[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_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_006101686.1Coleofasciculus chthonoplastes[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[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_017659307.1Geitlerinema sp. PCC 7105[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015171978.1Geitlerinema sp. PCC 7407[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[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_023067990.1Lyngbya aestuarii[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[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_015182972.1Microcoleus sp. PCC 7113[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
WP_015175286.1Oscillatoria nigro-viridis[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_019498425.1Pseudanabaena sp. PCC 6802[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_017305034.1Spirulina subsalsa[NiFe] Group 3dCyanobacteriaOscillatorialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_015153897.1Chroococcidiopsis thermalis[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_019509061.1Pleurocapsa sp. PCC 7319[NiFe] Group 3dCyanobacteriaPleurocapsalesBidirectionalTolerant4[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_016874926.1Chlorogloeopsis fritschii[NiFe] Group 3dCyanobacteriaStigonematalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_016860165.1Fischerella muscicola[NiFe] Group 3dCyanobacteriaStigonematalesBidirectionalTolerant4[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_026735631.1Fischerella sp. PCC 9605[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_027388897.1Chrysiogenes arsenatis[NiFe] Group 3dChrysiogenetesChrysiogenalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_013506608.1Desulfurispirillum indicum[NiFe] Group 3dChrysiogenetesChrysiogenalesBidirectionalTolerant4[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_014434113.1Caldilinea aerophila[NiFe] Group 3dChloroflexiCaldilinealesBidirectionalTolerant4[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_006562473.1Oscillochloris trichoides[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_011958239.1Roseiflexus sp. RS-1[NiFe] Group 3dChloroflexiChloroflexalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011493687.1Burkholderia xenovorans[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011516268.1Cupriavidus metallidurans[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_012346489.1Leptothrix cholodnii[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011154013.1Ralstonia eutropha[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011466117.1Rhodoferax ferrireducens[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_022771893.1Symbiobacter mobilis[NiFe] Group 3dBetaproteobacteriaBurkholderialesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_013293541.1Gallionella capsiferriformans[NiFe] Group 3dBetaproteobacteriaGallionellalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_013029742.1Sideroxydans lithotrophicus[NiFe] Group 3dBetaproteobacteriaGallionellalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_009205622.1Sulfuricella denitrificans[NiFe] Group 3dBetaproteobacteriaHydrogenophilalesBidirectionalTolerant4[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_013966114.1Nitrosomonas sp. Is79A3[NiFe] Group 3dBetaproteobacteriaNitrosomonadalesBidirectionalTolerant4[NiFe]-centre, 1 x [4Fe4S] clustersDiaphorase, [FeS] protein
WP_011380994.1Nitrosospira multiformis[NiFe] Group 3dBetaproteobacteriaNitrosomonadalesBidirectionalTolerant4[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_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

Literature

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