1KP2 | pdb_00001kp2

Crystal Structure of E. coli Argininosuccinate Synthetase in Complex with ATP

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1kp2a1	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Adenine nucleotide alpha hydrolases-like	N-type ATP pyrophosphatases	Argininosuccinate synthetase, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d1kp2a2	Alpha and beta proteins (a+b)	Argininosuccinate synthetase, C-terminal domain	Argininosuccinate synthetase, C-terminal domain	Argininosuccinate synthetase, C-terminal domain	Argininosuccinate synthetase, 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	Argininosuccinate synthetase, C-terminal domain	8037926	3001063	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Adenine nucleotide alpha hydrolases-like	8037923	3001593	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		e1kp2A1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: CBAH	F:	ECOD (20:10:01)
A		e1kp2A2	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: SNO, Peptidase_S51	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
A	3.90.1260.10	Alpha Beta	Alpha-Beta Complex	Argininosuccinate synthetase, chain A, domain 2	Argininosuccinate synthetase, chain A, domain 2	CATH (4.3.0)
A	1.10.287.400	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF20979	Arginosuccinate synthase C-terminal domain (Arginosuc_syn_C)	Arginosuccinate synthase C-terminal domain	This entry represents the C-terminal domain of the Arginosuccinate synthase enzyme.	Domain
A	PF00764	Arginosuccinate synthase N-terminal HUP domain (Arginosuc_synth)	Arginosuccinate synthase N-terminal HUP domain	This entry represents the N-terminal domain of the Arginosuccinate synthase enzyme. This domain is part of the HUP superfamily.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	argininosuccinate synthetase	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding identical protein binding protein binding protein homodimerization activity protein dimerization activity argininosuccinate synthase activity catalytic activity ligase activity, forming carbon-nitrogen bonds ligase activity	L-arginine biosynthetic process oxoacid metabolic process small molecule biosynthetic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process L-amino acid biosynthetic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process L-glutamine family amino acid biosynthetic process L-amino acid metabolic process carboxylic acid biosynthetic process arginine metabolic process proteinogenic amino acid metabolic process L-arginine biosynthetic process oxoacid metabolic process small molecule biosynthetic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process L-amino acid biosynthetic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process L-glutamine family amino acid biosynthetic process L-amino acid metabolic process carboxylic acid biosynthetic process arginine metabolic process proteinogenic amino acid metabolic process amino acid biosynthetic process biosynthetic process proteinogenic amino acid biosynthetic process metabolic process cellular process small molecule metabolic process alpha-amino acid biosynthetic process tricarboxylic acid metabolic process modified amino acid metabolic process non-proteinogenic amino acid metabolic process argininosuccinate metabolic process nitrogen cycle metabolic process urea cycle urea metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR018223	Argininosuccinate synthase, conserved site	Conserved Site
A	IPR001518	Argininosuccinate synthase	Family
A	IPR024073	Argininosuccinate synthetase mutimerisation domain, C-terminal tail	Homologous Superfamily
A	IPR048267	Arginosuccinate synthase-like, N-terminal domain	Domain
A	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	Homologous Superfamily
A	IPR048268	Arginosuccinate synthase C-terminal domain	Domain
A	IPR023437	Argininosuccinate synthase, type 2 subfamily	Family
A	IPR023434	Argininosuccinate synthase, type 1 subfamily	Family
A	IPR024074	Argininosuccinate synthetase, catalytic/multimerisation domain body	Homologous Superfamily

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.