3ZRQ

Crystal structure and substrate specificity of a thermophilic archaeal serine : pyruvate aminotransferase from Sulfolobus solfataricus

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
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)
B	AGAT_like	e3zrqB3	A: a+b two layers	X: C-terminal domain in some PLP-dependent transferases (From Topology)	H: C-terminal domain in some PLP-dependent transferases (From Topology)	T: C-terminal domain in some PLP-dependent transferases	F: AGAT_like	ECOD (1.6)
B	Aminotran_5_N	e3zrqB2	A: a/b three-layered sandwiches	X: PLP-dependent transferases (From Topology)	H: PLP-dependent transferases (From Topology)	T: PLP-dependent transferases	F: Aminotran_5_N	ECOD (1.6)
A	AGAT_like	e3zrqA3	A: a+b two layers	X: C-terminal domain in some PLP-dependent transferases (From Topology)	H: C-terminal domain in some PLP-dependent transferases (From Topology)	T: C-terminal domain in some PLP-dependent transferases	F: AGAT_like	ECOD (1.6)
A	Aminotran_5_N	e3zrqA2	A: a/b three-layered sandwiches	X: PLP-dependent transferases (From Topology)	H: PLP-dependent transferases (From Topology)	T: PLP-dependent transferases	F: Aminotran_5_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

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

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00266	Aminotransferase class-V (Aminotran_5)	Aminotransferase class-V	This domain is found in amino transferases, and other enzymes including cysteine desulphurase EC:4.4.1.-.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	SERINE-PYRUVATE AMINOTRANSFERASE (AGXT)	L-serine-pyruvate transaminase activity transferase activity, transferring nitrogenous groups transaminase activity transferase activity catalytic activity alanine-glyoxylate transaminase activity cation binding ion binding binding metal ion binding small molecule binding	serine family amino acid metabolic process oxoacid metabolic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process glycine metabolic process glycine biosynthetic process glycine biosynthetic process, by transamination of glyoxylate small molecule metabolic process small molecule biosynthetic process carboxylic acid metabolic process L-amino acid biosynthetic process serine family amino acid metabolic process oxoacid metabolic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process glycine metabolic process glycine biosynthetic process glycine biosynthetic process, by transamination of glyoxylate small molecule metabolic process small molecule biosynthetic process carboxylic acid metabolic process L-amino acid biosynthetic process primary metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process amino acid biosynthetic process biosynthetic process proteinogenic amino acid biosynthetic process metabolic process cellular process serine family amino acid biosynthetic process alpha-amino acid biosynthetic process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle peroxisome microbody cytoplasm intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR020578	Aminotransferase class-V, pyridoxal-phosphate binding site	Binding Site
A, B	IPR015424	Pyridoxal phosphate-dependent transferase	Homologous Superfamily
A, B	IPR015421	Pyridoxal phosphate-dependent transferase, major domain	Homologous Superfamily
A, B	IPR015422	Pyridoxal phosphate-dependent transferase, small domain	Homologous Superfamily
A, B	IPR000192	Aminotransferase class V domain	Domain
A, B	IPR024169	Serine-pyruvate aminotransferase/2-aminoethylphosphonate-pyruvate transaminase	Family

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.