Annotations: 5XVD

[NiFe]-hydrogenase (Hyb-type) from Citrobacter sp. S-77 in an air-oxidized condition

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D [auth T]	d5xvdt_	Multi-domain proteins (alpha and beta)	HydA/Nqo6-like	HydA/Nqo6-like	automated matches	automated matches	(Citrobacter sp. MGH106 ) [TaxId: 1686381 ],	SCOPe (2.08)
B [auth S]	d5xvds_	Multi-domain proteins (alpha and beta)	HydA/Nqo6-like	HydA/Nqo6-like	automated matches	automated matches	(Citrobacter sp. MGH106 ) [TaxId: 1686381 ],	SCOPe (2.08)
C [auth M]	d5xvdm_	Multi-domain proteins (alpha and beta)	HydB/Nqo4-like	HydB/Nqo4-like	automated matches	automated matches	(Citrobacter sp. S-77 ) [TaxId: 1080067 ],	SCOPe (2.08)
A [auth L]	d5xvdl_	Multi-domain proteins (alpha and beta)	HydB/Nqo4-like	HydB/Nqo4-like	automated matches	automated matches	(Citrobacter sp. S-77 ) [TaxId: 1080067 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D [auth T]	Collar,S_tail_recep_bd	e5xvdT1	A: alpha arrays	X: L-aspartase middle domain-like	H: gp11/gp12 receptor-binding domain	T: gp11/gp12 receptor-binding domain	F: Collar,S_tail_recep_bd	ECOD (v295.2)
B [auth S]	Cytochrom_C	e5xvdS1	A: alpha arrays	X: Major facilitator superfamily (MFS) general substrate transporter	H: Major facilitator superfamily (MFS) general substrate transporter	T: Major facilitator superfamily (MFS) general substrate transporter	F: Cytochrom_C	ECOD (v295.2)
C [auth M]	Collar,S_tail_recep_bd	e5xvdM1	A: alpha arrays	X: L-aspartase middle domain-like	H: gp11/gp12 receptor-binding domain	T: gp11/gp12 receptor-binding domain	F: Collar,S_tail_recep_bd	ECOD (v295.2)
A [auth L]	Collar,S_tail_recep_bd	e5xvdL1	A: alpha arrays	X: L-aspartase middle domain-like	H: gp11/gp12 receptor-binding domain	T: gp11/gp12 receptor-binding domain	F: Collar,S_tail_recep_bd	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D [auth T]	3.40.50.700	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NADH:ubiquinone oxidoreductase-like, 20kDa subunit	CATH (4.3.0)
D [auth T]	4.10.480.10	Few Secondary Structures	Irregular	Cytochrome-c3 Hydrogenase	Chain A, domain 2	CATH (4.3.0)
B [auth S]	3.40.50.700	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NADH:ubiquinone oxidoreductase-like, 20kDa subunit	CATH (4.3.0)
B [auth S]	4.10.480.10	Few Secondary Structures	Irregular	Cytochrome-c3 Hydrogenase	Chain A, domain 2	CATH (4.3.0)
C [auth M]	1.10.645.10	Mainly Alpha	Orthogonal Bundle	Cytochrome-c3 Hydrogenase	chain B	CATH (4.3.0)
A [auth L]	1.10.645.10	Mainly Alpha	Orthogonal Bundle	Cytochrome-c3 Hydrogenase	chain B	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B [auth S], D [auth T]	PF14720	NiFe/NiFeSe hydrogenase small subunit C-terminal (NiFe_hyd_SSU_C)	NiFe/NiFeSe hydrogenase small subunit C-terminal	-	Family
B [auth S], D [auth T]	PF01058	NADH ubiquinone oxidoreductase, 20 Kd subunit (Oxidored_q6)	NADH ubiquinone oxidoreductase, 20 Kd subunit		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth S], D [auth T]	Hydrogenase-2 small chain	iron-sulfur cluster binding binding metal cluster binding small molecule 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 hydrogenase (acceptor) activity electron transfer activity	cellular respiration energy derivation by oxidation of organic compounds metabolic process cellular process generation of precursor metabolites and energy anaerobic respiration	cellular anatomical structure membrane protein-containing complex catalytic complex oxidoreductase complex ferredoxin hydrogenase complex intracellular protein-containing complex [Ni-Fe] hydrogenase complex cell periphery plasma membrane extracellular region periplasmic space
A [auth L], C [auth M]	[NiFe]-hydrogenase 2 large subunit	hydrogenase (acceptor) activity oxidoreductase activity oxidoreductase activity, acting on hydrogen as donor catalytic activity cation binding transition metal ion binding ion binding binding nickel cation binding metal ion binding small molecule binding oxidoreductase activity, acting on hydrogen as donor, iron-sulfur protein as acceptor ferredoxin hydrogenase activity	-	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth S], D [auth T]	IPR006311	Twin-arginine translocation pathway, signal sequence	Conserved Site
B [auth S], D [auth T]	IPR001821	[NiFe]-hydrogenase, small subunit	Family
B [auth S], D [auth T]	IPR027394	Cytochrome-c3 hydrogenase, C-terminal	Domain
B [auth S], D [auth T]	IPR006137	NADH:ubiquinone oxidoreductase-like, 20kDa subunit	Domain
B [auth S], D [auth T]	IPR037024	[NiFe]-hydrogenase, small subunit, N-terminal domain superfamily	Homologous Superfamily
B [auth S], D [auth T]	IPR019546	Twin-arginine translocation pathway, signal sequence, bacterial/archaeal	Conserved Site
B [auth S], D [auth T]	IPR037148	[NiFe]-hydrogenase, small subunit, C-terminal domain superfamily	Homologous Superfamily
A [auth L], C [auth M]	IPR001501	Nickel-dependent hydrogenase, large subunit	Family
A [auth L], C [auth M]	IPR029014	[NiFe]-hydrogenase, large subunit	Homologous Superfamily
A [auth L], C [auth M]	IPR018194	Nickel-dependent hydrogenase, large subunit, nickel binding site	Binding Site
A [auth L], C [auth M]	IPR050867	[NiFe]/[NiFeSe] hydrogenase large subunit	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A [auth L], C [auth M]	CSO	Parent Component: CYS : AA0205 : L-cysteine sulfenic acid MOD:00210

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.