Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyFe-only hydrogenase 8039787 3001826 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyFe-only hydrogenase smaller subunit 8101149 3001779 SCOP2B (2022-06-29)
ASCOP2B Superfamily2Fe-2S ferredoxin-like 8039789 3000113 SCOP2B (2022-06-29)
ASCOP2B Superfamily4Fe-4S ferredoxins 8039792 3000020 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AFer4_7_1e6n59A1 A: a+b two layersX: 4Fe-4S ferredoxin (From Topology)H: 4Fe-4S ferredoxin (From Topology)T: 4Fe-4S ferredoxinF: Fer4_7_1ECOD (1.6)
AFer2_4e6n59A4 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Ubiquitin-likeF: Fer2_4ECOD (1.6)
AFe_hyd_lg_Ce6n59A2 A: a/b three-layered sandwichesX: Fe-only hydrogenase (From Topology)H: Fe-only hydrogenase (From Topology)T: Fe-only hydrogenaseF: Fe_hyd_lg_CECOD (1.6)
ANuoG_1ste6n59A5 A: extended segmentsX: iron-sulfur center-binding helical hairpin (From Topology)H: iron-sulfur center-binding helical hairpin (From Topology)T: iron-sulfur center-binding helical hairpinF: NuoG_1stECOD (1.6)
AFe_hyd_SSUe6n59A3 A: extended segmentsX: Fe-only hydrogenase smaller subunit (From Topology)H: Fe-only hydrogenase smaller subunit (From Topology)T: Fe-only hydrogenase smaller subunitF: Fe_hyd_SSUECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A3.10.20.740 Alpha Beta Roll Ubiquitin-like (UB roll) CATH (utative)
A3.30.70.20 Alpha Beta 2-Layer Sandwich Alpha-Beta Plaits CATH (utative)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF22609Iron hydrogenase 1-like, iron-sulfur centre-binding domain (Fe_hydrogense_Fe-S_bd)Iron hydrogenase 1-like, iron-sulfur centre-binding domainThis entry represents a Fe-S centre binding domain found in iron hydrogenases [1-5].Domain
PF02906Iron only hydrogenase large subunit, C-terminal domain (Fe_hyd_lg_C)Iron only hydrogenase large subunit, C-terminal domain- Domain
PF128384Fe-4S dicluster domain (Fer4_7)4Fe-4S dicluster domainSuperfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contai ...Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contains two 4Fe4S clusters.
Domain
PF02256Iron hydrogenase small subunit (Fe_hyd_SSU)Iron hydrogenase small subunitThis family represents the small subunit of the Fe-only hydrogenases EC:1.18.99.1. The subunit is comprised of alternating random coil and alpha helical structures that encompasses the large subunit in a novel protein fold [1].Domain