2VBG | pdb_00002vbg

The complex structure of the branched-chain keto acid decarboxylase (KdcA) from Lactococcus lactis with 2R-1-hydroxyethyl-deazaThDP

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	TPP_enzyme_M	e2vbgA5	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: DHS-like NAD/FAD-binding domain	F: TPP_enzyme_M	ECOD (1.6)
A	TPP_enzyme_C	e2vbgA4	A: a/b three-layered sandwiches	X: Thiamin diphosphate-binding fold (THDP-binding) (From Topology)	H: Thiamin diphosphate-binding fold (THDP-binding) (From Topology)	T: Thiamin diphosphate-binding fold (THDP-binding)	F: TPP_enzyme_C	ECOD (1.6)
A	TPP_enzyme_N,RNAse_Pc_like	e2vbgA3	A: a/b three-layered sandwiches	X: Thiamin diphosphate-binding fold (THDP-binding) (From Topology)	H: Thiamin diphosphate-binding fold (THDP-binding) (From Topology)	T: Thiamin diphosphate-binding fold (THDP-binding)	F: TPP_enzyme_N,RNAse_Pc_like	ECOD (1.6)
B	TPP_enzyme_M	e2vbgB5	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: DHS-like NAD/FAD-binding domain	F: TPP_enzyme_M	ECOD (1.6)
B	TPP_enzyme_C	e2vbgB4	A: a/b three-layered sandwiches	X: Thiamin diphosphate-binding fold (THDP-binding) (From Topology)	H: Thiamin diphosphate-binding fold (THDP-binding) (From Topology)	T: Thiamin diphosphate-binding fold (THDP-binding)	F: TPP_enzyme_C	ECOD (1.6)
B	TPP_enzyme_N,RNAse_Pc_like	e2vbgB3	A: a/b three-layered sandwiches	X: Thiamin diphosphate-binding fold (THDP-binding) (From Topology)	H: Thiamin diphosphate-binding fold (THDP-binding) (From Topology)	T: Thiamin diphosphate-binding fold (THDP-binding)	F: TPP_enzyme_N,RNAse_Pc_like	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.970	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains	CATH (4.2.0)
A	3.40.50.1220	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	TPP-binding domain	CATH (4.2.0)
B	3.40.50.970	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains	CATH (4.2.0)
B	3.40.50.1220	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	TPP-binding domain	CATH (4.2.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	BRANCHED-CHAIN ALPHA-KETOACID DECARBOXYLASE	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding pyruvate decarboxylase activity carboxy-lyase activity lyase activity catalytic activity carbon-carbon lyase activity branched-chain-2-oxoacid decarboxylase activity vitamin binding thiamine pyrophosphate binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding pyruvate decarboxylase activity carboxy-lyase activity lyase activity catalytic activity carbon-carbon lyase activity branched-chain-2-oxoacid decarboxylase activity vitamin binding thiamine pyrophosphate binding anion binding quaternary ammonium group binding heterocyclic compound binding sulfur compound binding	catabolic process aromatic amino acid metabolic process oxoacid metabolic process small molecule biosynthetic process aromatic amino acid family catabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process alcohol metabolic process organic acid catabolic process organic acid metabolic process amino acid catabolic process via Ehrlich pathway aromatic amino acid family catabolic process to alcohol via Ehrlich pathway biosynthetic process carboxylic acid catabolic process catabolic process aromatic amino acid metabolic process oxoacid metabolic process small molecule biosynthetic process aromatic amino acid family catabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process alcohol metabolic process organic acid catabolic process organic acid metabolic process amino acid catabolic process via Ehrlich pathway aromatic amino acid family catabolic process to alcohol via Ehrlich pathway biosynthetic process carboxylic acid catabolic process amino acid catabolic process to alcohol via Ehrlich pathway alcohol biosynthetic process small molecule metabolic process metabolic process cellular process small molecule catabolic process amino acid catabolic process organic acid biosynthetic process carboxylic acid biosynthetic process branched-chain amino acid biosynthetic process branched-chain amino acid metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR012001	Thiamine pyrophosphate enzyme, N-terminal TPP-binding domain	Domain
A, B	IPR047214	Pyruvate decarboxylase/indolepyruvate decarboxylase-like, PP-binding domain	Domain
A, B	IPR012000	Thiamine pyrophosphate enzyme, central domain	Domain
A, B	IPR029061	Thiamin diphosphate-binding fold	Homologous Superfamily
A, B	IPR012110	Pyruvate decarboxylase/indolepyruvate decarboxylase-like	Family
A, B	IPR047213	Pyruvate decarboxylase/indolepyruvate decarboxylase-like, pyrimidine-binding domain	Domain
A, B	IPR029035	DHS-like NAD/FAD-binding domain superfamily	Homologous Superfamily
A, B	IPR011766	Thiamine pyrophosphate enzyme, TPP-binding	Domain

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.