Annotations: 3KKI

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	PLP-dependent transferases	8078141	3000954	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	PLP-dependent transferases	8078141	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)
B		e3kkiB1	A: a/b three-layered sandwiches	X: Transmembrane heme-binding four-helical bundle	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F:	ECOD (v294.1)
B	Iso_dh	e3kkiB2	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Iso_dh	ECOD (v294.1)
A		e3kkiA1	A: a/b three-layered sandwiches	X: Transmembrane heme-binding four-helical bundle	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F:	ECOD (v294.1)
A	Iso_dh	e3kkiA2	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Iso_dh	ECOD (v294.1)

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	CAI-1 autoinducer synthase	transferase activity, transferring nitrogenous groups 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 acyltransferase activity 8-amino-7-oxononanoate synthase activity transferase activity, transferring nitrogenous groups 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 acyltransferase activity 8-amino-7-oxononanoate synthase activity acyltransferase activity, transferring groups other than amino-acyl groups	water-soluble vitamin biosynthetic process monocarboxylic acid biosynthetic process biotin metabolic process small molecule biosynthetic process oxoacid metabolic process carboxylic acid metabolic process vitamin biosynthetic process organic acid biosynthetic process organic acid metabolic process biotin biosynthetic process carboxylic acid biosynthetic process vitamin metabolic process sulfur compound biosynthetic process biosynthetic process water-soluble vitamin biosynthetic process monocarboxylic acid biosynthetic process biotin metabolic process small molecule biosynthetic process oxoacid metabolic process carboxylic acid metabolic process vitamin biosynthetic process organic acid biosynthetic process organic acid metabolic process biotin biosynthetic process carboxylic acid biosynthetic process vitamin metabolic process sulfur compound biosynthetic process biosynthetic process small molecule metabolic process metabolic process cellular process sulfur compound metabolic process monocarboxylic acid metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
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	IPR004839	Aminotransferase, class I/classII, large domain	Domain
A, B	IPR050087	8-amino-7-oxononanoate synthase class-II	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.