Annotations: 9T1S

Heterodisulfide-Hydrogenase-Formate Dehydrogenase dimer

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
E, F	PF13183	4Fe-4S dicluster domain (Fer4_8)	4Fe-4S dicluster 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 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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
M	formate dehydrogenase (coenzyme F420)	-	-	-
L	formate dehydrogenase (coenzyme F420)	oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups formate dehydrogenase (coenzyme F420) activity catalytic activity oxidoreductase activity, acting on NAD(P)H NADH dehydrogenase activity binding molybdopterin cofactor binding iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding formate dehydrogenase (NAD+) activity oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups formate dehydrogenase (coenzyme F420) activity catalytic activity oxidoreductase activity, acting on NAD(P)H NADH dehydrogenase activity binding molybdopterin cofactor binding iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding formate dehydrogenase (NAD+) activity oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor cation binding ion binding metal ion binding	oxoacid metabolic process carboxylic acid metabolic process small molecule metabolic process metabolic process cellular process monocarboxylic acid metabolic process formate metabolic process cellular respiration energy derivation by oxidation of organic compounds respiratory electron transport chain electron transport chain generation of precursor metabolites and energy	cellular anatomical structure membrane
K	F420 non-reducing hydrogenase subunit	-	-	-
I, J	F420-non-reducing hydrogenase subunit delta	oxidoreductase activity catalytic activity iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	-	-
H	F420-non-reducing hydrogenase small subunit	-	-	-
G	Coenzyme F420-reducing hydrogenase, alpha subunit	cation binding transition metal ion binding ion binding binding nickel cation binding metal ion 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 hydrogen dehydrogenase activity oxidoreductase activity, acting on hydrogen as donor, NAD or NADP as acceptor	-	-
E, F	H(2)/formate:CoB-CoM heterodisulfide,ferredoxin reductase subunit C2	oxidoreductase activity, acting on a sulfur group of donors CoB--CoM heterodisulfide reductase activity oxidoreductase activity catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis metabolic process cellular process hydrocarbon biosynthetic process anaerobic respiration	cell periphery cellular anatomical structure plasma membrane membrane
C, D	Heterodisulfide reductase subunit B	-	-	-
A, B	CoB--CoM heterodisulfide reductase iron-sulfur subunit A	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
L	IPR006963	Molybdopterin oxidoreductase, 4Fe-4S domain	Domain
L	IPR006657	Molybdopterin dinucleotide-binding domain	Domain
L	IPR006656	Molybdopterin oxidoreductase	Domain
L	IPR009010	Aspartate decarboxylase-like domain superfamily	Homologous Superfamily
L	IPR050123	Prok_molybdopt-oxidoreductase	Unknown
L	IPR006655	Molybdopterin oxidoreductase, prokaryotic, conserved site	Conserved Site
L	IPR041924	Formate dehydrogenase H, N-terminal	Domain
L	IPR027467	Molybdopterin oxidoreductase, molybdopterin cofactor binding site	Binding Site
L	IPR041925	Formate dehydrogenase H, molybdopterin-binding domain	Domain
L	IPR006478	Formate dehydrogenase, alpha subunit	Family
K	IPR053438	F420-non-reducing hydrogenase Vhu, subunit U	Family
K	IPR029014	[NiFe]-hydrogenase, large subunit	Homologous Superfamily
I, J	IPR003813	F420-non-reducing hydrogenase iron-sulfur subunit D	Domain
G	IPR001501	Nickel-dependent hydrogenase, large subunit	Family
G	IPR053511	NiFe/NiFeSe hydrogenase large subunit	Family
G	IPR029014	[NiFe]-hydrogenase, large subunit	Homologous Superfamily
G	IPR018194	Nickel-dependent hydrogenase, large subunit, nickel binding site	Binding Site
E, F	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
E, F	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
E, F	IPR017680	CoB--CoM heterodisulphide reductase, subunit C	Family
E, F	IPR009051	Alpha-helical ferredoxin	Homologous Superfamily

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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.

9T1S | pdb_00009t1s

Heterodisulfide-Hydrogenase-Formate Dehydrogenase dimer

External Resource: Annotation

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage