1UMB

branched-chain 2-oxo acid dehydrogenase (E1) from Thermus thermophilus HB8 in holo-form

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
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)
A	d1umba_	Alpha and beta proteins (a/b)	Thiamin diphosphate-binding fold (THDP-binding)	Thiamin diphosphate-binding fold (THDP-binding)	Branched-chain alpha-keto acid dehydrogenase PP module	Branched-chain alpha-keto acid dehydrogenase, PP module	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
C	d1umbc_	Alpha and beta proteins (a/b)	Thiamin diphosphate-binding fold (THDP-binding)	Thiamin diphosphate-binding fold (THDP-binding)	Branched-chain alpha-keto acid dehydrogenase PP module	Branched-chain alpha-keto acid dehydrogenase, PP module	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
B	d1umbb1	Alpha and beta proteins (a/b)	Thiamin diphosphate-binding fold (THDP-binding)	Thiamin diphosphate-binding fold (THDP-binding)	Branched-chain alpha-keto acid dehydrogenase Pyr module	Branched-chain alpha-keto acid dehydrogenase, Pyr module	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
B	d1umbb2	Alpha and beta proteins (a/b)	TK C-terminal domain-like	TK C-terminal domain-like	Branched-chain alpha-keto acid dehydrogenase beta-subunit, C-terminal-domain	Branched-chain alpha-keto acid dehydrogenase	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
D	d1umbd1	Alpha and beta proteins (a/b)	Thiamin diphosphate-binding fold (THDP-binding)	Thiamin diphosphate-binding fold (THDP-binding)	Branched-chain alpha-keto acid dehydrogenase Pyr module	Branched-chain alpha-keto acid dehydrogenase, Pyr module	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
D	d1umbd2	Alpha and beta proteins (a/b)	TK C-terminal domain-like	TK C-terminal domain-like	Branched-chain alpha-keto acid dehydrogenase beta-subunit, C-terminal-domain	Branched-chain alpha-keto acid dehydrogenase	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Thiamin diphosphate-binding fold (THDP-binding)	8041906	3001790	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Thiamin diphosphate-binding fold (THDP-binding)	8041906	3001790	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	TK C-terminal domain-like	8041901	3000424	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Thiamin diphosphate-binding fold (THDP-binding)	8041900	3001790	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Thiamin diphosphate-binding fold (THDP-binding)	8041900	3001790	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	TK C-terminal domain-like	8041901	3000424	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	PF00676	e1umbA1	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: PF00676	ECOD (1.6)
C	PF00676	e1umbC1	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: PF00676	ECOD (1.6)
B	PF02780	e1umbB1	A: a/b three-layered sandwiches	X: TK C-terminal domain-like (From Topology)	H: TK C-terminal domain-like (From Topology)	T: TK C-terminal domain-like	F: PF02780	ECOD (1.6)
B	PF02779	e1umbB2	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: PF02779	ECOD (1.6)
D	PF02780	e1umbD1	A: a/b three-layered sandwiches	X: TK C-terminal domain-like (From Topology)	H: TK C-terminal domain-like (From Topology)	T: TK C-terminal domain-like	F: PF02780	ECOD (1.6)
D	PF02779	e1umbD2	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: PF02779	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 (4.3.0)
C	3.40.50.970	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains	CATH (4.3.0)
B	3.40.50.970	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains	CATH (4.3.0)
B	3.40.50.920	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
D	3.40.50.970	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains	CATH (4.3.0)
D	3.40.50.920	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C	PF00676	Dehydrogenase E1 component (E1_dh)	Dehydrogenase E1 component	-	Family
B, D	PF02779	Transketolase, pyrimidine binding domain (Transket_pyr)	Transketolase, pyrimidine binding domain	This family includes transketolase enzymes, pyruvate dehydrogenases, and branched chain alpha-keto acid decarboxylases.	Domain
B, D	PF02780	Transketolase, C-terminal domain (Transketolase_C)	Transketolase, C-terminal domain	The C-terminal domain of transketolase has been proposed as a regulatory molecule binding site [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C	2-oxo acid dehydrogenase alpha subunit	oxidoreductase activity, acting on the aldehyde or oxo group of donors, disulfide as acceptor oxidoreductase activity oxidoreductase activity, acting on the aldehyde or oxo group of donors 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring) activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	-	-
B, D	2-oxo acid dehydrogenase beta subunit	oxidoreductase activity, acting on the aldehyde or oxo group of donors, disulfide as acceptor oxidoreductase activity oxidoreductase activity, acting on the aldehyde or oxo group of donors 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring) activity catalytic activity	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C	IPR029061	Thiamin diphosphate-binding fold	Homologous Superfamily
A, C	IPR001017	Dehydrogenase, E1 component	Domain
B, D	IPR005475	Transketolase-like, pyrimidine-binding domain	Domain
B, D	IPR029061	Thiamin diphosphate-binding fold	Homologous Superfamily
B, D	IPR009014	Transketolase C-terminal/Pyruvate-ferredoxin oxidoreductase domain II	Homologous Superfamily
B, D	IPR033248	Transketolase, C-terminal domain	Domain

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.