3OKS

Crystal structure of 4-aminobutyrate transaminase from mycobacterium smegmatis

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
Protein Modification Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3oksa_	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Mycolicibacterium smegmatis MC2 155 ) [TaxId: 246196 ],	SCOPe (2.08)
B	d3oksb1	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Mycolicibacterium smegmatis MC2 155 ) [TaxId: 246196 ],	SCOPe (2.08)
B	d3oksb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mycolicibacterium smegmatis MC2 155 ) [TaxId: 246196 ],	SCOPe (2.08)
C	d3oksc1	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Mycolicibacterium smegmatis MC2 155 ) [TaxId: 246196 ],	SCOPe (2.08)
C	d3oksc2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mycolicibacterium smegmatis MC2 155 ) [TaxId: 246196 ],	SCOPe (2.08)
D	d3oksd1	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Mycolicibacterium smegmatis MC2 155 ) [TaxId: 246196 ],	SCOPe (2.08)
D	d3oksd2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mycolicibacterium smegmatis MC2 155 ) [TaxId: 246196 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	GABA-aminotransferase-like	8071909	4000675	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PLP-dependent transferases	8071910	3000954	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	PLP-dependent transferases	8071910	3000954	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	PLP-dependent transferases	8071910	3000954	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	PLP-dependent transferases	8071910	3000954	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	Aminotran_3_C	e3oksA3	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: Aminotran_3_C	ECOD (1.6)
A	Aminotran_3_N	e3oksA2	A: a/b three-layered sandwiches	X: PLP-dependent transferases (From Topology)	H: PLP-dependent transferases (From Topology)	T: PLP-dependent transferases	F: Aminotran_3_N	ECOD (1.6)
B	Aminotran_3_C	e3oksB3	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: Aminotran_3_C	ECOD (1.6)
B	Aminotran_3_N	e3oksB2	A: a/b three-layered sandwiches	X: PLP-dependent transferases (From Topology)	H: PLP-dependent transferases (From Topology)	T: PLP-dependent transferases	F: Aminotran_3_N	ECOD (1.6)
C	Aminotran_3_C	e3oksC3	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: Aminotran_3_C	ECOD (1.6)
C	Aminotran_3_N	e3oksC2	A: a/b three-layered sandwiches	X: PLP-dependent transferases (From Topology)	H: PLP-dependent transferases (From Topology)	T: PLP-dependent transferases	F: Aminotran_3_N	ECOD (1.6)
D	Aminotran_3_C	e3oksD3	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: Aminotran_3_C	ECOD (1.6)
D	Aminotran_3_N	e3oksD2	A: a/b three-layered sandwiches	X: PLP-dependent transferases (From Topology)	H: PLP-dependent transferases (From Topology)	T: PLP-dependent transferases	F: Aminotran_3_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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)
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)
C	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
C	3.40.640.10	Alpha Beta	3-Layer(aba) Sandwich	Aspartate Aminotransferase	domain 2	CATH (4.3.0)
D	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
D	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, C, D	PF00202	Aminotransferase class-III (Aminotran_3)	Aminotransferase class-III	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	4-aminobutyrate transaminase	transferase activity, transferring nitrogenous groups 4-aminobutyrate:2-oxoglutarate transaminase activity transaminase activity transferase activity catalytic activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding organic cyclic compound binding anion binding heterocyclic compound binding small molecule binding transferase activity, transferring nitrogenous groups 4-aminobutyrate:2-oxoglutarate transaminase activity transaminase activity transferase activity catalytic activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding organic cyclic compound binding anion binding heterocyclic compound binding small molecule binding identical protein binding protein binding	gamma-aminobutyric acid metabolic process oxoacid metabolic process cellular metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process non-proteinogenic amino acid metabolic process metabolic process small molecule metabolic process cellular process monocarboxylic acid metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR049704	Aminotransferases class-III pyridoxal-phosphate attachment site	Conserved Site
A, B, C, D	IPR050103	Class-III Pyridoxal-phosphate-dependent Aminotransferase	Family
A, B, C, D	IPR015424	Pyridoxal phosphate-dependent transferase	Homologous Superfamily
A, B, C, D	IPR005814	Aminotransferase class-III	Family
A, B, C, D	IPR015421	Pyridoxal phosphate-dependent transferase, major domain	Homologous Superfamily
A, B, C, D	IPR015422	Pyridoxal phosphate-dependent transferase, small domain	Homologous Superfamily
A, B, C, D	IPR004632	4-aminobutyrate aminotransferase, bacterial	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C, D	LLP	Parent Component: LYS RESID: AA0119 PSI-MOD : N6-pyridoxal phosphate-L-lysine MOD:00128

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.