This entry was last updated at: Feb. 9, 2018, 6:17 a.m.
Group | [FeFe]-hydrogenases |
Subgroup | [FeFe] Group B: Colonic-type |
Function | Unconfirmed role. Indirect evidence suggests the hydrogenase is involved in hydrogenogenic fermentation. It may couple reoxidation of ferredoxinred to the evolution of H2. |
Activity | H2-evolution? |
Oxygen tolerance | O2-labile |
Localisation | Cytosolic |
Ecosystem distribution | Gastrointestinal tracts, anoxic soils and sediments |
Taxonomic distribution | Widespread in colonic Bacteroides, Clostridia, and Actinobacteria |
Organisation 1: Clostridium pasteurianum (WP_023976023.1):
Organisation 2: Clostridium carboxyidovorans (WP_007061531.1):
Structures |
|
Subunits | 1 |
Subunit description | HydM (catalytic subunit) |
Catalytic site | [FeFe]-centre |
FeS clusters | Organisation 1: 2 [4Fe4S] clusters Organisation 2: 3 [4Fe4S] clusters, 1 [2Fe2S] cluste |
NCBI Accession | Organism | Hydrogenase Class | Phylum | Order | Activity (Predicted) | Oxygen Tolerance (Predicted) | Subunits (Predicted) | Metal Centres (Predicted) | Accessory Subunits (Predicted) |
---|---|---|---|---|---|---|---|---|---|
WP_022278255.1 | Bacteroides coprophilus | [FeFe] Group B | Bacteroidetes | Bacteroidales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
WP_024988140.1 | Bacteroides acidifaciens | [FeFe] Group B | Bacteroidetes | Bacteroidales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
WP_025075971.1 | Bacteroides faecichinchillae | [FeFe] Group B | Bacteroidetes | Bacteroidales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
WP_025864379.1 | Prolixibacter bellariivorans | [FeFe] Group B | Bacteroidetes | Bacteroidales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
WP_025868115.1 | Bacteroides nordii | [FeFe] Group B | Bacteroidetes | Bacteroidales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
WP_027202830.1 | Butyricimonas virosa | [FeFe] Group B | Bacteroidetes | Bacteroidales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
WP_028726954.1 | Parabacteroides gordonii | [FeFe] Group B | Bacteroidetes | Bacteroidales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
XP_008856018.1 | Entamoeba nuttalli | [FeFe] Group B | Amoebozoa | Amoebida | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_022078722.1 | Acetobacter sp. CAG:267 | [FeFe] Group B | Alphaproteobacteria | Rhodospirillales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_022187469.1 | Azospirillum sp. CAG:260 | [FeFe] Group B | Alphaproteobacteria | Rhodospirillales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
WP_022195425.1 | Azospirillum sp. CAG:239 | [FeFe] Group B | Alphaproteobacteria | Rhodospirillales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
WP_022418160.1 | Acidiphilium sp. CAG:727 | [FeFe] Group B | Alphaproteobacteria | Rhodospirillales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_003148188.1 | Atopobium rimae | [FeFe] Group B | Actinobacteria | Coriobacteriales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_009141594.1 | Collinsella tanakaei | [FeFe] Group B | Actinobacteria | Coriobacteriales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_009277946.1 | Olsenella sp. 809 | [FeFe] Group B | Actinobacteria | Coriobacteriales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_012808500.1 | Atopobium parvulum | [FeFe] Group B | Actinobacteria | Coriobacteriales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_013252233.1 | Olsenella uli | [FeFe] Group B | Actinobacteria | Coriobacteriales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_013708979.1 | Coriobacterium glomerans | [FeFe] Group B | Actinobacteria | Coriobacteriales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_021626398.1 | Atopobium sp. 810 | [FeFe] Group B | Actinobacteria | Coriobacteriales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_021724994.1 | Olsenella profusa | [FeFe] Group B | Actinobacteria | Coriobacteriales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_028263961.1 | Atopobium fossor | [FeFe] Group B | Actinobacteria | Coriobacteriales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
WP_026939128.1 | Holophaga foetida | [FeFe] Group B | Acidobacteria | Holophagales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
Genetics:
Physiology: