[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_006512117.1Xenococcus sp. PCC 7305[NiFe] Group 3dCyanobacteriaPleurocapsalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_020393771.1Thiothrix disciformis[NiFe] Group 3dGammaproteobacteriaThiotrichalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_009150973.1Thiorhodovibrio sp. 970[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_007042613.1Thiorhodococcus drewsii[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[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_015281226.1Thioflavicoccus mobilis[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_014777645.1Thiocystis violascens[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
ADK12981.1Thiocapsa roseopersicina[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
AAP50523.1Thiocapsa roseopersicina[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_007191642.1Thiocapsa marina[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_007191859.1Thiocapsa marina[NiFe] Group 3dGammaproteobacteriaChromatialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_014163745.1Thermovirga lienii[NiFe] Group 3dSynergistetesSynergistalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_012585448.1Thauera sp. MZ1T[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_004252763.1Thauera sp. 63[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_002929027.1Thauera sp. 28[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_002937457.1Thauera sp. 27[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_004363405.1Thauera phenylacetica[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_004322153.1Thauera aminoaromatica[NiFe] Group 3dBetaproteobacteriaRhodocyclalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011699561.1Syntrophobacter fumaroxidans[NiFe] Group 3dDeltaproteobacteriaSyntrophobacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_010872716.1Synechocystis sp. PCC 6803[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_028947433.1Synechocystis sp. PCC 6714[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006170040.1Synechococcus sp. WH 5701[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[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_012305837.1Synechococcus sp. PCC 7002[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[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_029552892.1Synechococcus sp. CB0101[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011378516.1Synechococcus elongatus[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_022771893.1Symbiobacter mobilis[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[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_009205622.1Sulfuricella denitrificans[NiFe] Group 3dBetaproteobacteriaHydrogenophilalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_017305034.1Spirulina subsalsa[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011686721.1Solibacter usitatus[NiFe] Group 3dAcidobacteriaSolibacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_013029742.1Sideroxydans lithotrophicus[NiFe] Group 3dBetaproteobacteriaGallionellalesBidirectionalTolerant4[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_029133296.1Sedimenticola selenatireducens[NiFe] Group 3dGammaproteobacteriaUnclassifiedBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011958239.1Roseiflexus sp. RS-1[NiFe] Group 3dChloroflexiChloroflexalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_012119893.1Roseiflexus castenholzii[NiFe] Group 3dChloroflexiChloroflexalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_008384205.1Rhodovulum sp. PH10[NiFe] Group 3dAlphaproteobacteriaRhodobacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011466117.1Rhodoferax ferrireducens[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_009341606.1Raphidiopsis brookii[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011154013.1Ralstonia eutropha[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011769610.1Psychromonas ingrahamii[NiFe] Group 3dGammaproteobacteriaAlteromonadalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_028864775.1Psychromonas aquimarina[NiFe] Group 3dGammaproteobacteriaAlteromonadalesBidirectionalTolerant4[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_015144267.1Pleurocapsa minor[NiFe] Group 3dCyanobacteriaPleurocapsalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006562473.1Oscillochloris trichoides[NiFe] Group 3dChloroflexiChloroflexalesBidirectionalTolerant4[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_015175286.1Oscillatoria nigro-viridis[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015151979.1Oscillatoria acuminata[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein

Literature

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