[NiFe] Group 3d-hydrogenase

This entry was last updated at: Feb. 9, 2018, 6:37 a.m.

Properties
Group [NiFe] Group 3: Cofactor-coupled bidirectional [NiFe] hydrogenases
Subgroup [NiFe] Group 3d: NAD-coupled
Function Generates reductant for hydrogenotrophic carbon-fixation by directly coupling oxidation of H2 to reduction of NAD. Also acts in reverse direction to catalyse fermentative NADH-dependent production of H2. Electrons flow between H2-activating hydrogenase subunits to NAD-activating diaphorase subunits.
Activity Bidirectional
Oxygen tolerance O2-tolerant
Localisation Cytosolic
Distribution
Ecosystem distribution Diverse soil and aquatic environments
Taxonomic distribution Encoded in diverse Proteobacteria and Cyanobacteria
Genetic Organisation

e.g. Ralstonia eutropha (WP_011154013.1):

Architecture
Structures
  • 5XF9 (Hydrogenophilus thermoluteolus, 2.6 Å resolution, oxidised)
  • 5XFA (Hydrogenophilus thermoluteolus, 2.7 Å resolution, reduced)
Subunits 4 or 5
Subunit description HoxH (hydrogenase large subunit)
HoxY (hydrogenase small subunit)
HoxF (diaphorase catalytic subunit)
HoxU (diaphorase electron transfer subunit)
Photosynthetic bacteria also contain HoxE (iron-sulfur subunit)
Catalytic site [NiFe]-centre
FeS clusters Proximal: 4Cys[4Fe4S]
Medial: Absent
Distal: Absent
Sequences in this class
NCBI AccessionOrganismHydrogenase ClassPhylumOrderActivity (Predicted)Oxygen Tolerance (Predicted)Subunits (Predicted)Metal Centres (Predicted)Accessory Subunits (Predicted)
WP_012167698.1Acaryochloris marina[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_010476561.1Acaryochloris sp. CCMEE 5410[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015765571.1Accumulibacter phosphatis[NiFe] Group 3dBetaproteobacteriaUnclassifiedBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_012971066.1Allochromatium vinosum[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_029165455.1Aminiphilus circumscriptus[NiFe] Group 3dSynergistetesSynergistalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_013048933.1Aminobacterium colombiense[NiFe] Group 3dSynergistetesSynergistalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_024821667.1Aminobacterium mobile[NiFe] Group 3dSynergistetesSynergistalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015216232.1Anabaena cylindrica[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015079811.1Anabaena sp. 90[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_016952407.1Anabaena sp. PCC 7108[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011321324.1Anabaena variabilis[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_009200281.1Anaerobaculum hydrogeniformans[NiFe] Group 3dSynergistetesSynergistalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_014807493.1Anaerobaculum mobile[NiFe] Group 3dSynergistetesSynergistalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_013559391.1Anaerolinea thermophila[NiFe] Group 3dChloroflexiAnaerolinealesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_013559677.1Anaerolinea thermophila[NiFe] Group 3dChloroflexiAnaerolinealesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_027404530.1Aphanizomenon flos-aquae[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006669190.1Arthrospira maxima[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006624081.1Arthrospira platensis[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_008053057.1Arthrospira sp. PCC 8005[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011765148.1Azoarcus sp. BH72[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015436644.1Azoarcus sp. KH32C[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_018992236.1Azoarcus toluclasticus[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_028994701.1Azonexus hydrophilus[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_014238042.1Azospira oryzae[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_026687097.1Azovibrio restrictus[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011493687.1Burkholderia xenovorans[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_014434113.1Caldilinea aerophila[NiFe] Group 3dChloroflexiCaldilinealesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_013451671.1Calditerrivibrio nitroreducens[NiFe] Group 3dDeferribacteresDeferribacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_028451929.1Chitinilyticum aquatile[NiFe] Group 3dBetaproteobacteriaNeisserialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_028455450.1Chitinilyticum litopenaei[NiFe] Group 3dBetaproteobacteriaNeisserialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015941206.1Chloroflexus aggregans[NiFe] Group 3dChloroflexiChloroflexalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_028457902.1Chloroflexus sp. Y-396-1[NiFe] Group 3dChloroflexiChloroflexalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_016874926.1Chlorogloeopsis fritschii[NiFe] Group 3dCyanobacteriaStigonematalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015153897.1Chroococcidiopsis thermalis[NiFe] Group 3dCyanobacteriaPleurocapsalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_027388897.1Chrysiogenes arsenatis[NiFe] Group 3dChrysiogenetesChrysiogenalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006101686.1Coleofasciculus chthonoplastes[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011516268.1Cupriavidus metallidurans[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015221229.1Cyanobacterium aponinum[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015110900.1Cyanobium gracile[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006910395.1Cyanobium sp. PCC 7001[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_008273694.1Cyanothece sp. CCY0110[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015956115.1Cyanothece sp. PCC 7424[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_012629409.1Cyanothece sp. PCC 7425[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_013323481.1Cyanothece sp. PCC 7822[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_012593478.1Cyanothece sp. PCC 8801[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020161995.1Cycloclasticus pugetii[NiFe] Group 3dGammaproteobacteriaThiotrichalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015005599.1Cycloclasticus sp. P1[NiFe] Group 3dGammaproteobacteriaThiotrichalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_016389591.1Cycloclasticus sp. PY97M[NiFe] Group 3dGammaproteobacteriaThiotrichalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020932782.1Cycloclasticus zancles[NiFe] Group 3dGammaproteobacteriaThiotrichalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006276675.1Cylindrospermopsis raciborskii[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein

Literature

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