[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_015171978.1Geitlerinema sp. PCC 7407[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015175286.1Oscillatoria nigro-viridis[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015182972.1Microcoleus sp. PCC 7113[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015216232.1Anabaena cylindrica[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015221229.1Cyanobacterium aponinum[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015227029.1Halothece sp. PCC 7418[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015281226.1Thioflavicoccus mobilis[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[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_015724758.1Desulfobulbus propionicus[NiFe] Group 3dDeltaproteobacteriaDesulfobacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015765571.1Accumulibacter phosphatis[NiFe] Group 3dBetaproteobacteriaUnclassifiedBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015789840.1Halorhabdus utahensis[NiFe] Group 3dEuryarchaeotaHalobacterialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015941206.1Chloroflexus aggregans[NiFe] Group 3dChloroflexiChloroflexalesBidirectionalTolerant4[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_016389591.1Cycloclasticus sp. PY97M[NiFe] Group 3dGammaproteobacteriaThiotrichalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_016514321.1Microcystis aeruginosa[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_016860165.1Fischerella muscicola[NiFe] Group 3dCyanobacteriaStigonematalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_016872130.1Fischerella thermalis[NiFe] Group 3dCyanobacteriaStigonematalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_016874926.1Chlorogloeopsis fritschii[NiFe] Group 3dCyanobacteriaStigonematalesBidirectionalTolerant4[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_017294725.1Geminocystis herdmanii[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_017305034.1Spirulina subsalsa[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_017324543.1Synechococcus sp. PCC 7336[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_017659307.1Geitlerinema sp. PCC 7105[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_017715405.1Oscillatoria sp. PCC 10802[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_017839865.1Methylomicrobium buryatense[NiFe] Group 3dGammaproteobacteriaMethylococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_018412521.1Methyloversatilis sp. NVD[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_019498425.1Pseudanabaena sp. PCC 6802[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_019509061.1Pleurocapsa sp. PCC 7319[NiFe] Group 3dCyanobacteriaPleurocapsalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_019865758.1Methylovulum miyakonense[NiFe] Group 3dGammaproteobacteriaMethylococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020158180.1Methylobacter marinus[NiFe] Group 3dGammaproteobacteriaMethylococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020161995.1Cycloclasticus pugetii[NiFe] Group 3dGammaproteobacteriaThiotrichalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020162845.1Methyloversatilis universalis[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020174963.1Methyloferula stellata[NiFe] Group 3dAlphaproteobacteriaRhizobialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020393771.1Thiothrix disciformis[NiFe] Group 3dGammaproteobacteriaThiotrichalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020410523.1Hahella ganghwensis[NiFe] Group 3dGammaproteobacteriaOceanospirillalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020482704.1Methylomonas sp. MK1[NiFe] Group 3dGammaproteobacteriaMethylococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020504162.1Lamprocystis purpurea[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020504783.1Lamprocystis purpurea[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020565381.1Methylosarcina fibrata[NiFe] Group 3dGammaproteobacteriaMethylococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020876264.1Desulfococcus multivorans[NiFe] Group 3dDeltaproteobacteriaDesulfobacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020932782.1Cycloclasticus zancles[NiFe] Group 3dGammaproteobacteriaThiotrichalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_021287226.1Sulfurimonas sp. AST-10[NiFe] Group 3dEpsilonproteobacteriaCampylobacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_022771893.1Symbiobacter mobilis[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_023067990.1Lyngbya aestuarii[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_023411848.1Thiohalocapsa sp. PB-PSB1[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_023490135.1Serratia sp. DD3[NiFe] Group 3dGammaproteobacteriaEnterobacterialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_024299641.1Methylosarcina lacus[NiFe] Group 3dGammaproteobacteriaMethylococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_024545803.1Synechococcus sp. NKBG15041c[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_024821667.1Aminobacterium mobile[NiFe] Group 3dSynergistetesSynergistalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein

Literature

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