[NiFe] Group 3c-hydrogenase

This entry was last updated at: June 13, 2016, 11:23 a.m.

Properties
Group [NiFe] Group 3: Cofactor-coupled bidirectional [NiFe] hydrogenases
Subgroup [NiFe] Group 3c: Heterodisulfide reductase-linked
Function Bifurcates electrons from H2 to heterodisulfide and ferredoxin. This is the final step in the Wolfe cycle of methanogenesis.
Activity Electron-bifurcation
Oxygen tolerance O2-tolerant?
Localisation Cytosolic
Distribution
Ecosystem distribution Methanogenic environments such as anoxic soils, marine sediments, and gastrointestinal tracts
Taxonomic distribution Encoded in most methanogens and sulfate-reducing bacteria
Genetic Organisation

e.g. Methanothermobacter marburgensis (WP_013296307.1):

Architecture
Structures
    None
Subunits 4
Subunit description MvhA (hydrogenase large subunit)
MvhG (hydrogenase small subunit)
MvhD (iron-sulfur subunit)
MvhB (polyferredoxin subunit)
Forms complex with heterodisulfide reductase (HdrABC)
Catalytic site [NiFe]-centre or [NiFeSe]-centre
FeS clusters Proximal: 4Cys[4Fe4S]
Medial: 4Cys[4Fe4S]
Distal: 4Cys[4Fe4S]
Sequences in this class
NCBI AccessionOrganismHydrogenase ClassPhylumOrderActivity (Predicted)Oxygen Tolerance (Predicted)Subunits (Predicted)Metal Centres (Predicted)Accessory Subunits (Predicted)
WP_014407035.1Methanocella conradii[NiFe] Group 3cEuryarchaeotaMethanocellalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_014404721.1Methanocella conradii[NiFe] Group 3cEuryarchaeotaMethanocellalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013908379.1Thermodesulfatator indicus[NiFe] Group 3cFirmicutesThermodesulfobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013866983.1Methanothermococcus okinawensis[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013866362.1 Methanothermococcus okinawensis[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013826546.1Methanobacterium paludis[NiFe] Group 3cEuryarchaeotaMethanobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013826227.1Methanobacterium paludis[NiFe] Group 3cEuryarchaeotaMethanobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013799334.1Methanotorris igneus[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013799074.1Methanotorris igneus[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013756665.1Thermodesulfobium narugense[NiFe] Group 3cFirmicutesThermoanaerobacteralesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013684228.1Archaeoglobus veneficus[NiFe] Group 3cEuryarchaeotaArchaeoglobalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013644241.1Methanobacterium lacus[NiFe] Group 3cEuryarchaeotaMethanobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013643973.1Methanobacterium lacus[NiFe] Group 3cEuryarchaeotaMethanobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013637988.1Desulfurobacterium thermolithotrophum[NiFe] Group 3cAquificaeDesulfurobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013413806.1Methanothermus fervidus[NiFe] Group 3cEuryarchaeotaMethanobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013330634.1Methanoplanus petrolearius[NiFe] Group 3cEuryarchaeotaMethanomicrobialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013296307.1Methanothermobacter marburgensis[NiFe] Group 3cEuryarchaeotaMethanobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013218178.1Dehalogenimonas lykanthroporepellens[NiFe] Group 3cChloroflexiDehalogenimonasBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013180651.1Methanococcus voltae[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013179971.1Methanococcus voltae[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_013099800.1Methanocaldococcus infernus[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012980416.1Methanocaldococcus sp. FS406-22[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012979819.1Methanocaldococcus sp. FS406-22[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012965352.1Ferroglobus placidus[NiFe] Group 3cEuryarchaeotaArchaeoglobalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012956704.1Methanobrevibacter ruminantium[NiFe] Group 3cEuryarchaeotaMethanobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012901516.1Methanocella paludicola[NiFe] Group 3cEuryarchaeotaMethanocellalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012901238.1Methanocella paludicola[NiFe] Group 3cEuryarchaeotaMethanocellalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012545782.1Thermodesulfovibrio yellowstonii[NiFe] Group 3cNitrospiraeNitrospiralesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012532312.1 Geobacter bemidjiensis[NiFe] Group 3cDeltaproteobacteriaDesulfuromonadalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_012528247.1Anaeromyxobacter sp. K[NiFe] Group 3cDeltaproteobacteriaMyxococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012469611.1Geobacter lovleyi[NiFe] Group 3cDeltaproteobacteriaDesulfuromonadalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_012376486.1Opitutus terrae[NiFe] Group 3cVerrucomicrobiaOpitutalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012309762.1Korarchaeum cryptofilum[NiFe] Group 3cKorarchaeotaUnclassifiedBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012302733.1Desulforudis audaxviator[NiFe] Group 3cFirmicutesClostridialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012099129.1Anaeromyxobacter sp. Fw109-5[NiFe] Group 3cDeltaproteobacteriaMyxococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012065828.1Methanococcus vannielii[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012036601.1Methanocella arvoryzae[NiFe] Group 3cEuryarchaeotaMethanocellalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_012036509.1Methanocella arvoryzae[NiFe] Group 3cEuryarchaeotaMethanocellalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011973924.1Methanococcus aeolicus[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011972821.1Methanococcus aeolicus[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011971888.1Methanococcus vannielii[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011843851.1Methanoculleus marisnigri[NiFe] Group 3cEuryarchaeotaMethanomicrobialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011700738.1Syntrophobacter fumaroxidans[NiFe] Group 3cDeltaproteobacteriaSyntrophobacteralesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011700332.1Syntrophobacter fumaroxidans[NiFe] Group 3cDeltaproteobacteriaSyntrophobacteralesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011699072.1Syntrophobacter fumaroxidans[NiFe] Group 3cDeltaproteobacteriaSyntrophobacteralesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011698648.1Syntrophobacter fumaroxidans[NiFe] Group 3cDeltaproteobacteriaSyntrophobacteralesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011405926.1Methanosphaera stadtmanae[NiFe] Group 3cEuryarchaeotaMethanobacterialesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011188256.1Desulfotalea psychrophila[NiFe] Group 3cDeltaproteobacteriaDesulfobacteralesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011171638.1Methanococcus maripaludis[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein
WP_011170767.1Methanococcus maripaludis[NiFe] Group 3cEuryarchaeotaMethanococcalesBifurcatingSensitive4[NiFe]-centre, 3 x [4Fe4S] clustersPolyferredoxin, [FeS] protein

Literature

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