Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
A [auth S]SCOP2B SuperfamilyHydA C-terminal domain-like8033294 3001861 SCOP2B (2022-06-29)
A [auth S]SCOP2B SuperfamilyNqo6/HydA N-terminal domain-like8054415 3002291 SCOP2B (2022-06-29)
B [auth L]SCOP2B SuperfamilyHydB/Nqo4-like8033293 3001849 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth S]Oxidored_q6e1wulS2 A: a/b three-layered sandwichesX: Flavodoxin-likeH: Class I glutamine amidotransferase-likeT: CheY-likeF: Oxidored_q6ECOD (1.6)
A [auth S]NiFe_hyd_SSU_Ce1wulS1 A: few secondary structure elementsX: Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit (From Topology)H: Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit (From Topology)T: Fe-S cluster-binding domain in nickel-iron hydrogenase small subunitF: NiFe_hyd_SSU_CECOD (1.6)
B [auth L]NiFeSe_Hases_2nde1wulL1 A: beta meandersX: all-beta domain in nickel-iron hydrogenase large subunit (From Topology)H: all-beta domain in nickel-iron hydrogenase large subunit (From Topology)T: all-beta domain in nickel-iron hydrogenase large subunitF: NiFeSe_Hases_2ndECOD (1.6)
B [auth L]NiFeSe_Hases_1ste1wulL2 A: alpha complex topologyX: alpha-helical domain in nickel-iron hydrogenase, large subunit (From Topology)H: alpha-helical domain in nickel-iron hydrogenase, large subunit (From Topology)T: alpha-helical domain in nickel-iron hydrogenase, large subunitF: NiFeSe_Hases_1stECOD (1.6)
B [auth L]NiFeSe_Hases_3rde1wulL3 A: a+b two layersX: FAD-linked reductases, C-terminal domain-likeH: Ni-Fe binding domain in nickel-iron hydrogenase large subunit (From Topology)T: Ni-Fe binding domain in nickel-iron hydrogenase large subunitF: NiFeSe_Hases_3rdECOD (1.6)
B [auth L]NiFeSe_Hases_3rd_1e1wulL4 A: a+b two layersX: FAD-linked reductases, C-terminal domain-likeH: Ni-Fe binding domain in nickel-iron hydrogenase large subunit (From Topology)T: Ni-Fe binding domain in nickel-iron hydrogenase large subunitF: NiFeSe_Hases_3rd_1ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth S]PF14720NiFe/NiFeSe hydrogenase small subunit C-terminal (NiFe_hyd_SSU_C)NiFe/NiFeSe hydrogenase small subunit C-terminal- Family
A [auth S]PF01058NADH ubiquinone oxidoreductase, 20 Kd subunit (Oxidored_q6)NADH ubiquinone oxidoreductase, 20 Kd subunit- Family
B [auth L]PF00374Nickel-dependent hydrogenase (NiFeSe_Hases)Nickel-dependent hydrogenase- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth S]Periplasmic [NiFe] hydrogenase small subunit -
B [auth L]Periplasmic [NiFe] hydrogenase large subunit -

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
B [auth L]CSO Parent Component: CYS

RESIDAA0205

PSI-MOD :  L-cysteine sulfenic acid MOD:00210