Annotations: 8RU6

Nitratidesulfovibrio vulgaris [FeFe]-hydrogenase [FeFe]-hydrogenase variant with both subunits linked by a 4 amino acid linker peptide derived from CpI of Clostridium pasteurianum

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth B]	SCOP2B Superfamily	4Fe-4S ferredoxins	8035153	3000020	SCOP2B (2022-06-29)
A [auth B]	SCOP2B Superfamily	Fe-only hydrogenase smaller subunit	8039092	3001779	SCOP2B (2022-06-29)
A [auth B]	SCOP2B Superfamily	Fe-only hydrogenase	8033441	3001826	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	AAA_25	e8ru6B01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: AAA_25	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B]	PF02906	Iron only hydrogenase large subunit, C-terminal domain (Fe_hyd_lg_C)	Iron only hydrogenase large subunit, C-terminal domain		Domain
A [auth B]	PF02256	Iron hydrogenase small subunit (Fe_hyd_SSU)	Iron hydrogenase small subunit	This 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
A [auth B]	PF00037	4Fe-4S binding domain (Fer4)	4Fe-4S binding domain	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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B]	Periplasmic [Fe] hydrogenase large subunit,CpI,Periplasmic [Fe] hydrogenase small subunit	oxidoreductase activity oxidoreductase activity, acting on hydrogen as donor, iron-sulfur protein as acceptor oxidoreductase activity, acting on hydrogen as donor ferredoxin hydrogenase activity catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding iron ion binding ion binding oxidoreductase activity oxidoreductase activity, acting on hydrogen as donor, iron-sulfur protein as acceptor oxidoreductase activity, acting on hydrogen as donor ferredoxin hydrogenase activity catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding electron transfer activity	-	cellular anatomical structure extracellular region periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B]	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
A [auth B]	IPR004108	Iron hydrogenase, large subunit, C-terminal	Domain
A [auth B]	IPR050340	Cytosolic Fe-S Cluster Assembly Factor	Family
A [auth B]	IPR009016	Iron hydrogenase	Homologous Superfamily
A [auth B]	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
A [auth B]	IPR013352	Iron hydrogenase, subset	Domain
A [auth B]	IPR036991	Iron hydrogenase, small subunit superfamily	Homologous Superfamily
A [auth B]	IPR006311	Twin-arginine translocation pathway, signal sequence	Conserved Site
A [auth B]	IPR003149	Iron hydrogenase, small subunit	Domain
A [auth B]	IPR008953	Iron hydrogenase, small subunit HydB-type	Homologous Superfamily
A [auth B]	IPR019546	Twin-arginine translocation pathway, signal sequence, bacterial/archaeal	Conserved Site
A [auth B]	IPR036010	2Fe-2S ferredoxin-like superfamily	Homologous Superfamily
A [auth B]	IPR001041	2Fe-2S ferredoxin-type iron-sulfur binding domain	Domain
A [auth B]	IPR009016	Iron hydrogenase	Homologous Superfamily
A [auth B]	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
A [auth B]	IPR004108	Iron hydrogenase, large subunit, C-terminal	Domain
A [auth B]	IPR055150	Iron hydrogenase 1-like, iron-sulfur centre-binding domain	Domain
A [auth B]	IPR036991	Iron hydrogenase, small subunit superfamily	Homologous Superfamily
A [auth B]	IPR050340	Cytosolic Fe-S Cluster Assembly Factor	Family
A [auth B]	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
A [auth B]	IPR013352	Iron hydrogenase, subset	Domain
A [auth B]	IPR003149	Iron hydrogenase, small subunit	Domain
A [auth B]	IPR019574	NADH:ubiquinone oxidoreductase, subunit G, iron-sulphur binding	Domain