The Deferribacteraceae are a family of

gram-negative bacteria Gram-negative bacteria are bacteria that, unlike gram-positive bacteria, do not retain the Crystal violet, crystal violet stain used in the Gram staining method of bacterial differentiation. Their defining characteristic is that their cell envelo ...

which make energy by

anaerobic respiration Anaerobic respiration is respiration using electron acceptors other than molecular oxygen (O2). Although oxygen is not the final electron acceptor, the process still uses a respiratory electron transport chain. In aerobic organisms undergoing ...

.Huber, H., and Stetter, K.O. "Family I. ''Deferribacteraceae'' fam. nov." In: Bergey's Manual of Systematic Bacteriology, 2nd ed., vol. 1 (The

Archaea Archaea ( ) is a Domain (biology), domain of organisms. Traditionally, Archaea only included its Prokaryote, prokaryotic members, but this has since been found to be paraphyletic, as eukaryotes are known to have evolved from archaea. Even thou ...

and the deeply branching and phototrophic Bacteria) (D.R. Boone and R.W. Castenholz, eds.), Springer-Verlag, New York (2001). pp. 465-466.

Description

Deferribacteraceae are

rod-shaped Bacterial cellular morphologies are the shapes that are characteristic of various types of bacteria and often key to their identification. Their direct examination under a light microscope enables the classification of these bacteria (and archae ...

, although the rods may be straight or bent. They are

gram-negative Gram-negative bacteria are bacteria that, unlike gram-positive bacteria, do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation. Their defining characteristic is that their cell envelope consists ...

. Deferribacteraceae perform anaerobic respiration using iron,

manganese Manganese is a chemical element; it has Symbol (chemistry), symbol Mn and atomic number 25. It is a hard, brittle, silvery metal, often found in minerals in combination with iron. Manganese was first isolated in the 1770s. It is a transition m ...

, or

nitrate Nitrate is a polyatomic ion with the chemical formula . salt (chemistry), Salts containing this ion are called nitrates. Nitrates are common components of fertilizers and explosives. Almost all inorganic nitrates are solubility, soluble in wa ...

. They can also produce energy by

fermentation Fermentation is a type of anaerobic metabolism which harnesses the redox potential of the reactants to make adenosine triphosphate (ATP) and organic end products. Organic molecules, such as glucose or other sugars, are catabolized and reduce ...

. The type genus of the family is '' Deferribacter''.

Phylogeny

The currently accepted taxonomy is based on the

List of Prokaryotic names with Standing in Nomenclature List of Prokaryotic names with Standing in Nomenclature (LPSN) is an online database that maintains information on the naming and taxonomy of prokaryotes, following the taxonomy requirements and rulings of the International Code of Nomenclatu ...

(LSPN) See the

NCBI The National Center for Biotechnology Information (NCBI) is part of the National Library of Medicine (NLM), a branch of the National Institutes of Health (NIH). It is approved and funded by the government of the United States. The NCBI is loca ...

br>webpage on Deferribacteres
Data extracted from the * Phylum Deferribacterota Garrity and Holt 2021 ** Class Deferribacteres Huber & Stetter 2002 *** Order Deferribacterales Huber & Stetter 2002 **** Genus ?"''Ca.'' Rimicarispirillum''" Aubé et al. 2022 **** Family Calditerrivibrionaceae Spring et al. 2022 **** Family Deferribacteraceae Huber & Stetter 2002 **** Family Deferrivibrionaceae Zavarzina et al. 2023 **** Family Flexistipitaceae Spring et al. 2022 **** Family Geovibrionaceae Cavalier-Smith 2020 **** Family Mucispirillaceae Spring et al. 2022

History

The family was first described in 2001 in order to hold the genera ''Deferribacter'', ''Flexistipes'', and ''Geovibrio''.

References

Deferribacterota {{bacteria-stub

Description

Phylogeny

History

See also

References