[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)
AAP50523.1Thiocapsa roseopersicina[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
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_004174406.1Nitrosospira sp. APG3[NiFe] Group 3dBetaproteobacteriaNitrosomonadalesBidirectionalTolerant4[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_004322153.1Thauera aminoaromatica[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_004513769.1Geobacter metallireducens[NiFe] Group 3dDeltaproteobacteriaDesulfuromonadalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_005370476.1Methylomicrobium album[NiFe] Group 3dGammaproteobacteriaMethylococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_005505390.1Grimontia hollisae[NiFe] Group 3dGammaproteobacteriaVibrionalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_005661842.1Dethiosulfovibrio peptidovorans[NiFe] Group 3dSynergistetesSynergistalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006101686.1Coleofasciculus chthonoplastes[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[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_006195766.1Nodularia spumigena[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006276675.1Cylindrospermopsis raciborskii[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006512117.1Xenococcus sp. PCC 7305[NiFe] Group 3dCyanobacteriaPleurocapsalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006512920.1Leptolyngbya sp. PCC 7375[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006562473.1Oscillochloris trichoides[NiFe] Group 3dChloroflexiChloroflexalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006624081.1Arthrospira platensis[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_006669190.1Arthrospira maxima[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[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_006931831.1Labrenzia aggregata[NiFe] Group 3dAlphaproteobacteriaRhodobacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_007042613.1Thiorhodococcus drewsii[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_008053057.1Arthrospira sp. PCC 8005[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_008193041.1Labrenzia alexandrii[NiFe] Group 3dAlphaproteobacteriaRhodobacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_008203468.1Microcystis sp. T1-4[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_008384205.1Rhodovulum sp. PH10[NiFe] Group 3dAlphaproteobacteriaRhodobacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_008526412.1Halorhabdus tiamatea[NiFe] Group 3dEuryarchaeotaHalobacterialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_008616907.1Magnetospirillum sp. SO-1[NiFe] Group 3dAlphaproteobacteriaRhodospirillalesBidirectionalTolerant4[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_009200281.1Anaerobaculum hydrogeniformans[NiFe] Group 3dSynergistetesSynergistalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_009205622.1Sulfuricella denitrificans[NiFe] Group 3dBetaproteobacteriaHydrogenophilalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_009341606.1Raphidiopsis brookii[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_009756785.1Fischerella sp. JSC-11[NiFe] Group 3dCyanobacteriaStigonematalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_009785505.1Lyngbya sp. PCC 8106[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_009849435.1Mariprofundus ferrooxydans[NiFe] Group 3dZetaproteobacteriaMariprofundalesBidirectionalTolerant4[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_010872716.1Synechocystis sp. PCC 6803[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_010959484.1Methylococcus capsulatus[NiFe] Group 3dGammaproteobacteriaMethylococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_010994940.1Nostoc sp. PCC 7120[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_011189453.1Desulfotalea psychrophila[NiFe] Group 3dDeltaproteobacteriaDesulfobacteralesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011321324.1Anabaena variabilis[NiFe] Group 3dCyanobacteriaNostocalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011378516.1Synechococcus elongatus[NiFe] Group 3dCyanobacteriaChroococcalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011380994.1Nitrosospira multiformis[NiFe] Group 3dBetaproteobacteriaNitrosomonadalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011385756.1Magnetospirillum magneticum[NiFe] Group 3dAlphaproteobacteriaRhodospirillalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein

Literature

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