2CST | pdb_00002cst

CRYSTAL STRUCTURE OF THE CLOSED FORM OF CHICKEN CYTOSOLIC ASPARTATE AMINOTRANSFERASE AT 1.9 ANGSTROMS RESOLUTION

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	d2cstb_	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	AAT-like	Aspartate aminotransferase, AAT	chicken (Gallus gallus ) [TaxId: 9031 ],	SCOPe (2.08)
A	d2csta_	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	AAT-like	Aspartate aminotransferase, AAT	chicken (Gallus gallus ) [TaxId: 9031 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	PLP-dependent transferases	8032306	3000954	SCOP2B (2022-06-29)
A	SCOP2 Family	AAT-like	8019926	4000670	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PLP-dependent transferases	8032306	3000954	SCOP2 (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		e2cstB2	A: Glutamine synthetase-like	X: Glutamine synthetase/guanido kinase	H: Glutamine synthetase/guanido kinase	T: Aminotran_3	F:	ECOD (20:10:01)
A		e2cstA2	A: Glutamine synthetase-like	X: Glutamine synthetase/guanido kinase	H: Glutamine synthetase/guanido kinase	T: Aminotran_3	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
B	3.40.640.10	Alpha Beta	3-Layer(aba) Sandwich	Aspartate Aminotransferase	domain 2	CATH (4.3.0)
A	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
A	3.40.640.10	Alpha Beta	3-Layer(aba) Sandwich	Aspartate Aminotransferase	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00155	Aminotransferase class I and II (Aminotran_1_2)	Aminotransferase class I and II		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	ASPARTATE AMINOTRANSFERASE	transferase activity, transferring nitrogenous groups transaminase activity L-cysteine transaminase activity transferase activity catalytic activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding anion binding heterocyclic compound binding small molecule binding 2-aminobutanoate transaminase activity transferase activity, transferring nitrogenous groups transaminase activity L-cysteine transaminase activity transferase activity catalytic activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding anion binding heterocyclic compound binding small molecule binding 2-aminobutanoate transaminase activity L-aspartate:2-oxoglutarate aminotransferase activity phosphatidylserine decarboxylase activity carboxy-lyase activity lyase activity carbon-carbon lyase activity	oxoacid metabolic process dicarboxylic acid metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process glutamate metabolic process small molecule metabolic process metabolic process cellular process catabolic process organic acid catabolic process dicarboxylic acid catabolic process oxoacid metabolic process dicarboxylic acid metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process glutamate metabolic process small molecule metabolic process metabolic process cellular process catabolic process organic acid catabolic process dicarboxylic acid catabolic process carboxylic acid catabolic process aspartate metabolic process amino acid catabolic process L-amino acid catabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process alpha-amino acid catabolic process proteinogenic amino acid catabolic process L-aspartate catabolic process small molecule catabolic process carbohydrate metabolic process polyol metabolic process small molecule biosynthetic process glycerol biosynthetic process carbohydrate biosynthetic process alditol biosynthetic process alcohol metabolic process glycerol metabolic process biosynthetic process polyol biosynthetic process alcohol biosynthetic process response to corticosteroid response to lipid response to stimulus response to hormone response to steroid hormone response to chemical response to endogenous stimulus response to glucocorticoid fatty acid homeostasis chemical homeostasis homeostatic process lipid homeostasis monosaccharide metabolic process hexose metabolic process monosaccharide biosynthetic process gluconeogenesis hexose biosynthetic process glucose metabolic process aspartate family amino acid biosynthetic process organic acid biosynthetic process carboxylic acid biosynthetic process dicarboxylic acid biosynthetic process L-amino acid biosynthetic process amino acid biosynthetic process proteinogenic amino acid biosynthetic process L-aspartate biosynthetic process alpha-amino acid biosynthetic process cellular response to stimulus cellular response to nitrogen compound response to peptide hormone response to oxygen-containing compound cellular response to peptide hormone stimulus response to nitrogen compound cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to chemical stimulus response to insulin cellular response to insulin stimulus cellular response to hormone stimulus 2-oxoglutarate metabolic process regulation of biological process regulation of cellular process cell surface receptor signaling pathway signaling biological regulation cell communication Notch signaling pathway signal transduction oxaloacetate metabolic process nucleoside phosphate metabolic process nicotinamide nucleotide metabolic process nucleotide metabolic process purine-containing compound metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process organophosphate metabolic process nucleobase-containing small molecule metabolic process phosphate-containing compound metabolic process pyridine-containing compound metabolic process malate-aspartate shuttle phosphorus metabolic process NAD+ metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR004838	Aminotransferases, class-I, pyridoxal-phosphate-binding site	Binding Site
A, B	IPR000796	Aspartate/other aminotransferase	Family
A, B	IPR015421	Pyridoxal phosphate-dependent transferase, major domain	Homologous Superfamily
A, B	IPR015422	Pyridoxal phosphate-dependent transferase, small domain	Homologous Superfamily
A, B	IPR015424	Pyridoxal phosphate-dependent transferase	Homologous Superfamily
A, B	IPR004839	Aminotransferase, class I/classII, large domain	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.