 2 reduced ferredoxin + 2 H+ Thus, the two substrates ...


EC 1.4.9 With a copper protein as acceptor

* : methylamine dehydrogenase (amicyanin) * : aralkylamine dehydrogenase (azurin)


EC 1.4.98 With tryptophan tryptophylquinone acceptors

* : methylamine dehydrogenase (amicyanin)


EC 1.4.99 With unknown physiological acceptors

* EC 1.4.99.1: Now lEC 1.4.99.6, D-arginine dehydrogenase * : taurine dehydrogenase * EC 1.4.99.3: Now EC 1.4.9.1, methylamine dehydrogenase (amicyanin) * EC 1.4.99.4: Now EC 1.4.9.2, aralkylamine dehydrogenase (azurin) * : glycine dehydrogenase (cyanide-forming) * EC 1.4.99.6: D-arginine dehydrogenase * : *No Wikipedia article


EC 1.5 Acting on the CH-NH group of donors


EC 1.5.1 With NAD+ or NADP+ as acceptor

* : 1-piperideine-2-carboxylate/1-pyrroline-2-carboxylate reductase AD(P)H * : pyrroline-5-carboxylate reductase * : dihydrofolate reductase">pyrroline-5-carboxylate_reductase.html" ;"title="AD(P)H * : pyrroline-5-carboxylate reductase">AD(P)H * : pyrroline-5-carboxylate reductase * : dihydrofolate reductase * EC 1.5.1.4: Now included with EC 1.5.1.3 dihydrofolate reductase * : methylenetetrahydrofolate dehydrogenase (NADP+) * : methylenetetrahydrofolate dehydrogenase (NADP+)">methylenetetrahydrofolate dehydrogenase (NADP+) * : formyltetrahydrofolate dehydrogenase * : saccharopine dehydrogenase (NAD+, L-lysine-forming) * : saccharopine dehydrogenase (NADP+, L-lysine-forming) * : saccharopine dehydrogenase (NAD+, L-glutamate-forming) * : saccharopine dehydrogenase (NADP+, L-glutamate-forming) * : D-octopine dehydrogenase * EC 1.5.1.12: Now EC 1.2.1.88, L-glutamate γ-semialdehyde dehydrogenase * EC 1.5.1.13: Now EC 1.17.1.5, nicotinate dehydrogenase * EC 1.5.1.14: Now included with EC 1.5.1.21 Δ1-piperideine-2-carboxylate reductase * : methylenetetrahydrofolate dehydrogenase (NAD+) * : D-lysopine dehydrogenase * : D-lysopine dehydrogenase">D-lysopine dehydrogenase * : alanopine dehydrogenase">D-lysopine dehydrogenase">D-lysopine dehydrogenase * : D-nopaline dehydrogenase * : methylenetetrahydrofolate reductase (NAD(P)H)">alanopine dehydrogenase * : ephedrine dehydrogenase * : D-nopaline dehydrogenase">D-nopaline dehydrogenase * : methylenetetrahydrofolate reductase (NAD(P)H) * : 1-piperideine-2-carboxylate/1-pyrroline-2-carboxylate reductase (NADPH) * : strombine dehydrogenase">D1-piperideine-2-carboxylate reductase">1-piperideine-2-carboxylate/1-pyrroline-2-carboxylate reductase (NADPH) * : strombine dehydrogenase * : tauropine dehydrogenase * : N5-(carboxyethyl)ornithine synthase, ''N''5-(carboxyethyl)ornithine synthase * : thiomorpholine-carboxylate dehydrogenase * : b-alanopine dehydrogenase, β-alanopine dehydrogenase * : 1,2-dehydroreticulinium reductase (NADPH) * : opine dehydrogenase * EC 1.5.1.29: Now covered by EC 1.5.1.38 MN reductase (NADPH) EC 1.5.1.39 MN reductase [NAD(P)H">AD(P)H.html" ;"title="MN reductase [NAD(P)H">MN reductase [NAD(P)Hand EC 1.5.1.41 (riboflavin reductase [NAD(P)H]) * : flavin reductase, flavin reductase (NADPH) * : berberine reductase * : vomilenine reductase * : pteridine reductase * : 6,7-dihydropteridine reductase * EC 1.5.1.35: identical to EC 1.2.1.19, aminobutyraldehyde dehydrogenase, as the substrates 1-pyrroline and 4-aminobutanal are interconvertible * :
flavin reductase (NADH) Flavin reductase (NADH) (, ''NADH-dependent flavin reductase'', ''flavin:NADH oxidoreductase'') is an enzyme with systematic name ''flavin:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : reduced flavin + NAD+ \righ ...
* : FAD reductase (NADH) * :
FMN reductase (NADPH) FMN reductase (NADPH) (, ''FRP'', ''flavin reductase P'', ''SsuE'') is an enzyme with systematic name ''FMNH2:NADP+ oxidoreductase''. This enzyme catalyses the following chemical reaction: : FMNH2 + NADP+ \rightleftharpoons FMN + NADPH + H+ ...
* : FMN reductase (NAD(P)H) * : 8-hydroxy-5-deazaflavin:NADPH oxidoreductase * :
riboflavin reductase (NAD(P)H) Riboflavin reductase (NAD(P)H) (, ''NAD(P)H-FMN reductase'', ''Fre'') is an enzyme with systematic name ''riboflavin:NAD(P)+ oxidoreductase''. This enzyme catalyses the following chemical reaction : reduced riboflavin + NAD(P)+ \rightleftharpo ...
* : FMN reductase (NADH) * : carboxynorspermidine synthase * :
festuclavine dehydrogenase Festuclavine dehydrogenase (, ''FgaFS'', ''festuclavine synthase'') is an enzyme with systematic name ''festuclavine:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : festuclavine + NAD+ \rightleftharpoons 6,8-dimeth ...
* : FAD reductase (NAD(P)H) * EC 1.5.1.46: agroclavine dehydrogenase * * EC 1.5.1.47: dihydromethanopterin reductase AD(P)+* * EC 1.5.1.48: 2-methyl-1-pyrroline reductase * * EC 1.5.1.49: 1-pyrroline-2-carboxylate reductase
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* * EC 1.5.1.50: dihydromonapterin reductase * * EC 1.5.1.51: ''N''- 2''S'')-2-amino-2-carboxyethylL-lutamate dehydrogenase * * EC 1.5.1.52: staphylopine dehydrogenase * * EC 1.5.1.53: methylenetetrahydrofolate reductase (NADPH) * * EC 1.5.1.54: methylenetetrahydrofolate reductase (NADH) * : *No Wikipedia article


EC 1.5.3 With oxygen as acceptor

* : sarcosine oxidase * : ''N''-methyl-L-amino-acid oxidase * EC 1.5.3.3: deleted * : ''N'' 6-methyl-lysine oxidase * : (''S'')-6-hydroxynicotine oxidase * : (''R'')-6-hydroxynicotine oxidase * : L-pipecolate oxidase * EC 1.5.3.8: Now included with EC 1.3.3.8, tetrahydroberberine oxidase * EC 1.5.3.9: Now EC 1.21.3.3, reticuline oxidase * : dimethylglycine oxidase * EC 1.5.3.11: Now included with EC 1.5.3.13 (''N'' 1-acetylpolyamine oxidase), EC 1.5.3.14 (polyamine oxidase (propane-1,3-diamine-forming)), EC 1.5.3.15 (''N'' 8-acetylspermidine oxidase (propane-1,3-diamine-forming)), EC 1.5.3.16 (spermine oxidase) and EC 1.5.3.17 (non-specific polyamine oxidase) * :
dihydrobenzophenanthridine oxidase Dihydrobenzophenanthridine oxidase (DHBP oxidase) is an enzyme. In the IUBMB Enzyme Nomenclature, dihydrobenzophenanthridine oxidase is . Dihydrobenzophenanthridine oxidase produces oxidized forms of benzophenanthridine alkaloids: * In ''Sanguin ...
* : N1-acetylpolyamine oxidase * : polyamine oxidase (propane-1,3-diamine-forming) * : ''N'' 8-acetylspermidine oxidase (propane-1,3-diamine-forming) * : spermine oxidase * :
non-specific polyamine oxidase Non-specific polyamine oxidase (, ''polyamine oxidase'', ''Fms1'', ''AtPAO3'') is an enzyme with List of enzymes, systematic name ''polyamine:oxygen oxidoreductase (3-aminopropanal or 3-acetamidopropanal-forming)''. This enzyme catalysis, catalyse ...
* : L-saccharopine oxidase * : 4-methylaminobutanoate oxidase (formaldehyde-forming) * : ''N''-alkylglycine oxidase * : 4-methylaminobutanoate oxidase (methylamine-forming) * EC 1.5.3.22: coenzyme F420H2 oxidase * * EC 1.5.3.23: glyphosate oxidoreductase * : *No Wikipedia article


EC 1.5.4 With a disulfide as acceptor

* :
pyrimidodiazepine synthase In enzymology, a pyrimidodiazepine synthase () is an enzyme that catalyzes the chemical reaction :a pyrimidodiazepine + glutathione disulfide + H2O \rightleftharpoons 6-pyruvoyltetrahydropterin + 2 glutathione The 3 substrates of this enzyme are ...


EC 1.5.5 With a quinone or similar compound as acceptor

* : electron-transferring-flavoprotein dehydrogenase * EC 1.5.5.2: proline dehydrogenase * * EC 1.5.5.3: hydroxyproline dehydrogenase * : *No Wikipedia article


EC 1.5.7 With an iron–sulfur protein as acceptor

* : methylenetetrahydrofolate reductase (ferredoxin) * EC 1.5.7.2: coenzyme F420 oxidoreductase (ferredoxin) * : *No Wikipedia article


EC 1.5.8 With a flavin or flavoprotein as acceptor

* : dimethylamine dehydrogenase * :
trimethylamine dehydrogenase In enzymology, a trimethylamine dehydrogenase () is an enzyme that catalyzes the chemical reaction :trimethylamine + H2O + electron-transferring flavoprotein \rightleftharpoons dimethylamine + formaldehyde + reduced electron-transferring flavopr ...
* : sarcosine dehydrogenase * : dimethylglycine dehydrogenase


EC 1.5.98 With other, known, physiological acceptors

* EC 1.5.98.1: ethylenetetrahydromethanopterin dehydrogenase * EC 1.5.98.2: 5,10-methylenetetrahydromethanopterin reductase * EC 1.5.98.3: coenzyme F420:methanophenazine dehydrogenase


EC 1.5.99 With unknown physiological acceptors

* EC 1.5.99.1: Now EC 1.5.8.3, sarcosine dehydrogenase * EC 1.5.99.2: Now EC 1.5.8.4, dimethylglycine dehydrogenase * : L-pipecolate dehydrogenase * :
nicotine dehydrogenase In enzymology, a nicotine dehydrogenase () is an enzyme that catalyzes the chemical reaction :(S)-nicotine + acceptor + H2O \rightleftharpoons (S)-6-hydroxynicotine + reduced acceptor The 3 substrates of this enzyme are (S)-nicotine, acceptor, ...
* :
methylglutamate dehydrogenase In enzymology, a methylglutamate dehydrogenase () is an enzyme that catalyzes the chemical reaction :N-methyl-L-glutamate + acceptor + H2O \rightleftharpoons L-glutamate + formaldehyde + reduced acceptor The 3 substrates of this enzyme are N- ...
* : spermidine dehydrogenase * EC 1.5.99.7: Now EC 1.5.8.2, trimethylamine dehydrogenase * EC 1.5.99.8: Now EC 1.5.5.2, proline dehydrogenase * EC 1.5.99.9: transferred to EC 1.5.98.1, methylenetetrahydromethanopterin dehydrogenase * EC 1.5.99.10: Now EC 1.5.8.1, dimethylamine dehydrogenase * EC 1.5.99.11: transferred to EC 1.5.98.2, 5,10-methylenetetrahydromethanopterin reductase * : cytokinin dehydrogenase * : D-proline dehydrogenase, D-proline dehydrogenase * : 6-hydroxypseudooxynicotine dehydrogenase * EC 1.5.99.15: dihydromethanopterin reductase (acceptor) * : *No Wikipedia article


EC 1.6 Acting on NADH or NADPH


EC 1.6.1 With NAD or NADP as acceptor

* : NAD(P)+ transhydrogenase (Si-specific), NAD(P)+ transhydrogenase (''Si''-specific) * : NAD(P)+ transhydrogenase (Re/Si-specific), NAD(P)+ transhydrogenase (''Re''/''Si''-specific)


EC 1.6.2 With a heme protein as acceptor

* EC 1.6.2.1: now EC 1.6.99.3 NADH dehydrogenase * : cytochrome-b5 reductase, cytochrome-''b''5 reductase * EC 1.6.2.3: deleted * : NADPH—hemoprotein reductase * : NADPH—cytochrome-c2 reductase, NADPH—cytochrome-''c''2 reductase * : leghemoglobin reductase


EC 1.6.3 With oxygen as acceptor

* : NAD(P)H oxidase, NAD(P)H oxidase (H2O2-forming) * EC 1.6.3.2: NAD(P)H oxidase (H2O-forming) * * EC 1.6.3.3: NADH oxidase (H2O2-forming) * * EC 1.6.3.4: NADH oxidase (H2O-forming) * * EC 1.6.3.5: renalase * : *No Wikipedia article


EC 1.6.4 With a disulfide as acceptor (deleted sub-class)

* EC 1.6.4.1: now cystine reductase * EC 1.6.4.2: now glutathione-disulfide reductase * EC 1.6.4.3: now dihydrolipoyl dehydrogenase * EC 1.6.4.4: now protein-disulfide reductase * EC 1.6.4.5: now thioredoxin-disulfide reductase * EC 1.6.4.6: now CoA-glutathione reductase * EC 1.6.4.7: now asparagusate reductase * EC 1.6.4.8: now trypanothione-disulfide reductase * EC 1.6.4.9: now bis-γ-glutamylcystine reductase * EC 1.6.4.10: now CoA-disulfide reductase


EC 1.6.5 With a quinone or similar compound as acceptor

* EC 1.6.5.1: deleted * : NAD(P)H dehydrogenase (quinone) * EC 1.6.5.3: now NADH:ubiquinone reductase (H+-translocating) * : monodehydroascorbate reductase (NADH) * : NADPH:quinone reductase * : p-benzoquinone reductase (NADPH), ''p''-benzoquinone reductase (NADPH) * : 2-hydroxy-1,4-benzoquinone reductase * : Now , NADH:ubiquinone reductase (Na+-transporting) * : NADH:ubiquinone reductase (non-electrogenic) * : NADPH dehydrogenase (quinone) * EC 1.6.5.11: Identical to , NADH:quinone reductase (non-electrogenic) * * EC 1.6.5.12: demethylphylloquinone reductase * : *No Wikipedia article


EC 1.6.6 With a nitrogenous group as acceptor

* EC 1.6.6.1: Now , nitrate reductase (NADH) * EC 1.6.6.2: Now , nitrate reductase
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* EC 1.6.6.3: Now , nitrate reductase (NADPH) * EC 1.6.6.4: Now , nitrite reductase
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* EC 1.6.6.5: Now , nitrite reductase (NO-forming) * EC 1.6.6.6: Now , hyponitrite reductase * EC 1.6.6.7: Now , azobenzene reductase * EC 1.6.6.8: Now , GMP reductase * EC 1.6.6.9: Now known to be catalysed by , trimethylamine-''N''-oxide reductase * EC 1.6.6.10: Now , nitroquinoline-''N''-oxide reductase] * EC 1.6.6.11: Now , hydroxylamine reductase (NADH) * EC 1.6.6.12: Now , 4-(dimethylamino)phenylazoxybenzene reductase * EC 1.6.6.13: Now , ''N''-hydroxy-2-acetamidofluorene reductase


EC 1.6.7 With an iron–sulfur protein as acceptor (deleted sub-subclass)

* EC 1.6.7.1: now ferredoxin—NADP+ reductase * EC 1.6.7.2: now rubredoxin—NAD+ reductase * EC 1.6.7.3: now ferredoxin—NAD+ reductase


EC 1.6.8 With a flavin as acceptor (deleted sub-subclass)

* EC 1.6.8.1: Now FMN reductase * EC 1.6.8.2: Now flavin reductase


EC 1.6.99 With unknown physiological acceptors

* : NADPH dehydrogenase * EC 1.6.99.2: Now , NAD(P)H dehydrogenase (quinone * EC 1.6.99.3: The activity is covered by , NADH:ubiquinone reductase (H+-translocating) * EC 1.6.99.4: Now , ferredoxin—NADP+ reductase * EC 1.6.99.5: Now , NADH dehydrogenase (quinone) * EC 1.6.99.6: Now , NADPH dehydrogenase (quinone) * EC 1.6.99.7: Now , 6,7-dihydropteridine reductase * EC 1.6.99.8: Deleted * EC 1.6.99.9: Now , cob(II)alamin reductase * EC 1.6.99.10: included in , 6,7-dihydropteridine reductase * EC 1.6.99.11: Deleted * EC 1.6.99.12: Now , cyanocobalamin reductase (cyanide-eliminating) * EC 1.6.99.13: Now , ferric-chelate reductase


EC 1.7 Acting on other nitrogenous compounds as donors


EC 1.7.1 With NAD+ or NADP+ as acceptor

* : nitrate reductase (NADH) * : nitrate reductase (NAD(P)H) * : nitrate reductase (NADPH) * : nitrite reductase (NAD(P)H) * : hyponitrite reductase * : azobenzene reductase * : GMP reductase * EC 1.7.1.8: deleted * : nitroquinoline-N-oxide reductase, nitroquinoline-''N''-oxide reductase * : hydroxylamine reductase (NADH) * : 4-(dimethylamino)phenylazoxybenzene reductase * : N-hydroxy-2-acetamidofluorene reductase, ''N''-hydroxy-2-acetamidofluorene reductase * : preQ1 synthase, preQ1 synthase * : nitric oxide reductase (NAD(P), nitrous oxide-forming) * : nitrite reductase (NADH) * : nitrobenzene nitroreductase * : FMN-dependent NADH-azoreductase


EC 1.7.2 With a cytochrome as acceptor

* : nitrite reductase (NO-forming) * : Cytochrome c nitrite reductase, nitrite reductase (cytochrome; ammonia-forming) * : trimethylamine-N-oxide reductase (cytochrome c), trimethylamine-''N''-oxide reductase * : nitrous-oxide reductase * : nitric oxide reductase (cytochrome c), nitric oxide reductase (cytochrome ''c'') * : hydroxylamine dehydrogenase * : hydrazine synthase * * : hydrazine dehydrogenase * : *No Wikipedia article


EC 1.7.3 With oxygen as acceptor

* : nitroalkane oxidase * : acetylindoxyl oxidase * : urate oxidase, factor-independent urate hydroxylase * EC 1.7.3.4: Now covered by , hydroxylamine dehydrogenase, and , hydroxylamine oxidase (cytochrome) * : 3-aci-nitropropanoate oxidase, 3-''aci''-nitropropanoate oxidase * : hydroxylamine oxidase (cytochrome) * : *No Wikipedia article


EC 1.7.5 With a quinone or similar compound as acceptor

* : nitrate reductase (quinone) * : nitric oxide reductase (menaquinol)


EC 1.7.6 With a nitrogenous group as acceptor

* : nitrite dismutase


EC 1.7.7 With an iron–sulfur protein as acceptor

* : ferredoxin—nitrite reductase * : ferredoxin—nitrate reductase


EC 1.7.99 With other acceptors

* : hydroxylamine reductase * EC 1.7.99.2: deleted: reaction may have been due to the combined action of nitrous-oxide reductase and nitric-oxide reductase * EC 1.7.99.3: Now included with , nitrite reductase (NO-forming) * EC 1.7.99.4: Now , nitrate reductase (NADH), , nitrate reductase [NAD(P)H], , nitrate reductase (NADPH), , nitrate reductase (quinone), , nitrate reductase (ferredoxin) and , nitrate reductase (cytochrome) * EC 1.7.99.5: Now included with , methylenetetrahydrofolate reductase
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* EC 1.7.99.6: Now nitrous-oxide reductase * EC 1.7.99.7: Now nitric oxide reductase (cytochrome ''c'') * : hydroxylamine oxidoreductase * EC 1.7.99.8: Now classified as , hydrazine dehydrogenase


EC 1.8 Acting on a sulfur group of donors


EC 1.8.1 With NAD+ or NADP+ as acceptor

* EC 1.8.1.1: deleted * : sulfite reductase (NADPH) * : hypotaurine dehydrogenase * : dihydrolipoyl dehydrogenase * : 2-oxopropyl-CoM reductase (carboxylating) * : cystine reductase * : glutathione-disulfide reductase * : protein-disulfide reductase * : thioredoxin-disulfide reductase * : CoA-glutathione reductase * : asparagusate reductase * : trypanothione-disulfide reductase * : bis-g-glutamylcystine reductase, bis-γ-glutamylcystine reductase * : CoA-disulfide reductase * : mycothione reductase * : glutathione amide reductase * : dimethylsulfone reductase * : NAD(P)H sulfur oxidoreductase (CoA-dependent) * * : sulfide dehydrogenase * * : 4,4′-dithiodibutanoate disulfide reductase * * : dissimilatory dimethyldisulfide reductase * : *No Wikipedia article


EC 1.8.2 With a cytochrome as acceptor

* : sulfite dehydrogenase, sulfite dehydrogenase (cytochrome) * : thiosulfate dehydrogenase * : sulfide-cytochrome-c reductase (flavocytochrome c), sulfide-cytochrome-''c'' reductase (flavocytochrome ''c'') * : dimethyl sulfide:cytochrome ''c''2 reductase * * : thiosulfate reductase (cytochrome) * * : ''S''-disulfanyl-L-cysteine oxidoreductase * * : thiocyanate desulfurase * : *No Wikipedia article


EC 1.8.3 With oxygen as acceptor

* : sulfite oxidase * : thiol oxidase * : glutathione oxidase * : methanethiol oxidase * : prenylcysteine oxidase * : farnesylcysteine lyase * : formylglycine-generating enzyme * : *No Wikipedia article


EC 1.8.4 With a disulfide as acceptor

* : glutathione—homocystine transhydrogenase * : protein-disulfide reductase (glutathione) * : glutathione—CoA-glutathione transhydrogenase * : glutathione—cystine transhydrogenase * EC 1.8.4.5: Now , L-methionine (''S'')-''S''-oxide reductase and , L-methionine (''R'')-''S''-oxide reductase * EC 1.8.4.6: due to , peptide-methionine (''S'')-''S''-oxide reductase * : enzyme-thiol transhydrogenase (glutathione-disulfide) * : phosphoadenylyl-sulfate reductase (thioredoxin) * : adenylyl-sulfate reductase (glutathione) * : adenylyl-sulfate reductase (thioredoxin) * : peptide-methionine (S)-S-oxide reductase, peptide-methionine (''S'')-''S''-oxide reductase * : peptide-methionine (R)-S-oxide reductase, peptide-methionine (''R'')-''S''-oxide reductase * : L-methionine (S)-S-oxide reductase, L-methionine (''S'')-''S''-oxide reductase * : L-methionine (R)-S-oxide reductase, L-methionine (''R'')-''S''-oxide reductase * : protein dithiol oxidoreductase (disulfide-forming) * * : thioredoxin:protein disulfide reductase * : *No Wikipedia article


EC 1.8.5 With a quinone or similar compound as acceptor

* : glutathione dehydrogenase (ascorbate) * : thiosulfate dehydrogenase (quinone) * : dimethylsulfoxide reductase, respiratory dimethylsulfoxide reductase * : sulfide:quinone reductase, bacterial sulfide:quinone reductase * : thiosulfate reductase (quinone) * * : sulfite dehydrogenase (quinone) * * : glutathionyl-hydroquinone reductase * * : eukaryotic sulfide quinone oxidoreductase * * : protein dithiol:quinone oxidoreductase DsbB * : *No Wikipedia article


EC 1.8.6 With a nitrogenous group as acceptor (deleted sub-subclass)

* : Now included with glutathione transferase


EC 1.8.7 With an iron–sulfur protein as acceptor

* : sulfite reductase (ferredoxin), assimilatory sulfite reductase (ferredoxin) * : ferredoxin:thioredoxin reductase * : ferredoxin:CoB-CoM heterodisulfide reductase * : *No Wikipedia article


EC 1.8.98 With other, known, acceptors

* : CoB—CoM heterodisulfide reductase, dihydromethanophenazine:CoB-CoM heterodisulfide reductase * : sulfiredoxin


EC 1.8.99 With other acceptors

* EC 1.8.99.1: Now covered by , assimilatory sulfite reductase (NADPH) and , assimilatory sulfite reductase (ferredoxin) * : adenylyl-sulfate reductase * EC 1.8.99.3: an ''in vitro'' artifact of , dissimilatory sulfite reductase * EC 1.8.99.4: Now , phosphoadenylyl-sulfate reductase (thioredoxin) * EC 1.8.99.5: dissimilatory sulfite reductase * : *No Wikipedia article


EC 1.9 Acting on a heme group of donors


EC 1.9.3 With oxygen as acceptor

* EC 1.9.3.1: Now , cytochrome-''c'' oxidase * EC 1.9.3.2: Now included with , nitrite reductase (NO-forming)


EC 1.9.6 With a nitrogenous group as acceptor

* : nitrate reductase (cytochrome)


EC 1.9.98 With other, known, physiological acceptors

* : iron—cytochrome-''c'' reductase


EC 1.9.99 With other acceptors

* EC 1.9.99.1: Now , iron—cytochrome-''c'' reductase


EC 1.10 Acting on diphenols and related substances as donors


EC 1.10.1 With NAD+ or NADP+ as acceptor

* : trans-acenaphthene-1,2-diol dehydrogenase, ''trans''-acenaphthene-1,2-diol dehydrogenase


EC 1.10.2 With a cytochrome as acceptor

* EC 1.10.2.1: The activity is covered by , ascorbate ferrireductase (transmembrane) * EC 1.10.2.2: Now , quinol—cytochrome-''c'' reductase


EC 1.10.3 With oxygen as acceptor

* : catechol oxidase * : laccase * : L-ascorbate oxidase, L-ascorbate oxidase * : o-aminophenol oxidase, ''o''-aminophenol oxidase * : 3-hydroxyanthranilate oxidase * : rifamycin-B oxidase * EC 1.10.3.7: Now , sulochrin oxidase [(+)-bisdechlorogeodin-forming] * EC 1.10.3.8: Now , sulochrin oxidase [(-)-bisdechlorogeodin-forming] * : photosystem II * EC 1.10.3.10: Now , ubiquinol oxidase (H+-transporting) * : ubiquinol oxidase (non-electrogenic) * : Now , menaquinol oxidase (H +-transporting) * EC 1.10.3.13: Now , caldariellaquinol oxidase (H+-transporting) * EC 1.10.3.14: Now , ubiquinol oxidase (electrogenic, proton-motive force generating) * : grixazone synthase * * : dihydrophenazinedicarboxylate synthase * * : superoxide oxidase * : *No Wikipedia article


EC 1.10.5 With a quinone or related compound as acceptor

* : ribosyldihydronicotinamide dehydrogenase (quinone) : *No Wikipedia article


EC 1.10.9 With a copper protein as acceptor

* EC 1.10.9.1: Now , plastoquinol—plastocyanin reductase


EC 1.10.99 With unknown physiological acceptors

* EC 1.10.99.1: Now plastoquinol—plastocyanin reductase * EC 1.10.99.2: Now ribosyldihydronicotinamide dehydrogenase (quinone) * EC 1.10.99.3: Now violaxanthin de-epoxidase


EC 1.11 Acting on a peroxide as acceptor


EC 1.11.1 Peroxidases

* : NADH peroxidase * : NADPH peroxidase * : fatty-acid peroxidase * EC 1.11.1.4: Now tryptophan 2,3-dioxygenase * : cytochrome-c peroxidase, cytochrome-''c'' peroxidase * : catalase * : peroxidase * : iodide peroxidase * : glutathione peroxidase * : chloride peroxidase * : L-ascorbate peroxidase, L-ascorbate peroxidase * : phospholipid-hydroperoxide glutathione peroxidase * : manganese peroxidase * : diarylpropane peroxidase, lignin peroxidase * EC 1.11.1.15: Now described by , thioredoxin-dependent peroxiredoxin; , glutaredoxin-dependent peroxiredoxin; , NADH-dependent peroxiredoxin; , glutathione-dependent peroxiredoxin; , lipoyl-dependent peroxiredoxin; and , mycoredoxin-dependent peroxiredoxin * : versatile peroxidase * : glutathione amide-dependent peroxidase * : bromide peroxidase * : dye decolorizing peroxidase * : prostamide/prostaglandin F2alpha synthase, prostamide/prostaglandin F2α synthase * : catalase-peroxidase * : hydroperoxy fatty acid reductase * * : (''S'')-2-hydroxypropylphosphonic acid epoxidase * * : thioredoxin-dependent peroxiredoxin * * : glutaredoxin-dependent peroxiredoxin * * : NADH-dependent peroxiredoxin * * : glutathione-dependent peroxiredoxin * * : lipoyl-dependent peroxiredoxin * * : mycoredoxin-dependent peroxiredoxin * : *No Wikipedia article


EC 1.11.2 Peroxygenase

* : unspecific peroxygenase * : myeloperoxidase * : plant seed peroxygenase * : fatty-acid peroxygenase * : 3-methyl-L-tyrosine peroxygenase * * : L-tyrosine peroxygenase * : *No Wikipedia article


EC 1.12 Acting on hydrogen as donor


EC 1.12.1 With NAD+ or NADP+ as acceptor

* : Now EC 1.12.7.2, ferredoxin hydrogenase * : hydrogen dehydrogenase * : hydrogen dehydrogenase (NADP+), hydrogen dehydrogenase (NADP+) * : hydrogenase (NAD+, ferredoxin), hydrogenase (NAD+, ferredoxin) * : hydrogen dehydrogenase AD(P)+* : *No Wikipedia article


EC 1.12.2 With a cytochrome as acceptor

* : cytochrome-c3 hydrogenase, cytochrome-''c''3 hydrogenase


EC 1.12.5 With a quinone or similar compound as acceptor

* : hydrogen:quinone oxidoreductase


EC 1.12.7 With an iron–sulfur protein as acceptor

* EC 1.12.7.1: Now , ferredoxin hydrogenase * : ferredoxin hydrogenase


EC 1.12.98 With other known acceptors

* : coenzyme F420 hydrogenase, coenzyme F420 hydrogenase * : 5,10-methenyltetrahydromethanopterin hydrogenase * : Methanosarcina-phenazine hydrogenase, ''Methanosarcina''-phenazine hydrogenase * : Sulfhydrogenase


EC 1.12.99 With unknown physiological acceptors

* EC 1.12.99.1: Now , coenzyme F420 hydrogenase * EC 1.12.99.2: Now shown to be two enzymes, , ''Methanosarcina''-phenazine hydrogenase and , CoB—CoM heterodisulfide reductase * EC 1.12.99.3: Now , hydrogen:quinone oxidoreductase * EC 1.12.99.4: Now , 5,10-methenyltetrahydromethanopterin hydrogenase * EC 1.12.99.5: Identical to , 3-hydroxy-4-oxoquinoline 2,4-dioxygenase * : hydrogenase (acceptor)


EC 1.13 Acting on single donors with incorporation of molecular oxygen (oxygenases)


EC 1.13.11 With incorporation of two atoms of oxygen

* : catechol 1,2-dioxygenase * : catechol 2,3-dioxygenase * : protocatechuate 3,4-dioxygenase * : gentisate 1,2-dioxygenase * : homogentisate 1,2-dioxygenase * : 3-hydroxyanthranilate 3,4-dioxygenase * EC 1.13.11.7: deleted * : protocatechuate 4,5-dioxygenase * : 2,5-dihydroxypyridine 5,6-dioxygenase * : 7,8-dihydroxykynurenate 8,8a-dioxygenase * : tryptophan 2,3-dioxygenase * : lipoxygenase, linoleate 13S-lipoxygenas * EC 1.13.11.13: The activity is the sum of several enzymatic and spontaneous reactions * : 2,3-dihydroxybenzoate 3,4-dioxygenase * : 3,4-dihydroxyphenylacetate 2,3-dioxygenase * : 3-carboxyethylcatechol 2,3-dioxygenase * : indole 2,3-dioxygenase * : sulfur dioxygenase, persulfide dioxygenase * : cysteamine dioxygenase * : cysteine dioxygenase * EC 1.13.11.21: Now , β-carotene 15,15′-monooxygenase * : caffeate 3,4-dioxygenase * : 2,3-dihydroxyindole 2,3-dioxygenase * : quercetin 2,3-dioxygenase * : 3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione 4,5-dioxygenase * : peptide-tryptophan 2,3-dioxygenase * : 4-hydroxyphenylpyruvate dioxygenase * : 2,3-dihydroxybenzoate 2,3-dioxygenase * : stizolobate synthase * : stizolobinate synthase * : arachidonate 12-lipoxygenase * EC 1.13.11.32: Now , nitronate monooxygenase * : arachidonate 15-lipoxygenase * : arachidonate 5-lipoxygenase * : pyrogallol 1,2-oxygenase * : chloridazon-catechol dioxygenase * : hydroxyquinol 1,2-dioxygenase * : 1-hydroxy-2-naphthoate 1,2-dioxygenase * : biphenyl-2,3-diol 1,2-dioxygenase * : arachidonate 8-lipoxygenase * : 2,4'-dihydroxyacetophenone dioxygenase, 2,4′-dihydroxyacetophenone dioxygenase * EC 1.13.11.42: identical to , tryptophan 2,3-dioxygenase * : lignostilbene ab-dioxygenase, lignostilbene αβ-dioxygenase * EC 1.13.11.44: Activity is covered by , linoleate 8''R''-lipoxygenase and , 9,12-octadecadienoate 8-hydroperoxide 8''S''-isomerase * : linoleate 11-lipoxygenase * : 4-hydroxymandelate synthase * : 3-hydroxy-4-oxoquinoline 2,4-dioxygenase * : 3-hydroxy-2-methyl-quinolin-4-one 2,4-dioxygenase * : chlorite O2-lyase, chlorite O2-lyase * : acetylacetone-cleaving enzyme * : 9-cis-epoxycarotenoid dioxygenase, 9-''cis''-epoxycarotenoid dioxygenase * : indoleamine 2,3-dioxygenase * : Acireductone dioxygenase (Ni2+-requiring), acireductone dioxygenase (Ni2+-requiring) * : acireductone dioxygenase (Fe(2+)-requiring), acireductone dioxygenase [iron(II)-requiring] * : sulfur oxygenase/reductase * : 1,2-dihydroxynaphthalene dioxygenase * : gallate dioxygenase * : linoleate 9S-lipoxygenase, linoleate 9''S''-lipoxygenase * : torulene dioxygenase * : linoleate 8R-lipoxygenase, inoleate 8''R''-lipoxygenase * : linolenate 9R-lipoxygenase, linolenate 9''R''-lipoxygenase * : linoleate 10R-lipoxygenase, linoleate 10''R''-lipoxygenase * : beta-carotene 15,15'-dioxygenase, β-carotene 15,15′-dioxygenase * : 5-nitrosalicylate dioxygenase * : carotenoid isomerooxygenase * : hydroquinone 1,2-dioxygenase * : 8'-apo-beta-carotenoid 14',13'-cleaving dioxygenase, 8′-apo-β-carotenoid 14′,13′-cleaving dioxygenase * : 9-cis-beta-carotene 9',10'-cleaving dioxygenase, 9-''cis''-β-carotene 9′,10′-cleaving dioxygenase * : carlactone synthase * : all-trans-10'-apo-beta-carotenal 13,14-cleaving dioxygenase, ''all-trans''-10′-apo-β-carotenal 13,14-cleaving dioxygenase * : carotenoid-9',10'-cleaving dioxygenase, carotenoid-9′,10′-cleaving dioxygenase * : 2-hydroxyethylphosphonate dioxygenase * : methylphosphonate synthase * : 2-aminophenol 1,6-dioxygenase * * : ''all-trans''-8′-apo-β-carotenal 15,15′-oxygenase * * : 2-amino-5-chlorophenol 1,6-dioxygenase * * : oleate 10''S''-lipoxygenase * * : 2-amino-1-hydroxyethylphosphonate dioxygenase (glycine-forming) * * : aerobic 5,6-dimethylbenzimidazole synthase * * : (3,5-dihydroxyphenyl)acetyl-CoA 1,2-dioxygenase * * : 7,8-dihydroneopterin oxygenase * * : 8′-apo-carotenoid 13,14-cleaving dioxygenase * * : 4-hydroxy-3-prenylphenylpyruvate oxygenase * * : crocetin dialdehyde synthase * * : exo-cleaving rubber dioxygenase * * : 5-aminosalicylate 1,2-dioxygenase * * : endo-cleaving rubber dioxygenase * * : isoeugenol monooxygenase * * : (hydroxymethyl)phosphonate dioxygenase * * : [1-hydroxy-2-(trimethylamino)ethyl]phosphonate dioxygenase (glycine-betaine-forming) * * : 3-mercaptopropionate dioxygenase * * : fatty acid α-dioxygenase * : *No Wikipedia article


EC 1.13.12 With incorporation of one atom of oxygen (internal monooxygenases or internal mixed function oxidases)

* : arginine 2-monooxygenase * : lysine 2-monooxygenase * : tryptophan 2-monooxygenase * : lactate 2-monooxygenase * : Renilla-luciferin 2-monooxygenase, ''Renilla''-type luciferase * : Cypridina-luciferin 2-monooxygenase, ''Cypridina''-luciferin 2-monooxygenase * : Photinus-luciferin 4-monooxygenase (ATP-hydrolysing), firefly luciferase * : Watasenia-luciferin 2-monooxygenase, ''Watasenia''-luciferin 2-monooxygenase * : phenylalanine 2-monooxygenase * EC 1.13.12.10: Reaction covered by , L-lysine 6-monooxygenase (NADPH) * EC n1.13.12.11: The activity is due to , flavin-containing monooxygenase * EC 1.13.12.12: transferred to , 8-apo-β-carotenoid 14′,13′-cleaving dioxygenase * : Oplophorus-luciferin 2-monooxygenase, ''Oplophorus''-luciferin 2-monooxygenase * EC 1.13.12.14: Now , chlorophyllide-a oxygenase * : 3,4-dihydroxyphenylalanine oxidative deaminase * : nitronate monooxygenase * : dichloroarcyriaflavin A synthase * : dinoflagellate luciferase * : 2-oxoglutarate dioxygenase (ethylene-forming), 2-oxoglutarate dioxygenase (ethene-forming) * : noranthrone monooxygenase * * : tetracenomycin-F1 monooxygenase * * : deoxynogalonate monooxygenase * * : 4-hydroxy-3-prenylbenzoate synthase * * : calcium-regulated photoprotein * : *No Wikipedia article


EC 1.13.99 Miscellaneous

* : inositol oxygenase * EC 1.13.99.2: Now , benzoate 1,2-dioxygenase * : tryptophan 2'-dioxygenase, tryptophan 2′-dioxygenase * EC 1.13.99.4: Now , 4-chlorophenylacetate 3,4-dioxygenase * EC 1.13.99.5: now , 3-hydroxy-4-oxoquinoline 2,4-dioxygenase


EC 1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen


EC 1.14.1 With NADH or NADPH as one donor (deleted sub-subclass)

* EC 1.14.1.1: now , unspecific monooxygenase * EC 1.14.1.2: now , kynurenine 3-monooxygenase * EC 1.14.1.3: deleted, covered by , squalene monooxygenase and , lanosterol synthase * EC 1.14.1.4: now , kynurenine 7,8-hydroxylase * EC 1.14.1.5: now ; imidazoleacetate 4-monooxygenase * EC 1.14.1.6: now , steroid 11β-monooxygenase * EC 1.14.1.7: now , steroid 17α-monooxygenase * EC 1.14.1.8: now , steroid 21-monooxygenase * EC 1.14.1.9: deleted * EC 1.14.1.10: now estradiol 6β-monooxygenase * EC 1.14.1.11: deleted


EC 1.14.2 With ascorbate as one donor (deleted sub-subclass)

* EC 1.14.2.1: now , dopamine β-monooxygenase * EC 1.14.2.2: now , 4-hydroxyphenylpyruvate dioxygenase


EC 1.14.3 With reduced pteridine as one donor (deleted sub-subclass)

* EC 1.14.3.1: now , phenylalanine 4-monooxygenase


EC 1.14.11 With 2-oxoglutarate as one donor, and incorporation of one atom each of oxygen into both donors

* : g-butyrobetaine dioxygenase, γ-butyrobetaine dioxygenase * : procollagen-proline dioxygenase * : pyrimidine-deoxynucleoside 2'-dioxygenase, pyrimidine-deoxynucleoside 2′-dioxygenase * : procollagen-lysine 5-dioxygenase * EC 1.14.11.5: Now included with thymine dioxygenase * : thymine dioxygenase * : procollagen-proline 3-dioxygenase * : trimethyllysine dioxygenase * : flavanone 3-dioxygenase * : pyrimidine-deoxynucleoside 1'-dioxygenase, pyrimidine-deoxynucleoside 1′-dioxygenase * : hyoscyamine (6S)-dioxygenase, hyoscyamine (6''S'')-dioxygenase * : gibberellin-44 dioxygenase * : gibberellin 2b-dioxygenase, gibberellin 2β-dioxygenase * EC 1.14.11.14: Now , 6β-hydroxyhyoscyamine epoxidase * : gibberellin 3b-dioxygenase, gibberellin 3β-dioxygenase * : peptide-aspartate b-dioxygenase, peptide-aspartate β-dioxygenase * : taurine dioxygenase * : phytanoyl-CoA dioxygenase * EC 1.14.11.19: Now , anthocyanidin synthase * : deacetoxyvindoline 4-hydroxylase * : clavaminate synthase * EC 1.14.11.22: Now , flavone synthase * EC 1.14.11.23: Now , flavonol synthase * : 2'-deoxymugineic-acid 2'-dioxygenase, 2′-deoxymugineic-acid 2′-dioxygenase * : mugineic-acid 3-dioxygenase * : deacetoxycephalosporin-C hydroxylase * : (histone-H3)-lysine-36 demethylase, [histone H3]-dimethyl-L-lysine36 demethylase * : proline 3-hydroxylase * : hypoxia-inducible factor-proline dioxygenase * : hypoxia-inducible factor-asparagine dioxygenase * : thebaine 6-O-demethylase, thebaine 6-''O''-demethylase * : codeine 3-O-demethylase, codeine 3-''O''-demethylase * : DNA oxidative demethylase * EC 1.14.11.34: Now , 2-oxoglutarate/L-arginine monooxygenase/decarboxylase (succinate-forming) * : 1-deoxypentalenic acid 11beta-hydroxylase, 1-deoxypentalenic acid 11β-hydroxylase * : pentalenolactone F synthase * : pentalenolactone F synthase * * : kanamycin B dioxygenase * * : verruculogen synthase * * : L-asparagine hydroxylase * * : enduracididine β-hydroxylase * * : L-arginine hydroxylase * * : tRNAPhe (7-(3-amino-3-carboxypropyl)wyosine37-''C''2)-hydroxylase * * : (''S'')-dichlorprop dioxygenase (2-oxoglutarate) * * : (''R'')-dichlorprop dioxygenase (2-oxoglutarate) * * : L-isoleucine 4-hydroxylase * * : 2-aminoethylphosphonate dioxygenase * * : [50S ribosomal protein L16]-arginine 3-hydroxylase * * : xanthine dioxygenase * * : uridine-5′-phosphate dioxygenase * * EC, 1.14.11.50: Now , (–)-deoxypodophyllotoxin synthase * : DNA ''N'' 6-methyladenine demethylase * * : validamycin A dioxygenase * * : mRNA ''N'' 6-methyladenine demethylase * * : mRNA ''N'' 1-methyladenine demethylase * * : ectoine hydroxylase * * : L-proline ''cis''-4-hydroxylase * * : L-proline ''trans''-4-hydroxylase * * : ornithine lipid ester-linked acyl 2-hydroxylase * * : 2,4-dihydroxy-1,4-benzoxazin-3-one-glucoside dioxygenase * * : scopoletin 8-hydroxylase * * : feruloyl-CoA 6-hydroxylase * * : ''trans''-4-coumaroyl-CoA 2-hydroxylase * * : peptidyl-lysine (3''S'')-dioxygenase * * : glutarate dioxygenase * * : [histone H3]-dimethyl-L-lysine9 demethylase * * : [histone H3]-trimethylL-lysine9 demethylase * * : [histone H3]-trimethyl-LL-lysine4 demethylase * * : [histone H3]-trimethyl-L-lysine27 demethylase * * : [histone H3]-trimethyl-L-lysine37 demethylase * * : 7-deoxycylindrospermopsin hydroxylase * * : methylphosphonate hydroxylase * * : [2-(trimethylamino)ethyl]phosphonate dioxygenase * * : [protein]-arginine 3-hydroxylase * * : L-isoleucine 31-dioxygenase * * : 31-hydroxy-L-isoleucine 4-dioxygenase * * : L-glutamate 3(''R'')-hydroxylase * * : alkyl sulfatase *


EC 1.14.12 With NADH or NADPH as one donor, and incorporation of two atoms of oxygen into one donor

* : anthranilate 1,2-dioxygenase (deaminating, decarboxylating) * EC 1.14.12.2: Now anthranilate 3-monooxygenase (deaminating) * : benzene 1,2-dioxygenase * EC 1.14.12.4: , 3-hydroxy-2-methylpyridinecarboxylate monooxygenase * EC 1.14.12.5: Now , 5-pyridoxate monooxygenase * EC 1.14.12.6: Now , 2-hydroxycyclohexanone 2-monooxygenase * : phthalate 4,5-dioxygenase * : 4-sulfobenzoate 3,4-dioxygenase * : 4-chlorophenylacetate 3,4-dioxygenase * : benzoate 1,2-dioxygenase * : toluene dioxygenase * : naphthalene 1,2-dioxygenase * : 2-chlorobenzoate 1,2-dioxygenase, 2-halobenzoate 1,2-dioxygenase * : 2-aminobenzenesulfonate 2,3-dioxygenase * : terephthalate 1,2-dioxygenase * : 2-hydroxyquinoline 5,6-dioxygenase * : nitric oxide dioxygenase * : biphenyl 2,3-dioxygenase * : 3-phenylpropionate dioxygenase * EC 1.14.12.20: Now classified as , pheophorbide ''a'' oxygenase. * EC 1.14.12.21: Now , benzoyl-CoA 2,3-epoxidase * : carbazole 1,9a-dioxygenase * : nitroarene dioxygenase * * : 2,4-dinitrotoluene dioxygenase * * : ''p''-cumate 2,3-dioxygenase * * : chlorobenzene dioxygenase * : *No Wikipedia article


EC 1.14.13 With NADH or NADPH as one donor, and incorporation of one atom of oxygen into the other donor

* : salicylate 1-monooxygenase * : 4-hydroxybenzoate 3-monooxygenase * EC 1.14.13.3: Now , 4-hydroxyphenylacetate 3-monooxygenase * : melilotate 3-monooxygenase * : imidazoleacetate 4-monooxygenase * : orcinol 2-monooxygenase * : phenol 2-monooxygenase * : dimethylaniline monooxygenase (N-oxide-forming), flavin-containing monooxygenase * : kynurenine 3-monooxygenase * : 2,6-dihydroxypyridine 3-monooxygenase * EC 1.14.13.11: Now , trans-cinnamate 4-monooxygenase * EC 1.14.13.12: Now , benzoate 4-monooxygenase * EC 1.14.13.13: Now classified as , calcidiol 1-monooxygenase * : trans-cinnamate 2-monooxygenase, ''trans''-cinnamate 2-monooxygenase * EC 1.14.13.15: Now , cholestanetriol 26-monooxygenase * : cyclopentanone monooxygenase * EC 1.14.13.17: Now , cholesterol 7α-monooxygenase * : 4-hydroxyphenylacetate 1-monooxygenase * : taxifolin 8-monooxygenase * : 2,4-dichlorophenol 6-monooxygenase * EC 1.14.13.21: Now , flavonoid 3′-monooxygenase * : cyclohexanone monooxygenase * : 3-hydroxybenzoate 4-monooxygenase * : 3-hydroxybenzoate 6-monooxygenase * : methane monooxygenase, methane monooxygenase (soluble) * EC 1.14.13.26: Now classified as , phosphatidylcholine 12-monooxygenase * : 4-aminobenzoate 1-monooxygenase * EC 1.14.13.28: Now , 3,9-dihydroxypterocarpan 6a-monooxygenase * : 4-nitrophenol 2-monooxygenase * EC 1.14.13.30: Now , leukotriene-B4 20-monooxygenase * : 2-nitrophenol 2-monooxygenase * : albendazole monooxygenase * : 4-hydroxybenzoate 3-monooxygenase (NAD(P)H) * : leukotriene-E4 20-monooxygenase, leukotriene-E4 20-monooxygenase * : anthranilate 3-monooxygenase (deaminating) * EC 1.14.13.36: Now , 5-''O''-(4-coumaroyl)-D-quinate 3′-monooxygenase * EC 1.14.13.37: Now , methyltetrahydroprotoberberine 14-monooxygenase * : anhydrotetracycline monooxygenase * : nitric-oxide synthase * : anthraniloyl-CoA monooxygenase * EC 1.14.13.41: Now , tyrosine ''N''-monooxygenase * EC 1.14.13.42: The activity is covered by , 4-hydroxyphenylacetaldehyde oxime monooxygenase * : questin monooxygenase * : 2-hydroxybiphenyl 3-monooxygenase * EC 1.14.13.45: Now , CMP-''N''-acetylneuraminate monooxygenase * : (-)-menthol monooxygenase * EC 1.14.13.47: Now , (S)-limonene 3-monooxygenase, (''S'')-limonene 3-monooxygenase * EC 1.14.13.48: Now classified as , (''S'')-limonene 6-monooxygenase * EC 1.14.13.49: Now classified as , ((S)-limonene 7-monooxygenase, ''S'')-limonene 7-monooxygenase * : pentachlorophenol monooxygenase * : 6-oxocineole dehydrogenase * EC 1.14.13.52: Now , isoflavone 3′-hydroxylase * EC 1.14.13.53: Now , 4′-methoxyisoflavone 2′-hydroxylase * : ketosteroid monooxygenase * EC 1.14.13.55: Now , protopine 6-monooxygenase * EC 1.14.13.56: Now , dihydrosanguinarine 10-monooxygenase * EC 1.14.13.57: Now , dihydrochelirubine 12-monooxygenase * : benzoyl-CoA 3-monooxygenase * : L-lysine 6-monooxygenase (NADPH), L-lysine ''N'' 6-monooxygenase (NADPH) * EC 1.14.13.60: Now included with , 25-hydroxycholesterol 7α-hydroxylase * : 2-hydroxyquinoline 8-monooxygenase * : 4-hydroxyquinoline 3-monooxygenase * : 3-hydroxyphenylacetate 6-hydroxylase * : 4-hydroxybenzoate 1-hydroxylase * EC 1.14.13.65: deleted * : 2-hydroxycyclohexanone 2-monooxygenase * EC 1.14.13.67: Now , quinine 3-monooxygenase * EC 1.14.13.68: Now , 4-hydroxyphenylacetaldehyde oxime monooxygenase * : alkene monooxygenase * EC 1.14.13.70: Now , sterol 14α-demethylase * EC 1.14.13.71: Now , ''N''-methylcoclaurine 3′-monooxygenase * EC 1.14.13.72: Now classified as , methylsterol monooxygenase * EC 1.14.13.73: Now , tabersonine 16-hydroxylase * EC 1.14.13.74: Now , 7-deoxyloganin 7-hydroxylase * EC 1.14.13.75: Now , vinorine hydroxylase * EC 1.14.13.76: Now , taxane 10β-hydroxylase * EC 1.14.13.77: Now , taxane 13α-hydroxylase * EC 1.14.13.78: Now , ''ent''-kaurene monooxygenase * EC 1.14.13.79: Now , ''ent''-kaurenoic acid oxidase * EC 1.14.13.80: Now classified as , (''R'')-limonene 6-monooxygenase * : magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase * : vanillate monooxygenase * : precorrin-3B synthase * : 4-hydroxyacetophenone monooxygenase * EC 1.14.13.85: Now , glyceollin synthase * EC 1.14.13.86: The activity is covered by , 2-hydroxyisoflavanone synthase * EC 1.14.13.87: Now , licodione synthase] * EC 1.14.13.88: Now , flavanoid 3,5-hydroxylase * EC 1.14.13.89: Now , isoflavone 2-hydroxylase * EC 1.14.13.90: Now , zeaxanthin epoxidase * EC 1.14.13.91: Now , deoxysarpagine hydroxylase * : phenylacetone monooxygenase * EC 1.14.13.93: Now , (+)-abscisic acid 8-hydroxylase * EC 1.14.13.94: Now , lithocholate 6β-hydroxylase * EC 1.14.13.95: Now included with , 5β-cholestane-3α,7α-diol 12α-hydroxylase * EC 1.14.13.96: Now , 5β-cholestane-3α,7α-diol 12α-hydroxylase * EC 1.14.13.97: Now , taurochenodeoxycholate 6α-hydroxylase * EC 1.14.13.98: Now , cholesterol 24-hydroxylase * EC 1.14.13.99: Now , 24-hydroxycholesterol 7α-hydroxylase * EC 1.14.13.100: Now classified as , 25/26-hydroxycholesterol 7α-hydroxylase * : senecionine N-oxygenase, senecionine ''N''-oxygenase * EC 1.14.13.102: Now , psoralen synthase * EC 1.14.13.103: Now , 8-dimethylallylnaringenin 2-hydroxylase * : Now , (+)-menthofuran synthase * : monocyclic monoterpene ketone monooxygenase * EC 1.14.13.106: now classified as , ''epi''-isozizaene 5-monooxygenase. * : limonene 1,2-monooxygenase * EC 1.14.13.108: Now , abieta-7,13-diene hydroxylase * EC 1.14.13.109: Now , abieta-7,13-dien-18-ol hydroxylase * EC 1.14.13.110: Now , geranylgeraniol 18-hydroxylase * : methanesulfonate monooxygenase * EC 1.14.13.112: Now , 3-epi-6-deoxocathasterone 23-monooxygenase * : FAD-dependent urate hydroxylase * : 6-hydroxynicotinate 3-monooxygenase * EC 1.14.13.115: Now , angelicin synthase * : Now , geranylhydroquinone 3-hydroxylase * EC 1.14.13.117: Now , isoleucine ''N''-monooxygenase * EC 1.14.13.118: Now , valine ''N''-monooxygenase * EC 1.14.13.119: Now , 5-epiaristolochene 1,3-dihydroxylase * EC 1.14.13.120: Now , costunolide synthase * EC 1.14.13.121: Now , premnaspirodiene oxygenase * : chlorophyllide-a oxygenase * EC 1.14.13.123: Now , germacrene A hydroxylase * EC 1.14.13.124: now classified as , phenylalanine ''N''-monooxygenase * EC 1.14.13.125: Now , tryptophan ''N''-monooxygenase * EC 1.14.13.126: Now , vitamin D3 24-hydroxylase * : 3-(3-hydroxyphenyl)propanoate hydroxylase * : 7-methylxanthine demethylase * EC 1.14.13.129: Now , β-carotene 3-hydroxylase * : pyrrole-2-carboxylate monooxygenase * : dimethyl-sulfide monooxygenase * EC 1.14.13.132: Now , squalene monooxygenase * EC 1.14.13.133: Now , pentalenene oxygenase * EC 1.14.13.134: Now , β-amyrin 11-oxidase * : 1-hydroxy-2-naphthoate hydroxylase * EC 1.14.13.136: Now , 2-hydroxyisoflavanone synthase * EC 1.14.13.137: Now , indole-2-monooxygenase * EC 1.14.13.138: Now , indolin-2-one monooxygenase * EC 1.14.13.139: Now , 3-hydroxyindolin-2-one monooxygenase * EC 1.14.13.140: Now , 2-hydroxy-1,4-benzoxazin-3-one monooxygenase. * EC 1.14.13.141: Now , cholest-4-en-3-one 26-monooxygenase [(25''S'')-3-oxocholest-4-en-26-oate forming] * EC 1.14.13.142: Now , 3-ketosteroid 9α-monooxygenase * EC 1.14.13.143: Now ''ent''-isokaurene C2/C3-hydroxylase * EC 1.14.13.144: Now , 9β-pimara-7,15-diene oxidase * EC 1.14.13.145: Now , ''ent''-cassa-12,15-diene 11-hydroxylase * : taxoid 14beta-hydroxylase, taxoid 14β-hydroxylase * : taxoid 7beta-hydroxylase, taxoid 7β-hydroxylase * : trimethylamine monooxygenase * : phenylacetyl-CoA 1,2-epoxidase * EC 1.14.13.150: Now , α-humulene 10-hydroxylase * EC 1.14.13.151: Now , linalool 8-monooxygenase * EC 1.14.13.152: Now , geraniol 8-hydroxylase * : (+)-sabinene 3-hydroxylase * : erythromycin 12 hydroxylase, erythromycin 12-hydroxylase * : alpha-pinene monooxygenase, α-pinene monooxygenase * EC 1.14.13.156: Now , 1,8-cineole 2-endo-monooxygenase * EC 1.14.13.157: Now , 1,8-cineole 2-exo-monooxygenase * EC 1.14.13.158: Now , amorpha-4,11-diene 12-monooxygenase * EC 1.14.13.159: Now , vitamin D 25-hydroxylase * : (2,2,3-trimethyl-5-oxocyclopent-3-enyl)acetyl-CoA 1,5-monooxygenase * : (+)-camphor 6-exo-hydroxylase * EC 1.14.13.162: Now , 2,5-diketocamphane 1,2-monooxygenase * : 6-hydroxy-3-succinoylpyridine 3-monooxygenase * EC 1.14.13.164: withdrawn: see , carotenoid isomerooxygenase * EC 1.14.13.165: Now classified as , nitric-oxide synthase (flavodoxin) * : 4-nitrocatechol 4-monooxygenase : Most of the entries from here on have no Wikipedia articles * : 4-nitrophenol 4-monooxygenase * : indole-3-pyruvate monooxygenase * EC 1.14.13.169: Now , sphingolipid C4-monooxygenase * : pentalenolactone D synthase * : neopentalenolactone D synthase * : salicylate 5-hydroxylase * EC 1.14.13.173: Now , 11-oxo-β-amyrin 30-oxidase * EC 1.14.13.174: Now , averantin hydroxylase * EC 1.14.13.175: Now , aflatoxin B synthase * EC 1.14.13.176: Now , tryprostatin B 6-hydroxylase * EC 1.14.13.177: Now , fumitremorgin C monooxygenase * : methylxanthine ''N'' 1-demethylase * : methylxanthine ''N'' 3-demethylase * : aklavinone 12-hydroxylase * : 13-deoxydaunorubicin hydroxylase * : 2-heptyl-3-hydroxy-4(1''H'')-quinolone synthase * EC 1.14.13.183: Now , dammarenediol 12-hydroxylase * EC 1.14.13.184: Now , protopanaxadiol 6-hydroxylase * EC 1.14.13.185: Now , pikromycin synthase * EC 1.14.13.186: Now , 20-oxo-5-''O''-mycaminosyltylactone 23-monooxygenase * : L-evernosamine nitrososynthase * EC 1.14.13.188: Now , 6-deoxyerythronolide B hydroxylase * : 5-methyl-1-naphthoate 3-hydroxylase * EC 1.14.13.190: Now , ferruginol synthase * EC 1.14.13.191: Now , ''ent''-sandaracopimaradiene 3-hydroxylase * EC 1.14.13.192: Now , oryzalexin E synthase * EC 1.14.13.193: Now , oryzalexin D synthase * EC 1.14.13.194: Now , phylloquinone ω-hydroxylase * : L-ornithine ''N'' 5-monooxygenase (NADPH) * : L-ornithine ''N'' 5-monooxygenase [NAD(P)H] * EC 1.14.13.197: Now , dihydromonacolin L hydroxylase * EC 1.14.13.198: Now , monacolin L hydroxylase * EC 1.14.13.199: Now , docosahexaenoic acid ω-hydroxylase * : tetracenomycin A2 monooxygenase-dioxygenase * EC 1.14.13.201: Now , β-amyrin 28-monooxygenase * EC 1.14.13.202: Now , methyl farnesoate epoxidase * EC 1.14.13.203: Now , farnesoate epoxidase * EC 1.14.13.204: Now , long-chain acyl-CoA ω-monooxygenase * EC 1.14.13.205: Now , long-chain fatty acid ω-monooxygenase * EC 1.14.13.206: Now , laurate 7-monooxygenase * EC 1.14.13.207: Now , ipsdienol synthase * : benzoyl-CoA 2,3-epoxidase * : salicyloyl-CoA 5-hydroxylase * : 4-methyl-5-nitrocatechol 5-monooxygenase * : rifampicin monooxygenase * : 1,3,7-trimethyluric acid 5-monooxygenase * EC 1.14.13.213: Now , bursehernin 5-monooxygenase * EC 1.14.13.214: Now , (–)-4′-demethyl-deoxypodophyllotoxin 4-hydroxylase * : protoasukamycin 4-monooxygenase * : asperlicin C monooxygenase * : protodeoxyviolaceinate monooxygenase * : 5-methylphenazine-1-carboxylate 1-monooxygenase * : resorcinol 4-hydroxylase (NADPH) * : resorcinol 4-hydroxylase (NADH) * EC 1.14.13.221: Now , cholest-4-en-3-one 26-monooxygenase [(25''R'')-3-oxocholest-4-en-26-oate forming] * : aurachin C monooxygenase/isomerase * : 3-hydroxy-4-methylanthranilyl-[aryl-carrier protein] 5-monooxygenase * : violacein synthase * : F-actin monooxygenase * : acetone monooxygenase (methyl acetate-forming) * : propane 2-monooxygenase * : jasmonic acid 12-hydroxylase * : ''tert''-butyl alcohol monooxygenase * : butane monooxygenase (soluble) * : tetracycline 11a-monooxygenase * : 6-methylpretetramide 4-monooxygenase * : 4-hydroxy-6-methylpretetramide 12a-monooxygenase * : 5a,11a-dehydrotetracycline 5-monooxygenase * : indole-3-acetate monooxygenase * : toluene 4-monooxygenase * : aliphatic glucosinolate ''S''-oxygenase * : dimethylamine monooxygenase * : carnitine monooxygenase * : 2-polyprenylphenol 6-hydroxylase * : 5-pyridoxate monooxygenase * : 3-hydroxy-2-methylpyridine-5-carboxylate monooxygenase * : toluene 2-monooxygenase * : phenol 2-monooxygenase (NADH) * : assimilatory dimethylsulfide ''S''-monooxygenase * : 4β-methylsterol monooxygenase * : stachydrine ''N''-demethylase


EC 1.14.14 With reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen

* : unspecific monooxygenase * EC 1.14.14.2: Now included with unspecific monooxygenase * : alkanal monooxygenase (FMN-linked) * EC 1.14.14.4: identical to , choline monooxygenase. * : alkanesulfonate monooxygenase * EC 1.14.14.6: Now , methanesulfonate monooxygenase * EC 1.14.14.7: transferred to , tryptophan 7-halogenase * : anthranilate 3-monooxygenase (FAD) * : 4-hydroxyphenylacetate 3-monooxygenase * : nitrilotriacetate monooxygenase * : styrene monooxygenase * : 3-hydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione monooxygenase * : 4-(gamma-L-glutamylamino)butanoyl-(BtrI acyl-carrier protein) monooxygenase, 4-(γ-L-glutamylamino)butanoyl-[BtrI acyl-carrier protein] monooxygenase : Most of the entries from here on have no Wikipedia articles * : aromatase * : (3''S'')-3-amino-3-(3-chloro-4-hydroxyphenyl)propanoyl-[peptidyl-carrier protein SgcC2] monooxygenase * : steroid 21-monooxygenase * : squalene monooxygenase * : heme oxygenase (biliverdin-producing) * : steroid 17α-monooxygenase * : phenol 2-monooxygenase (FADH2) * : dibenzothiophene monooxygenase * : dibenzothiophene sulfone monooxygenase * : cholesterol 7α-monooxygenase * : vitamin D 25-hydroxylase * : cholesterol 24-hydroxylase * : 24-hydroxycholesterol 7α-hydroxylase * : resorcinol 4-hydroxylase (FADH2) * : long-chain alkane monooxygenase * : 25/26-hydroxycholesterol 7α-hydroxylase * : isobutylamine ''N''-monooxygenase * : ipsdienol synthase * : 17α-hydroxyprogesterone deacetylase * : ethylenediaminetetraacetate monooxygenase * : methanesulfonate monooxygenase (FMNH2) * : dimethylsulfone monooxygenase * : tyrosine ''N''-monooxygenase * : 4-hydroxyphenylacetaldehyde oxime monooxygenase * : valine ''N''-monooxygenase * : isoleucine ''N''-monooxygenase * : phenylalanine ''N''-monooxygenase * : (''E'')-2-methylbutanal oxime monooxygenase * : homomethionine ''N''-monooxygenase * : (methylsulfanyl)alkanaldoxime ''N''-monooxygenase * : phenylacetaldehyde oxime monooxygenase * : aromatic aldoxime ''N''-monooxygenase * : pimeloyl-[acyl-carrier protein] synthase * : nitric-oxide synthase (flavodoxin) * : jasmonoyl-L-amino acid 12-hydroxylase * : 12-hydroxyjasmonoyl-L-amino acid 12-hydroxylase * : tabersonine 3-oxygenase * : (''S'')-limonene 6-monooxygenase * : (''S'')-limonene 7-monooxygenase * : (''R'')-limonene 6-monooxygenase * : phenylacetate 2-hydroxylase * : quinine 3-monooxygenase * : 1,8-cineole 2-exo-monooxygenase * : taurochenodeoxycholate 6α-hydroxylase * : trimethyltridecatetraene synthase * : dimethylnonatriene synthase * : ferruginol monooxygenase * : carnosic acid synthase * : salviol synthase * : β-amyrin 16β-monooxygenase * : β-amyrin 6β-monooxygenase * : sugiol synthase * : marmesin synthase * : 11-hydroxysugiol 20-monooxygenase * : ''syn''-pimaradiene 3-monooxygenase * : ''ent''-cassadiene hydroxylase * : ''ent''-sandaracopimaradiene 3-hydroxylase * : cucurbitadienol 11-hydroxylase * : drimenol monooxygenase * : albendazole monooxygenase (sulfoxide-forming) * : albendazole monooxygenase (hydroxylating) * : fenbendazole monooxygenase (4′-hydroxylating) * : ''ent''-isokaurene C2/C3-hydroxylase * : phenylacetonitrile α-monooxygenase * : phylloquinone ω-hydroxylase * : docosahexaenoic acid ω-hydroxylase * : long-chain fatty acid ω-monooxygenase * : flavanoid 3′,5′-hydroxylase * : flavonoid 3′-monooxygenase * : geraniol 8-hydroxylase * : linalool 8-monooxygenase * : 7-deoxyloganate 7-hydroxylase * : ''ent''-kaurene monooxygenase * : 2-hydroxyisoflavanone synthase * : isoflavone 3′-hydroxylase * : 4′-methoxyisoflavone 2′-hydroxylase * : isoflavone 2′-hydroxylase * : ''trans''-cinnamate 4-monooxygenase * : benzoate 4-monooxygenase * : 3,9-dihydroxypterocarpan 6a-monooxygenase * : leukotriene-B4 20-monooxygenase * : germacrene A hydroxylase * : 5-''O''-(4-coumaroyl)-D-quinate 3′-monooxygenase * : methyltetrahydroprotoberberine 14-monooxygenase * : protopine 6-monooxygenase * : (''S'')-limonene 3-monooxygenase * : dihydrosanguinarine 10-monooxygenase * : dihydrochelirubine 12-monooxygenase * : ''N''-methylcoclaurine 3′-monooxygenase * : tabersonine 16-hydroxylase * : vinorine hydroxylase * : taxane 10β-hydroxylase * : taxane 13α-hydroxylase * : ent-kaurenoic acid monooxygenase * : 2,5-diketocamphane 1,2-monooxygenase * : 3-hydroxyindolin-2-one monooxygenase * : 2-hydroxy-1,4-benzoxazin-3-one monooxygenase * : 9β-pimara-7,15-diene oxidase * : ent-cassa-12,15-diene 11-hydroxylase * : α-humulene 10-hydroxylase * : amorpha-4,11-diene 12-monooxygenase * : 11-oxo-β-amyrin 30-oxidase * : averantin hydroxylase * : aflatoxin B synthase * : tryprostatin B 6-hydroxylase * : fumitremorgin C monooxygenase * : dammarenediol 12-hydroxylase * : protopanaxadiol 6-hydroxylase * : oryzalexin E synthase * : oryzalexin D synthase * : dihydromonacolin L hydroxylase * : monacolin L hydroxylase * : β-amyrin 28-monooxygenase * : methyl farnesoate epoxidase * : farnesoate epoxidase * : long-chain acyl-CoA ω-monooxygenase * : laurate 7-monooxygenase * : bursehernin 5′-monooxygenase * : (–)-4′-demethyl-deoxypodophyllotoxin 4-hydroxylase * : 1,8-cineole 2-endo-monooxygenase * : β-amyrin 24-hydroxylase * : glyceollin synthase * : deoxysarpagine hydroxylase * : (+)-abscisic acid 8′-hydroxylase * : lithocholate 6β-hydroxylase * : 5β-cholestane-3α,7α-diol 12α-hydroxylase * EC 1.14.14.140: Now included with , flavanone 2-hydroxylase * : psoralen synthase * : 8-dimethylallylnaringenin 2′-hydroxylase * : (+)-menthofuran synthase * : abieta-7,13-diene hydroxylase * : abieta-7,13-dien-18-ol hydroxylase * : geranylgeraniol 18-hydroxylase * : 3-epi-6-deoxocathasterone 23-monooxygenase * : angelicin synthase * : 5-epiaristolochene 1,3-dihydroxylase * : costunolide synthase * : premnaspirodiene oxygenase * : β-amyrin 11-oxidase * : indole-2-monooxygenase * : sterol 14α-demethylase * : 3,6-diketocamphane 1,2-monooxygenase * : tryptophan ''N''-monooxygenase * : indolin-2-one monooxygenase * : carotenoid ε hydroxylase * : dolabradiene monooxygenase * : zealexin A1 synthase * : nepetalactol monooxygenase * : flavanone 2-hydroxylase * : (''S'')-1-hydroxy-N-methylcanadine 13-hydroxylase * : fraxetin 5-hydroxylase * : indole-3-carbonyl nitrile 4-hydroxylase * : (''S'')-N-methylcanadine 1-hydroxylase * : (13''S'',14''R'')-13-''O''-acetyl-1-hydroxy-''N''-methylcanadine 8-hydroxylase * : germacrene A acid 8β-hydroxylase * : eupatolide synthase * : 8-''epi''-inunolide synthase * : β-amyrin 16α-hydroxylase * : 3,5,6-trichloropyridin-2-ol monooxygenase * : 2,4,6-trichlorophenol monooxygenase * : geranylhydroquinone 3′′-hydroxylase * : ferruginol synthase * : taxadiene 5α-hydroxylase * : ultra-long-chain fatty acid ω-hydroxylase


EC 1.14.15 With reduced iron–sulfur protein as one donor, and incorporation of one atom of oxygen

* : camphor 5-monooxygenase * EC 1.14.15.2: Now , 2,5-diketocamphane 1,2-monooxygenase. * : alkane 1-monooxygenase * : steroid 11b-monooxygenase, steroid 11β-monooxygenase * : corticosterone 18-monooxygenase * : cholesterol monooxygenase (side-chain-cleaving) * : choline monooxygenase * : steroid 15beta-monooxygenase, steroid 15β-monooxygenase * : spheroidene monooxygenase * : (+)-camphor 6-endo-hydroxylase, (+)-camphor 6-''endo''-hydroxylase * : pentalenic acid synthase * EC 1.14.15.12 : pimeloyl-[acyl-carrier protein] synthase. Now , pimeloyl-[acyl-carrier protein] synthase : Most entries from here on have no Wikipedia articles * : pulcherriminic acid synthase * : methyl-branched lipid ω-hydroxylase * : cholestanetriol 26-monooxygenase * : vitamin D3 24-hydroxylase * : pheophorbide a oxygenase * : calcidiol 1-monooxygenase * : C-19 steroid 1α-hydroxylase * : heme oxygenase (biliverdin-producing, ferredoxin) * : zeaxanthin epoxidase * : vitamin D 1,25-hydroxylase * : chloroacetanilide ''N''-alkylformylase * : β-carotene 3-hydroxylase * : ''p''-cymene methyl-monooxygenase * : toluene methyl-monooxygenase * : β-dihydromenaquinone-9 ω-hydroxylase * : cholest-4-en-3-one 26-monooxygenase [(25''R'')-3-oxocholest-4-en-26-oate forming] * : cholest-4-en-3-one 26-monooxygenase [(25''S'')-3-oxocholest-4-en-26-oate forming] * : 3-ketosteroid 9α-monooxygenase * : 2-hydroxy-5-methyl-1-naphthoate 7-hydroxylase * : pentalenene oxygenase * : pikromycin synthase * : 20-oxo-5-''O''-mycaminosyltylactone 23-monooxygenase * : 6-deoxyerythronolide B hydroxylase * : sterol 14α-demethylase (ferredoxin) * : luteothin monooxygenase * : ''N,N''-dimethyl phenylurea ''N''-demethylase * : ''epi''-isozizaene 5-monooxygenase


EC 1.14.16 With reduced pteridine as one donor, and incorporation of one atom of oxygen into the other donor

* : phenylalanine 4-monooxygenase * : tyrosine 3-monooxygenase * EC 1.14.16.3: withdrawn owing to insufficient evidence (anthranilate 3-monooxygenase) * : tryptophan 5-monooxygenase * : glyceryl-ether monooxygenase, alkylglycerol monooxygenase * : mandelate 4-monooxygenase * : phenylalanine 3-monooxygenase


EC 1.14.17 With reduced ascorbate as one donor, and incorporation of one atom of oxygen into the other donor

* : dopamine b-monooxygenase, dopamine β-monooxygenase * EC , 1.14.17.2: deleted, now included with monophenol monooxygenase * : peptidylglycine monooxygenase * : aminocyclopropanecarboxylate oxidase


EC 1.14.18 With another compound as one donor, and incorporation of one atom of oxygen into the other donor

* : monophenol monooxygenase, tyrosinase * : CMP-N-acetylneuraminate monooxygenase, CMP-''N''-acetylneuraminate monooxygenase * : methane monooxygenase (particulate) * : phosphatidylcholine 12-monooxygenase * * : sphingolipid C4-monooxygenase * * : 4-hydroxysphinganine ceramide fatty acyl 2-hydroxylase * * : dihydroceramide fatty acyl 2-hydroxylase * * EC 1.14.18.8: Now included with , 5β-cholestane-3α,7α-diol 12α-hydroxylase * : 4α-methylsterol monooxygenase * * : plant 4,4-dimethylsterol C-4α-methyl-monooxygenase * * : plant 4α-monomethylsterol monooxygenase * * : 2-hydroxy fatty acid dioxygenase * : *No Wikipedia article


EC 1.14.19 With oxidation of a pair of donors resulting in the reduction of O2 to two molecules of water

* : stearoyl-CoA 9-desaturase * : acyl-(acyl-carrier-protein) desaturase, stearoyl- cyl-carrier-protein9-desaturase * : linoleoyl-CoA desaturase * : Delta8-fatty-acid desaturase, acyl-lipid (11-3)-desaturase * : Delta11-fatty-acid desaturase, acyl-CoA 11-(''Z'')-desaturase * : Delta12-fatty-acid desaturase, acyl-CoA (9+3)-desaturase * EC 1.14.19.7: Now , (''S'')-2-hydroxypropylphosphonic acid epoxidase : Most of the entries from here on have no Wikipedia articles * : pentalenolactone synthase * : tryptophan 7-halogenase * : icosanoyl-CoA 5-desaturase * : acyl- cyl-carrier-protein4-desaturase * : acyl-lipid ω-(9-4) desaturase * : acyl-CoA 15-desaturase * : linoleoyl-lipid Δ9 conjugase * : (11Z)-hexadec-11-enoyl-CoA conjugase * : linoleoyl-lipid Δ12 conjugase (11''E'',13''Z''-forming) * : sphingolipid 4-desaturase * : sphingolipid 8-(''E'')-desaturase * : sphingolipid 10-desaturase * : Δ7-sterol 5(6)-desaturase * : cholesterol 7-desaturase * : acyl-lipid ω-6 desaturase (cytochrome ''b''5) * : acyl-lipid (n+3)-(''Z'')-desaturase (ferredoxin) * : acyl-CoA 11-(''E'')-desaturase * : acyl-lipid ω-3 desaturase (cytochrome ''b''5) * : acyl- cyl-carrier-protein6-desaturase * : ''sn''-2 palmitoyl-lipid 9-desaturase * : ''sn''-1 stearoyl-lipid 9-desaturase * : sphingolipid 8-(''E/Z'')-desaturase * : acyl-lipid (8-3)-desaturase * : acyl-lipid (7-3)-desaturase * : palmitoyl-CoA 14-(''E/Z'')-desaturase * : Δ12 acyl-lipid conjugase (11''E'',13''E''-forming) * : acyl-lipid (9+3)-(''E'')-desaturase * : ''sn''-2 acyl-lipid ω-3 desaturase (ferredoxin) * : ''sn''-1 acyl-lipid ω-3 desaturase (ferredoxin) * : acyl-CoA 5-desaturase * : acyl-lipid Δ6-acetylenase * : acyl-lipid Δ12-acetylenase * : hex-5-enoyl-[acyl-carrier protein] acetylenase * : sterol 22-desaturase * : palmitoyl-[glycerolipid] 7-desaturase * : palmitoyl-[glycerolipid] 3-(''E'')-desaturase * : acyl-CoA (8-3)-desaturase * : ''sn''-1 oleoyl-lipid 12-desaturase * : ''sn''-1 linoleoyl-lipid 6-desaturase * : acyl-lipid (9-3)-desaturase * : ''tert''-amyl alcohol desaturase * : tetracycline 7-halogenase * : noroxomaritidine synthase * : (''S'')-corytuberine synthase * : camalexin synthase * : ''all-trans''-retinol 3,4-desaturase * : 1,2-dehydroreticuline synthase * : 4-hydroxybenzoate brominase (decarboxylating) * : 1''H''-pyrrole-2-carbonyl- eptidyl-carrier proteinchlorinase * : 1''H''-pyrrole-2-carbonyl- eptidyl-carrier proteinbrominase * : tryptophan 5-halogenase * : tryptophan 6-halogenase * : 7-chloro-L-tryptophan 6-halogenase * : dihydrorhizobitoxine desaturase * : secologanin synthase * : pseudobaptigenin synthase * : (''S'')-stylopine synthase * : (''S'')-cheilanthifoline synthase * : berbamunine synthase * : salutaridine synthase * : (''S'')-canadine synthase * : biflaviolin synthase * : mycocyclosin synthase * : fumitremorgin C synthase * : (–)-pluviatolide synthase * : (''S'')-nandinine synthase * : (+)-piperitol/(+)-sesamin synthase * : very-long-chain acyl-lipid ω-9 desaturase * : flavone synthase II * : plasmanylethanolamine desaturase * : decanoyl-[acyl-carrier protein] acetylenase


EC 1.14.20 With 2-oxoglutarate as one donor, and the other dehydrogenated

* : deacetoxycephalosporin-C synthase * EC 1.14.20.2: Now , 2,4-dihydroxy-1,4-benzoxazin-3-one-glucoside dioxygenase * : (5''R'')-carbapenem-3-carboxylate synthase * * : anthocyanidin synthase * * : flavone synthase I * * : flavonol synthase * * : 2-oxoglutarate/L-arginine monooxygenase/decarboxylase (succinate-forming) * * : (–)-deoxypodophyllotoxin synthase * * : L-tyrosine isonitrile desaturase * * : L-tyrosine isonitrile desaturase/decarboxylase * * : 3-[(''Z'')-2-isocyanoethenyl]-1''H''-indole synthase * * : 3-[(''E'')-2-isocyanoethenyl]-1''H''-indole synthase * * : 6β-hydroxyhyoscyamine epoxidase * * : hapalindole-type alkaloid chlorinase * * : L-threonyl-[L-threonyl-carrier protein] 4-chlorinase * : *No Wikipedia article


EC 1.14.21 With NADH or NADPH as one donor, and the other dehydrogenated

* EC 1.14.21.1: Now , (''S'')-stylopine synthase * EC 1.14.21.2: Now , (''S'')-cheilanthifoline synthase * EC 1.14.21.3: Now , berbamunine synthase * EC 1.14.21.4: Now , salutaridine synthase * EC 1.14.21.5: Now , (''S'')-canadine synthase * EC 1.14.21.6: Now , Δ7-sterol 5(6)-desaturase * EC 1.14.21.7: Now , biflaviolin synthase * EC 1.14.21.8: Now , pseudobaptigenin synthase * EC 1.14.21.9: Now , mycocyclosin synthase * * EC 1.14.21.10: Now , fumitremorgin C synthase * * EC 1.14.21.11: Now , (–)-pluviatolide synthase * * EC 1.14.21.12: Now , (''S'')-nandinine synthase * : *No Wikipedia article


EC 1.14.99 Miscellaneous

* : prostaglandin-endoperoxide synthase * : kynurenine 7,8-hydroxylase * EC 1.14.99.3: Now , heme oxygenase (biliverdin-producing) * : progesterone monooxygenase * EC 1.14.99.5: Now , stearoyl-CoA 9-desaturase * EC 1.14.99.6: Now , acyl- cyl-carrier-proteindesaturase * EC 1.14.99.7: Transferred to , squalene monooxygenase * EC 1.14.99.8: Now included with unspecific monooxygenase * EC 1.14.99.9: Now classified as , steroid 17α-monooxygenase * EC 1.14.99.10: Now , steroid 21-monooxygenase * : estradiol 6b-monooxygenase, estradiol 6β-monooxygenase * : 4-androstene-3,17-dione monooxygenase * EC 1.14.99.13: Now , 3-hydroxybenzoate 4-monooxygenase * : progesterone 11a-monooxygenase, progesterone 11α-monooxygenase * : 4-methoxybenzoate monooxygenase (O-demethylating), 4-methoxybenzoate monooxygenase (''O''-demethylating) * EC 1.14.99.16: Now , methylsterol monooxygenase * EC 1.14.99.17: Now , glyceryl-ether monooxygenase * EC 1.14.99.18: deleted * EC 1.14.99.19: Now classified as , plasmanylethanolamine desaturase * : phylloquinone monooxygenase (2,3-epoxidizing) * : Latia-luciferin monooxygenase (demethylating), ''Latia''-luciferin monooxygenase (demethylating) * : ecdysone 20-monooxygenase * : 3-hydroxybenzoate 2-monooxygenase * : steroid 9a-monooxygenase, steroid 9α-monooxygenase * : Now , linoleoyl-CoA desaturase * : 2-hydroxypyridine 5-monooxygenase * EC 1.14.99.27: Now classified as , juglone 3-monooxygenase * EC 1.14.99.28: Now , linalool 8-monooxygenase * : deoxyhypusine monooxygenase * EC 1.14.99.30: Now , 9,9′-''dicis''-ζ-carotene desaturase. * EC 1.14.99.31: Now classified as , myristoyl-CoA 11-(''E'') desaturase * EC 1.14.99.32: Now classified as , acyl-CoA 11-(''Z'')-desaturase * EC 1.14.99.33: Now , acyl-lipid Δ12-acetylenase * : monoprenyl isoflavone epoxidase * : thiophene-2-carbonyl-CoA monooxygenase * EC 1.14.99.36: Now classified as , β-carotene 15,15′-dioxygenase * EC 1.14.99.37: Now , taxadiene 5α-hydroxylase * : cholesterol 25-hydroxylase * : ammonia monooxygenase * EC 1.14.99.40: Now , 5,6-dimethylbenzimidazole synthase * EC 1.14.99.41: Now , ''all-trans''-8′-apo-β-carotenal 15,15′-oxygenase * EC 1.14.99.42: Now , crocetin dialdehyde synthase * EC 1.14.99.43: Now , β-amyrin 24-hydroxylase * : diapolycopene oxygenase * EC 1.14.99.45: Now , carotene ε-monooxygenase * : pyrimidine oxygenase * : (+)-larreatricin hydroxylase : Most of the entries from here on have no Wikipedia article * : heme oxygenase (staphylobilin-producing) * EC 1.14.99.49: Now , 2-hydroxy-5-methyl-1-naphthoate 7-hydroxylase * : γ-glutamyl hercynylcysteine ''S''-oxide synthase * : hercynylcysteine ''S''-oxide synthase * : L-cysteinyl-L-histidinylsulfoxide synthase * : lytic chitin monooxygenase * : lytic cellulose monooxygenase (C1-hydroxylating) * : lytic starch monooxygenase * : lytic cellulose monooxygenase (C4-dehydrogenating) * : heme oxygenase (mycobilin-producing) * : heme oxygenase (biliverdin-IX-β and δ-forming) * : tryptamine 4-monooxygenase * : 3-demethoxyubiquinol 3-hydroxylase * : cyclooctat-9-en-7-ol 5-monooxygenase * : cyclooctatin synthase * : β-carotene 4-ketolase * : zeaxanthin 4-ketolase * : 4-amino-L-phenylalanyl-[CmlP-peptidyl-carrier-protein] 3-hydroxylase * : [histone H3]-''N'' 6,''N'' 6-dimethyl-L-lysine4 FAD-dependent demethylase * : α-''N''-dichloroacetyl-p-aminophenylserinol ''N''-oxygenase * : 4-aminobenzoate ''N''-oxygenase * : tRNA 2-(methylsulfanyl)-''N'' 6-isopentenyladenosine37 hydroxylase


EC 1.15 Acting on superoxide as acceptor


EC 1.15.1

* : superoxide dismutase * : superoxide reductase


EC 1.16 Oxidizing metal ions


EC 1.16.1 With NAD+ or NADP+ as acceptor

* : mercury(II) reductase * : diferric-transferrin reductase * EC 1.16.1.3: deleted since no specific enzyme catalysing this activity has been identified * : cob(II)alamin reductase * EC 1.16.1.5: deleted since the enzyme the entry was based on was later shown to be , pyruvate dehydrogenase (NADP+). * : cyanocobalamin reductase (cyanide-eliminating) * : ferric-chelate reductase * : (methionine synthase) reductase, [methionine synthase] reductase * : ferric-chelate reductase (NADPH) * : ferric-chelate reductase
AD(P)H Advertising is the practice and techniques employed to bring attention to a product or service. Advertising aims to put a product or service in the spotlight in hopes of drawing it attention from consumers. It is typically used to promote a ...
* : *No Wikipedia article


EC 1.16.3 With oxygen as acceptor

* : ferroxidase * : bacterial non-heme ferritin * * : manganese oxidase * : *No Wikipedia article


EC 1.16.5 With a quinone or similar compound as acceptor

* EC 1.16.5.1: Now , ascorbate ferrireductase (transmembrane)


EC 1.16.8 With a flavin as acceptor

* EC 1.16.8.1: activity now known to be catalyzed by , corrinoid adenosyltransferase


EC 1.16.9 With a copper protein as acceptor

* : iron:rusticyanin reductase


EC 1.16.98 With other, known, physiological acceptors

* EC 1.16.98.1: Now iron:rusticyanin reductase


EC 1.16.99 With unknown physiological acceptors

* : [Co(II) methylated amine-specific corrinoid protein] reductase


EC 1.17 Acting on CH or CH2 groups


EC 1.17.1 With NAD or NADP as acceptor

* : CDP-4-dehydro-6-deoxyglucose reductase * EC 1.17.1.2: now classified as , 4-hydroxy-3-methylbut-2-enyl diphosphate reductase * : leucoanthocyanidin reductase * : xanthine dehydrogenase * : nicotinate dehydrogenase * EC 1.17.1.6: Now , bile-acid 7α-dehydroxylase. It is now known that FAD is the acceptor and not NAD+ as was thought previously * EC 1.17.1.7: Now , 3-oxo-5,6-dehydrosuberyl-CoA semialdehyde dehydrogenase * : 4-hydroxy-tetrahydrodipicolinate reductase * * : formate dehydrogenase * * : formate dehydrogenase (NADP+) * * : formate dehydrogenase (NAD+, ferredoxin) * : *No Wikipedia article


EC 1.17.2 With a cytochrome as acceptor

* : nicotinate dehydrogenase (cytochrome) * : lupanine 17-hydroxylase (cytochrome c) * : formate dehydrogenase (cytochrome-c-553) * : *No Wikipedia article


EC 1.17.3 With oxygen as acceptor

* : pteridine oxidase * : xanthine oxidase * : 6-hydroxynicotinate dehydrogenase * : juglone 3-hydroxylase * : *No Wikipedia article


EC 1.17.4 With a disulfide as acceptor

* : ribonucleoside-diphosphate reductase * : ribonucleoside-triphosphate reductase, ribonucleoside-triphosphate reductase (thioredoxin) * EC 1.17.4.3: transferred to , (''E'')-4-hydroxy-3-methylbut-2-enyl-diphosphate synthase. * : vitamin-K-epoxide reductase (warfarin-sensitive) * * : vitamin-K-epoxide reductase (warfarin-insensitive) * : *No Wikipedia article


EC 1.17.5 With a quinone or similar compound as acceptor

* : phenylacetyl-CoA dehydrogenase * : caffeine dehydrogenase * : formate dehydrogenase-N * : *No Wikipedia article


EC 1.17.7 With an iron–sulfur protein as acceptor

* : 4-hydroxy-3-methylbut-2-en-1-yl diphosphate synthase, (''E'')-4-hydroxy-3-methylbut-2-enyl-diphosphate synthase (ferredoxin) * : 7-hydroxymethyl chlorophyll a reductase * : (''E'')-4-hydroxy-3-methylbut-2-enyl-diphosphate synthase (flavodoxin) * * : 4-hydroxy-3-methylbut-2-en-1-yl diphosphate reductase * : *No Wikipedia article


EC 1.17.98 With other, known, physiological acceptors

* EC 1.17.98.1: bile-acid 7α-dehydroxylase. Now known to be catalyzed by multiple enzymes. * : bacteriochlorophyllide ''c'' C-71-hydroxylase * * : formate dehydrogenase (coenzyme F420) * * : formate dehydrogenase (hydrogenase) * : *No Wikipedia article


EC 1.17.99 With unknown physiological acceptors

: No Wikipedia article for any of these * EC 1.17.99.1: Now EC 1.17.9.1, 4-methylphenol dehydrogenase (hydroxylating) * : ethylbenzene hydroxylase * : 3α,7α,12α-trihydroxy-5β-cholestanoyl-CoA 24-hydroxylase * : uracil/thymine dehydrogenase * EC 1.17.99.5: Now classified as EC 1.17.98.1, bile-acid 7α-dehydroxylase * : epoxyqueuosine reductase * EC 1.17.99.7: Now classified as EC 1.17.98.4, formate dehydrogenase (hydrogenase) * : limonene dehydrogenase * : heme ''a'' synthase * : steroid C-25 hydroxylase * : 3-oxo-Δ1-steroid hydratase/dehydrogenase


EC 1.18 Acting on iron–sulfur proteins as donors


EC 1.18.1 With NAD+ or NADP+ as acceptor

* : rubredoxin—NAD+ reductase, rubredoxin—NAD+ reductase * : ferredoxin—NADP+ reductase, ferredoxin—NADP+ reductase * : ferredoxin—NAD+ reductase, ferredoxin—NAD+ reductase * : rubredoxin—NAD(P)+ reductase, rubredoxin—NAD(P)+ reductase * : Putidaredoxin—NAD+ reductase, Putidaredoxin—NAD+ reductase * : adrenodoxin-NADP+ reductase, adrenodoxin-NADP+ reductase * : ferredoxin—NAD(P)+ reductase (naphthalene dioxygenase ferredoxin-specific) * EC 1.18.1.8: Now , ferredoxin—NAD+ oxidoreductase (Na+-transporting)


EC 1.18.2 With dinitrogen as acceptor (deleted sub-subclass)

* EC 1.18.2.1: now , nitrogenase


EC 1.18.3 With H+ as acceptor (deleted sub-subclass)

* EC 1.18.3.1: Now , ferredoxin hydrogenase


EC 1.18.6 With dinitrogen as acceptor

* : nitrogenase * : vanadium-dependent nitrogenase * : *No Wikipedia article


EC 1.18.96 With other, known, acceptors (deleted sub-subclass)

* EC 1.18.96.1: Now , superoxide reductase


EC 1.18.99 With H+ as acceptor (deleted sub-subclass)

* EC 1.18.99.1: Now , ferredoxin hydrogenase


EC 1.19 Acting on reduced flavodoxin as donor


EC 1.19.1 With NAD+ or NADP+ as acceptor

* : flavodoxin—NADP+ reductase


EC 1.19.6 With dinitrogen as acceptor

* : nitrogenase (flavodoxin)


EC 1.20 Acting on phosphorus or arsenic in donors


EC 1.20.1 Acting on phosphorus or arsenic in donors, with NAD+ as acceptor

* : phosphonate dehydrogenase


EC 1.20.2 Acting on phosphorus or arsenic in donors, with NAD(P)+ as acceptor

* : arsenate reductase (cytochrome c), arsenate reductase (cytochrome ''c'')


EC 1.20.4 Acting on phosphorus or arsenic in donors, with disulfide as acceptor

* : arsenate reductase (glutaredoxin) * : methylarsonate reductase * : mycoredoxin * : arsenate reductase (thioredoxin) * : *No Wikipedia article


EC 1.20.9 With a copper protein as acceptor

* : arsenate reductase (azurin)


EC 1.20.98 With other, known acceptors

* EC 1.20.98.1: Now , arsenate reductase (azurin)


EC 1.20.99 With unknown physiological acceptors

* : arsenate reductase (donor)


EC 1.21 Catalysing the reaction X-H + Y-H = X-Y


EC 1.21.3 With oxygen as acceptor

* : isopenicillin-N synthase * : columbamine oxidase * : reticuline oxidase * : sulochrin oxidase ((+)-bisdechlorogeodin-forming) * : sulochrin oxidase ((-)-bisdechlorogeodin-forming) * : aureusidin synthase * : tetrahydrocannabinolic acid synthase * : cannabidiolic acid synthase * EC 1.21.3.9: now classified as , dichlorochromopyrrolate synthase


EC 1.21.4 With a disulfide as acceptor

* : D-proline reductase (dithiol), D-proline reductase (dithiol) * : glycine reductase * : sarcosine reductase * : betaine reductase * : tetrachlorohydroquinone reductive dehalogenase * : *No Wikipedia article


EC 1.21.98 With other, known, physiological acceptors

* : cyclic dehypoxanthinyl futalosine synthase * * : dichlorochromopyrrolate synthase * * : anaerobic magnesium-protoporphyrin IX monomethyl ester cyclase * * : PqqA peptide cyclase * : *No Wikipedia article


EC 1.21.99 With unknown physiological acceptors

* : β-cyclopiazonate dehydrogenase * EC 1.21.99.2: Now classified as , cyclic dehypoxanthinyl futalosine synthase. * : thyroxine 5-deiodinase * * : thyroxine 5′-deiodinase * * : tetrachloroethene reductive dehalogenase * : *No Wikipedia article


EC 1.22 Acting on halogen in donors


EC 1.22.1 With NAD+ or NADP+ as acceptor

* EC 1.22.1.1: Now , iodotyrosine deiodinase


EC 1.23 Reducing C-O-C group as acceptor


EC 1.23.1 With NADH or NADPH as donor

* : (+)-pinoresinol reductase * * : (+)-lariciresinol reductase * * : (–)-pinoresinol reductase * * : (–)-lariciresinol reductase * : *No Wikipedia article


EC 1.97 Other oxidoreductases


EC 1.97.1 Sole sub-subclass for oxidoreductases that do not belong in the other subclasses

* : chlorate reductase * : pyrogallol hydroxytransferase * EC 1.97.1.3: Now , sulfhydrogenase, since hydrogen is known to be the electron donor * : (formate-C-acetyltransferase)-activating enzyme, [formate-''C''-acetyltransferase]-activating enzyme * EC 1.97.1.5: Now , arsenate reductase (glutaredoxin * EC 1.97.1.6: Now , arsenate reductase (donor) * EC 1.97.1.7: Now , methylarsonate reductase * EC 1.97.1.8: Now , tetrachloroethene reductive dehalogenase * : selenate reductase * EC 1.97.1.10: Now thyroxine 5′-deiodinase * EC 1.97.1.11: Now thyroxine 5-deiodinase. * : photosystem I


EC 1.98 Enzymes using H2 as reductant (deleted subclass)

EC 1.98.1.1: Now , ferredoxin hydrogenase


EC 1.99 Other enzymes using O2 as oxidant


EC 1.99.1 Hydroxylases (now covered by EC 1.14)

* EC 1.99.1.1: deleted, Now , ferredoxin hydrogenase * EC 1.99.1.2: deleted, Now , phenylalanine 4-monooxygenase * EC 1.99.1.3: deleted, nicotinate 6-hydroxylase * EC 1.99.1.4: deleted, tryptophan 5-hydroxylase * EC 1.99.1.5: deleted, Now , kynurenine 3-monooxygenase * EC 1.99.1.6: deleted, steroid 11α-hydroxylase * EC 1.99.1.7: deleted, Now , steroid 11β-monooxygenase * EC 1.99.1.8: deleted, steroid 6β-hydroxylase * EC 1.99.1.9: deleted, Now , steroid 17α-monooxygenase * EC 1.99.1.10: deleted, steroid 19-hydroxylase * EC 1.99.1.11: deleted, Now , steroid 21-monooxygenase * EC 1.99.1.12: deleted, alkoxyaryl hydroxylase * EC 1.99.1.13: deleted, covered by (squalene monooxygenase) and by (lanosterol synthase) * EC 1.99.1.14: deleted, Now , 4-hydroxyphenylpyruvate dioxygenase


EC 1.99.2 Oxygenases (now covered by EC 1.13)

* EC 1.99.2.1: deleted, now , lipoxygenase * EC 1.99.2.2: deleted, now , catechol 1,2-dioxygenase * EC 1.99.2.3: deleted, now , protocatechuate 3,4-dioxygenase * EC 1.99.2.4: deleted, now , gentisate 1,2-dioxygenase * EC 1.99.2.5: deleted, now , homogentisate 1,2-dioxygenase * EC 1.99.2.6: deleted, now , inositol oxygenase


References

{{Reflist Biology-related lists, EC1 Hydrolases