Annotations: 9ATC

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d9atca1	Alpha and beta proteins (a/b)	ATC-like	Aspartate/ornithine carbamoyltransferase	Aspartate/ornithine carbamoyltransferase	Aspartate carbamoyltransferase catalytic subunit	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d9atcb1	Alpha and beta proteins (a+b)	Ferredoxin-like	Aspartate carbamoyltransferase, Regulatory-chain, N-terminal domain	Aspartate carbamoyltransferase, Regulatory-chain, N-terminal domain	Aspartate carbamoyltransferase	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d9atcb2	Small proteins	Rubredoxin-like	Aspartate carbamoyltransferase, Regulatory-chain, C-terminal domain	Aspartate carbamoyltransferase, Regulatory-chain, C-terminal domain	Aspartate carbamoyltransferase, Regulatory-chain, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Aspartate/ornithine carbamoyltransferase	8032839	3001396	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Aspartate/ornithine carbamoyltransferase	8032836	3001396	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Aspartate carbamoyltransferase, Regulatory-chain, N-terminal domain	8041529	3001148	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Aspartate carbamoyltransferase, Regulatory-chain, C-terminal domain	8041534	3001307	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	OTCace	e9atcA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Aspartate/ornithine carbamoyltransferase	F: OTCace	ECOD (1.6)
A	OTCace_N	e9atcA2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Aspartate/ornithine carbamoyltransferase	F: OTCace_N	ECOD (1.6)
B	PyrI	e9atcB1	A: a+b two layers	X: Alpha-beta plaits	H: Aspartate carbamoyltransferase, Regulatory-chain, N-terminal domain (From Topology)	T: Aspartate carbamoyltransferase, Regulatory-chain, N-terminal domain	F: PyrI	ECOD (1.6)
B	PyrI_C	e9atcB2	A: few secondary structure elements	X: Rubredoxin-like	H: Rubredoxin-related	T: Aspartate carbamoyltransferase, Regulatory-chain, C-terminal domain	F: PyrI_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1370	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Aspartate/ornithine carbamoyltransferase	CATH (4.3.0)
B	3.30.70.140	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Aspartate carbamoyltransferase regulatory subunit, N-terminal domain	CATH (4.3.0)
B	2.30.30.20	Mainly Beta	Roll	SH3 type barrels.	Aspartate carbamoyltransferase regulatory subunit, C-terminal domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02729	Aspartate/ornithine carbamoyltransferase, carbamoyl-P binding domain (OTCace_N)	Aspartate/ornithine carbamoyltransferase, carbamoyl-P binding domain	-	Domain
A	PF00185	Aspartate/ornithine carbamoyltransferase, Asp/Orn binding domain (OTCace)	Aspartate/ornithine carbamoyltransferase, Asp/Orn binding domain	-	Domain
B	PF02748	Aspartate carbamoyltransferase regulatory chain, metal binding domain (PyrI_C)	Aspartate carbamoyltransferase regulatory chain, metal binding domain	The regulatory chain is involved in allosteric regulation of aspartate carbamoyltransferase. The C-terminal metal binding domain has a rubredoxin-like fold and provides the interface with the catalytic chain.	Domain
B	PF01948	Aspartate carbamoyltransferase regulatory chain, allosteric domain (PyrI)	Aspartate carbamoyltransferase regulatory chain, allosteric domain	The regulatory chain is involved in allosteric regulation of aspartate carbamoyltransferase. The N-terminal domain has ferredoxin-like fold, and provides the regulatory chain dimerisation interface.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	ASPARTATE TRANSCARBAMOYLASE	aspartate carbamoyltransferase activity carboxyl- or carbamoyltransferase activity transferase activity, transferring one-carbon groups transferase activity catalytic activity binding amino acid binding identical protein binding protein binding	pyrimidine-containing compound metabolic process nucleobase biosynthetic process pyrimidine nucleobase biosynthetic process primary metabolic process nucleobase-containing compound metabolic process pyrimidine nucleobase metabolic process biosynthetic process nucleobase-containing small molecule metabolic process nucleobase metabolic process 'de novo' pyrimidine nucleobase biosynthetic process small molecule metabolic process metabolic process pyrimidine-containing compound biosynthetic process glutamine metabolic process pyrimidine-containing compound metabolic process nucleobase biosynthetic process pyrimidine nucleobase biosynthetic process primary metabolic process nucleobase-containing compound metabolic process pyrimidine nucleobase metabolic process biosynthetic process nucleobase-containing small molecule metabolic process nucleobase metabolic process 'de novo' pyrimidine nucleobase biosynthetic process small molecule metabolic process metabolic process pyrimidine-containing compound biosynthetic process glutamine metabolic process oxoacid metabolic process cellular metabolic process carboxylic acid metabolic process amino acid metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process glutamine family amino acid metabolic process proteinogenic amino acid metabolic process cellular process protein-containing complex organization protein trimerization cellular component organization cellular component biogenesis cellular component assembly protein homotrimerization protein complex oligomerization protein-containing complex assembly protein homooligomerization cellular component organization or biogenesis ribose phosphate metabolic process nucleotide biosynthetic process carbohydrate derivative metabolic process pyrimidine nucleotide metabolic process 'de novo' UMP biosynthetic process ribonucleotide biosynthetic process UMP biosynthetic process ribonucleotide metabolic process ribonucleoside monophosphate metabolic process phosphate-containing compound metabolic process UMP metabolic process phosphorus metabolic process nucleoside monophosphate metabolic process ribose phosphate biosynthetic process pyrimidine ribonucleotide metabolic process nucleoside phosphate metabolic process carbohydrate derivative biosynthetic process pyrimidine nucleoside monophosphate metabolic process pyrimidine ribonucleoside monophosphate metabolic process nucleobase-containing compound biosynthetic process nucleotide metabolic process nucleoside monophosphate biosynthetic process pyrimidine ribonucleoside monophosphate biosynthetic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process pyrimidine nucleoside monophosphate biosynthetic process ribonucleoside monophosphate biosynthetic process pyrimidine nucleotide biosynthetic process pyrimidine ribonucleotide biosynthetic process	protein-containing complex catalytic complex aspartate carbamoyltransferase complex transferase complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol
B	ASPARTATE TRANSCARBAMOYLASE	cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	pyrimidine-containing compound metabolic process nucleobase biosynthetic process pyrimidine nucleobase biosynthetic process primary metabolic process nucleobase-containing compound metabolic process pyrimidine nucleobase metabolic process biosynthetic process nucleobase-containing small molecule metabolic process nucleobase metabolic process 'de novo' pyrimidine nucleobase biosynthetic process small molecule metabolic process metabolic process pyrimidine-containing compound biosynthetic process nucleoside phosphate metabolic process pyrimidine-containing compound metabolic process nucleobase biosynthetic process pyrimidine nucleobase biosynthetic process primary metabolic process nucleobase-containing compound metabolic process pyrimidine nucleobase metabolic process biosynthetic process nucleobase-containing small molecule metabolic process nucleobase metabolic process 'de novo' pyrimidine nucleobase biosynthetic process small molecule metabolic process metabolic process pyrimidine-containing compound biosynthetic process nucleoside phosphate metabolic process nucleotide biosynthetic process cellular metabolic process nucleobase-containing compound biosynthetic process nucleotide metabolic process pyrimidine nucleotide metabolic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process phosphate-containing compound metabolic process cellular process phosphorus metabolic process pyrimidine nucleotide biosynthetic process	intracellular anatomical structure cytoplasm cellular anatomical entity protein-containing complex catalytic complex aspartate carbamoyltransferase complex transferase complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR006132	Aspartate/ornithine carbamoyltransferase, carbamoyl-P binding	Domain
A	IPR006131	Aspartate/ornithine carbamoyltransferase, Asp/Orn-binding domain	Domain
A	IPR036901	Aspartate/ornithine carbamoyltransferase superfamily	Homologous Superfamily
A	IPR006130	Aspartate/ornithine carbamoyltransferase	Family
A	IPR002082	Aspartate carbamoyltransferase	Family
B	IPR036792	Aspartate carbamoyltransferase regulatory subunit, C-terminal domain superfamily	Homologous Superfamily
B	IPR036793	Aspartate carbamoyltransferase regulatory subunit, N-terminal domain superfamily	Homologous Superfamily
B	IPR020542	Aspartate carbamoyltransferase regulatory subunit, C-terminal	Domain
B	IPR020545	Aspartate carbamoyltransferase regulatory subunit, N-terminal	Domain
B	IPR002801	Aspartate transcarbamylase regulatory subunit	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.