Exodeoxyribonuclease (phage SP
3-induced) (EC 3.1.11.4, phage SP
3 DNase, DNA 5′-dinucleotidohydrolase, deoxyribonucleate 5′-dinucleotidase, deoxyribonucleic 5′-dinucleotidohydrolase, bacteriophage SP
3 deoxyribonuclease) is an
enzyme
An enzyme () is a protein that acts as a biological catalyst by accelerating chemical reactions. The molecules upon which enzymes may act are called substrate (chemistry), substrates, and the enzyme converts the substrates into different mol ...
.
that
catalyses the following
chemical reaction
A chemical reaction is a process that leads to the chemistry, chemical transformation of one set of chemical substances to another. When chemical reactions occur, the atoms are rearranged and the reaction is accompanied by an Gibbs free energy, ...
: Exonucleolytic cleavage in the 5′- to 3′-direction to yield nucleoside 5′-phosphates
Preference for single-stranded
DNA
Deoxyribonucleic acid (; DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix. The polymer carries genetic instructions for the development, functioning, growth and reproduction of al ...
.
References
External links
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EC 3.1.11
Phage proteins