Annotations: 3CKY

Structural and Kinetic Properties of a beta-hydroxyacid dehydrogenase involved in nicotinate fermentation

External Resource: Annotation

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d3ckyb2	All alpha proteins	6-phosphogluconate dehydrogenase C-terminal domain-like	6-phosphogluconate dehydrogenase C-terminal domain-like	automated matches	automated matches	Clostridium barkeri (Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
B	d3ckyb1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	Clostridium barkeri (Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
D	d3ckyd2	All alpha proteins	6-phosphogluconate dehydrogenase C-terminal domain-like	6-phosphogluconate dehydrogenase C-terminal domain-like	automated matches	automated matches	Clostridium barkeri (Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
D	d3ckyd1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	Clostridium barkeri (Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
C	d3ckyc2	All alpha proteins	6-phosphogluconate dehydrogenase C-terminal domain-like	6-phosphogluconate dehydrogenase C-terminal domain-like	automated matches	automated matches	Clostridium barkeri (Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
C	d3ckyc1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	Clostridium barkeri (Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
A	d3ckya2	All alpha proteins	6-phosphogluconate dehydrogenase C-terminal domain-like	6-phosphogluconate dehydrogenase C-terminal domain-like	automated matches	automated matches	Clostridium barkeri (Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
A	d3ckya1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	Clostridium barkeri (Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	DUF1684	e3ckyB2	A: alpha arrays	X: Lipocalins/Streptavidin	H: SH3	T: Transmembrane protein 14A	F: DUF1684	ECOD (v295)
B	Aldedh	e3ckyB3	A: alpha arrays	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: Aldedh	ECOD (v295)
D	DUF4982	e3ckyD2	A: alpha arrays	X: DP domain	H: DP domain	T: DP domain	F: DUF4982	ECOD (v295)
D	Aldedh	e3ckyD3	A: alpha arrays	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: Aldedh	ECOD (v295)
C	DUF1684	e3ckyC2	A: alpha arrays	X: Lipocalins/Streptavidin	H: SH3	T: Transmembrane protein 14A	F: DUF1684	ECOD (v295)
C	Aldedh	e3ckyC1	A: alpha arrays	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: Aldedh	ECOD (v295)
A	ARPC4	e3ckyA2	A: alpha arrays	X: Profilin-like	H: sensor domains	T: sensor domains	F: ARPC4	ECOD (v295)
A	Aldedh	e3ckyA3	A: alpha arrays	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: Aldedh	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
B	1.10.1040.10	Mainly Alpha	Orthogonal Bundle	N-(1-d-carboxylethyl)-l-norvaline Dehydrogenase	domain 2	CATH (4.3.0)
D	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
D	1.10.1040.10	Mainly Alpha	Orthogonal Bundle	N-(1-d-carboxylethyl)-l-norvaline Dehydrogenase	domain 2	CATH (4.3.0)
C	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
C	1.10.1040.10	Mainly Alpha	Orthogonal Bundle	N-(1-d-carboxylethyl)-l-norvaline Dehydrogenase	domain 2	CATH (4.3.0)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
A	1.10.1040.10	Mainly Alpha	Orthogonal Bundle	N-(1-d-carboxylethyl)-l-norvaline Dehydrogenase	domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	2-hydroxymethyl glutarate dehydrogenase	oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on CH-OH group of donors catalytic activity 2-hydroxymethylglutarate dehydrogenase activity binding nucleoside phosphate binding purine nucleotide binding adenyl nucleotide binding nucleotide binding heterocyclic compound binding NADP binding small molecule binding NAD binding	catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process small molecule catabolic process nicotinate catabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process small molecule catabolic process nicotinate catabolic process nicotinate metabolic process pyridine-containing compound catabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR015815	3-hydroxyisobutyrate dehydrogenase-related	Family
A, B, C, D	IPR006115	6-phosphogluconate dehydrogenase, NADP-binding	Domain
A, B, C, D	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B, C, D	IPR013328	6-phosphogluconate dehydrogenase, domain 2	Homologous Superfamily
A, B, C, D	IPR029154	3-hydroxyisobutyrate dehydrogenase-like, NAD-binding domain	Domain
A, B, C, D	IPR002204	3-hydroxyisobutyrate dehydrogenase-related, conserved site	Conserved Site
A, B, C, D	IPR008927	6-phosphogluconate dehydrogenase-like, C-terminal domain superfamily	Homologous Superfamily

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.