7LON

Ornithine Aminotransferase (OAT) cocrystallized with its inactivator - (1S,3S)-3-amino-4-(difluoromethylene)cyclohexene-1-carboxylic acid

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth B]	SCOP2B Superfamily	PLP-dependent transferases	8032385	3000954	SCOP2B (2022-06-29)
B [auth A]	SCOP2B Superfamily	PLP-dependent transferases	8032385	3000954	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	PLP-dependent transferases	8032385	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 [auth B]	Aminotran_3_C	e7lonB2	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 [auth B]	Aminotran_3_N	e7lonB1	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 [auth A]	Aminotran_3_C	e7lonA2	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 [auth A]	Aminotran_3_N	e7lonA1	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	e7lonC2	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	e7lonC1	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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth A], C	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 [auth B], B [auth A], C	Ornithine aminotransferase, mitochondrial	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 transferase activity, transferring nitrogenous groups transaminase activity ornithine aminotransferase 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 transferase activity, transferring nitrogenous groups transaminase activity ornithine aminotransferase activity transferase activity catalytic activity	glutamine family amino acid biosynthetic process oxoacid metabolic process cellular biosynthetic process organonitrogen compound biosynthetic process amino acid metabolic process L-proline biosynthetic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process glutamine family amino acid metabolic process proline metabolic process organic substance metabolic process organic substance biosynthetic process glutamine family amino acid biosynthetic process oxoacid metabolic process cellular biosynthetic process organonitrogen compound biosynthetic process amino acid metabolic process L-proline biosynthetic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process glutamine family amino acid metabolic process proline metabolic process organic substance metabolic process organic substance biosynthetic process small molecule metabolic process proline biosynthetic process organonitrogen compound metabolic process small molecule biosynthetic process cellular metabolic process carboxylic acid metabolic process primary metabolic process L-amino acid biosynthetic process L-amino acid metabolic process organic cyclic compound metabolic process proteinogenic amino acid metabolic process amino acid biosynthetic process biosynthetic process organic cyclic compound biosynthetic process proteinogenic amino acid biosynthetic process metabolic process cellular process alpha-amino acid biosynthetic process catabolic process glutamine family amino acid catabolic process arginine catabolic process organic acid catabolic process cellular catabolic process arginine metabolic process carboxylic acid catabolic process amino acid catabolic process arginine catabolic process to proline organonitrogen compound catabolic process L-amino acid catabolic process alpha-amino acid catabolic process proteinogenic amino acid catabolic process arginine catabolic process to proline via ornithine small molecule catabolic process organic substance catabolic process multicellular organismal process sensory perception of light stimulus system process sensory perception nervous system process visual perception glutamate metabolic process arginine catabolic process to glutamate dicarboxylic acid metabolic process	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen mitochondrial matrix

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B], B [auth A], C	IPR049704	Aminotransferases class-III pyridoxal-phosphate attachment site	Conserved Site
A [auth B], B [auth A], C	IPR015421	Pyridoxal phosphate-dependent transferase, major domain	Homologous Superfamily
A [auth B], B [auth A], C	IPR015422	Pyridoxal phosphate-dependent transferase, small domain	Homologous Superfamily
A [auth B], B [auth A], C	IPR015424	Pyridoxal phosphate-dependent transferase	Homologous Superfamily
A [auth B], B [auth A], C	IPR005814	Aminotransferase class-III	Family
A [auth B], B [auth A], C	IPR010164	Ornithine aminotransferase	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A [auth B], B [auth A], C	Pharos: P04181	ornithine aminotransferase deficiency liver cancer Liver Cirrhosis, Experimental perinatal necrotizing enterocolitis ulcerative colitis atypical teratoid rhabdoid tumor glioblastoma large cell medulloblastoma liver neoplasm medulloblastoma ovarian cancer Pick disease breast cancer lung cancer necrotizing enterocolitis ornithine aminotransferase deficiency liver cancer Liver Cirrhosis, Experimental perinatal necrotizing enterocolitis ulcerative colitis atypical teratoid rhabdoid tumor glioblastoma large cell medulloblastoma liver neoplasm medulloblastoma ovarian cancer Pick disease breast cancer lung cancer necrotizing enterocolitis pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia primitive neuroectodermal tumor dermatomyositis malignant glioma

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.