Annotations: 1YAA

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d1yaad_	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	AAT-like	Aspartate aminotransferase, AAT	(Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
C	d1yaac_	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	AAT-like	Aspartate aminotransferase, AAT	(Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
B	d1yaab_	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	AAT-like	Aspartate aminotransferase, AAT	(Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
A	d1yaaa_	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	AAT-like	Aspartate aminotransferase, AAT	(Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	PLP-dependent transferases	8032310	3000954	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	PLP-dependent transferases	8032310	3000954	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	PLP-dependent transferases	8032310	3000954	SCOP2B (2022-06-29)
A	SCOP2 Family	AAT-like	8019930	4000670	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PLP-dependent transferases	8032310	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)
D	Aminotran_3	e1yaaD2	A: alpha bundles	X: Glutamine synthetase-like	H: Glutamine synthetase/guanido kinase	T: Glutamine synthetase/guanido kinase	F: Aminotran_3	ECOD (develop294)
C	Aminotran_3	e1yaaC2	A: alpha bundles	X: Glutamine synthetase-like	H: Glutamine synthetase/guanido kinase	T: Glutamine synthetase/guanido kinase	F: Aminotran_3	ECOD (develop294)
B	Aminotran_3	e1yaaB2	A: alpha bundles	X: Glutamine synthetase-like	H: Glutamine synthetase/guanido kinase	T: Glutamine synthetase/guanido kinase	F: Aminotran_3	ECOD (develop294)
A	Aminotran_3	e1yaaA2	A: alpha bundles	X: Glutamine synthetase-like	H: Glutamine synthetase/guanido kinase	T: Glutamine synthetase/guanido kinase	F: Aminotran_3	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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)
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)
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, C, D	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, C, D	ASPARTATE AMINOTRANSFERASE	transferase activity, transferring nitrogenous groups transaminase activity transferase activity L-aspartate:2-oxoglutarate aminotransferase activity catalytic activity ribonucleoprotein complex binding protein-containing complex binding binding ribosomal large subunit binding ribosome binding vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding transferase activity, transferring nitrogenous groups transaminase activity transferase activity L-aspartate:2-oxoglutarate aminotransferase activity catalytic activity ribonucleoprotein complex binding protein-containing complex binding binding ribosomal large subunit binding ribosome binding vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding anion binding heterocyclic compound binding small molecule binding	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 aspartate metabolic process aspartate family amino acid biosynthetic process organic acid biosynthetic 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 aspartate metabolic process aspartate family amino acid biosynthetic process organic acid biosynthetic process carboxylic acid biosynthetic process dicarboxylic acid biosynthetic process small molecule biosynthetic process L-amino acid biosynthetic process L-amino acid metabolic process proteinogenic amino acid metabolic process amino acid biosynthetic process biosynthetic process proteinogenic amino acid biosynthetic process L-aspartate biosynthetic process alpha-amino acid biosynthetic process 2-oxoglutarate metabolic process cellular response to stimulus negative regulation of translation in response to stress regulation of cellular process response to stimulus negative regulation of biological process protein biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression translational initiation negative regulation of protein metabolic process regulation of biological process regulation of translational initiation regulation of protein metabolic process negative regulation of metabolic process regulation of gene expression negative regulation of gene expression negative regulation of macromolecule biosynthetic process response to chemical regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of metabolic process negative regulation of translation in response to oxidative stress cellular response to oxidative stress cellular response to chemical stress negative regulation of translation regulation of translation in response to stress cellular response to stress response to stress negative regulation of cellular process protein metabolic process negative regulation of macromolecule metabolic process negative regulation of translational initiation in response to stress regulation of biosynthetic process biological regulation negative regulation of translational initiation regulation of macromolecule metabolic process gene expression translation macromolecule biosynthetic process regulation of translation in response to oxidative stress response to oxidative stress cellular response to chemical stimulus negative regulation of biosynthetic process regulation of translation regulation of translational initiation in response to stress	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle peroxisome microbody cytoplasm intracellular membrane-bounded organelle cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR004838	Aminotransferases, class-I, pyridoxal-phosphate-binding site	Binding Site
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	IPR015424	Pyridoxal phosphate-dependent transferase	Homologous Superfamily
A, B, C, D	IPR000796	Aspartate/other aminotransferase	Family
A, B, C, D	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.