1V7Y | pdb_00001v7y

Crystal structure of tryptophan synthase alpha-subunit from Escherichia coli at room temperature

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)
B	d1v7yb_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Ribulose-phoshate binding barrel	Tryptophan biosynthesis enzymes	automated matches	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d1v7ya1	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Ribulose-phoshate binding barrel	Tryptophan biosynthesis enzymes	Trp synthase alpha-subunit	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Ribulose-phoshate binding barrel	8033228	3000216	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Ribulose-phoshate binding barrel	8033228	3000216	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)
B		e1v7yB1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: Epimerase	F:	ECOD (20:10:01)
A		e1v7yA1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: Epimerase	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)
A	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00290	Tryptophan synthase alpha chain (Trp_syntA)	Tryptophan synthase alpha chain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Tryptophan synthase alpha chain	lyase activity catalytic activity molecular adaptor activity hydro-lyase activity carbon-oxygen lyase activity tryptophan synthase activity	aromatic amino acid family biosynthetic process aromatic amino acid metabolic process small molecule biosynthetic process oxoacid metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process biosynthetic process small molecule metabolic process metabolic process cellular process aromatic amino acid family biosynthetic process aromatic amino acid metabolic process small molecule biosynthetic process oxoacid metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process biosynthetic process small molecule metabolic process metabolic process cellular process indole-containing compound metabolic process alpha-amino acid metabolic process biogenic amine biosynthetic process indole-containing compound biosynthetic process L-tryptophan metabolic process indolalkylamine biosynthetic process L-amino acid biosynthetic process L-amino acid metabolic process L-tryptophan biosynthetic process proteinogenic amino acid metabolic process amine metabolic process amino acid biosynthetic process amine biosynthetic process proteinogenic amino acid biosynthetic process erythrose 4-phosphate/phosphoenolpyruvate family amino acid biosynthetic process biogenic amine metabolic process alpha-amino acid biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR002028	Tryptophan synthase, alpha chain	Family
A, B	IPR011060	Ribulose-phosphate binding barrel	Homologous Superfamily
A, B	IPR018204	Tryptophan synthase, alpha chain, active site	Active Site
A, B	IPR013785	Aldolase-type TIM barrel	Homologous Superfamily

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.