2NZ2

Crystal structure of human argininosuccinate synthase in complex with aspartate and citrulline

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2nz2a1	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Adenine nucleotide alpha hydrolases-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2nz2a2	Alpha and beta proteins (a+b)	Argininosuccinate synthetase, C-terminal domain	Argininosuccinate synthetase, C-terminal domain	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Arginosuc_synth_C	e2nz2A1	A: a+b complex topology	X: Argininosuccinate synthetase-C (From Topology)	H: Argininosuccinate synthetase-C (From Topology)	T: Argininosuccinate synthetase-C	F: Arginosuc_synth_C	ECOD (1.6)
A	Arginosuc_synth_N	e2nz2A2	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: Arginosuc_synth_N	ECOD (1.6)

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	1.20.5.470	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Single helix bin	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 synthase	binding toxic substance binding amino acid binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding binding toxic substance binding amino acid binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding identical protein binding protein binding RNA binding nucleic acid binding argininosuccinate synthase activity catalytic activity ligase activity, forming carbon-nitrogen bonds ligase activity	regulation of biosynthetic process regulation of nitric oxide biosynthetic process regulation of biological process regulation of cellular process biological regulation positive regulation of biological process reactive nitrogen species metabolic process positive regulation of nitric oxide metabolic process nitric oxide metabolic process positive regulation of metabolic process nitric oxide biosynthetic process biosynthetic process positive regulation of biosynthetic process cellular process regulation of biosynthetic process regulation of nitric oxide biosynthetic process regulation of biological process regulation of cellular process biological regulation positive regulation of biological process reactive nitrogen species metabolic process positive regulation of nitric oxide metabolic process nitric oxide metabolic process positive regulation of metabolic process nitric oxide biosynthetic process biosynthetic process positive regulation of biosynthetic process cellular process metabolic process regulation of nitric oxide metabolic process positive regulation of nitric oxide biosynthetic process regulation of metabolic process positive regulation of cellular process response to stimulus response to chemical response to xenobiotic stimulus developmental process multicellular organism development multicellular organismal process digestive system development tube development midgut development anatomical structure development digestive tract development system development cellular response to stimulus response to lipid response to fatty acid response to oxygen-containing compound cellular response to oleic acid cellular response to oxygen-containing compound cellular response to fatty acid cellular response to chemical stimulus response to oleic acid cellular response to lipid regulation of cell adhesion negative regulation of biological process leukocyte cell-cell adhesion negative regulation of cell adhesion cell adhesion cell-cell adhesion negative regulation of leukocyte cell-cell adhesion negative regulation of cell-cell adhesion regulation of leukocyte cell-cell adhesion negative regulation of cellular process regulation of cell-cell adhesion response to mycotoxin response to toxic substance tricarboxylic acid metabolic process oxoacid metabolic process carboxylic acid metabolic process modified amino acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process non-proteinogenic amino acid metabolic process argininosuccinate metabolic process small molecule metabolic process response to ketone cellular response to endogenous stimulus response to hormone response to steroid hormone cellular response to ketone cellular response to steroid hormone stimulus response to organic cyclic compound cellular response to hormone stimulus response to endogenous stimulus cellular response to dexamethasone stimulus response to glucocorticoid cellular response to organic cyclic compound cellular response to glucocorticoid stimulus cellular response to corticosteroid stimulus response to corticosteroid response to dexamethasone diaphragm development animal organ development muscle structure development skeletal muscle organ development respiratory system development muscle organ development citrulline metabolic process response to metal ion response to zinc ion acute-phase response defense response response to stress inflammatory response acute inflammatory response cellular response to acid chemical cellular response to amino acid stimulus response to acid chemical response to amino acid response to growth hormone response to peptide hormone response to nitrogen compound kidney development renal system development nitrogen cycle metabolic process urea cycle amide biosynthetic process amide metabolic process urea metabolic process cellular response to amine stimulus cellular response to nitrogen compound response to amine hepaticobiliary system development gland development liver development L-arginine biosynthetic process glutamine family amino acid biosynthetic process organic acid biosynthetic process carboxylic acid biosynthetic process glutamine family amino acid metabolic process arginine metabolic process small molecule biosynthetic process L-amino acid biosynthetic process proteinogenic amino acid metabolic process amino acid biosynthetic process proteinogenic amino acid biosynthetic process alpha-amino acid biosynthetic process rhythmic process circadian rhythm cellular response to ammonium ion response to ammonium ion cellular response to peptide hormone stimulus response to glucagon cellular response to glucagon stimulus biological process involved in interspecies interaction between organisms response to other organism cellular response to lipopolysaccharide response to external stimulus cellular response to molecule of bacterial origin response to lipopolysaccharide response to biotic stimulus cellular response to biotic stimulus response to bacterium response to external biotic stimulus response to molecule of bacterial origin response to organophosphorus response to purine-containing compound response to cAMP cellular response to cAMP response to peptide cellular response to tumor necrosis factor response to cytokine cellular response to cytokine stimulus response to tumor necrosis factor response to laminar fluid shear stress cellular response to stress cellular response to laminar fluid shear stress response to fluid shear stress cellular response to fluid shear stress immune response response to type II interferon defense response to symbiont cellular response to type II interferon immune system process defense response to other organism innate immune response dicarboxylic acid metabolic process aspartate family amino acid metabolic process aspartate metabolic process response to nutrient levels response to nutrient response to estradiol	somatodendritic compartment cell body cellular anatomical structure perikaryon neuronal cell body extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle somatodendritic compartment cell body cellular anatomical structure perikaryon neuronal cell body extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol mitochondrial membrane mitochondrion membrane organelle outer membrane intracellular membrane-bounded organelle intracellular organelle organelle envelope bounding membrane of organelle mitochondrial envelope mitochondrial outer membrane outer membrane organelle membrane cell body fiber cell projection neuron projection plasma membrane bounded cell projection nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

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

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P00966	citrullinemia urea cycle disorder citrullinemia type I diabetic peripheral angiopathy Barrett esophagus lung cancer malignant mesothelioma Microangiopathy, Diabetic oligodendroglioma acute myeloid leukemia pancreatic intraductal papillary-mucinous carcinoma argininosuccinic aciduria pituitary cancer breast cancer interstitial cystitis citrullinemia urea cycle disorder citrullinemia type I diabetic peripheral angiopathy Barrett esophagus lung cancer malignant mesothelioma Microangiopathy, Diabetic oligodendroglioma acute myeloid leukemia pancreatic intraductal papillary-mucinous carcinoma argininosuccinic aciduria pituitary cancer breast cancer interstitial cystitis malignant ependymoma malignant pancreatic neoplasm nasopharyngeal carcinoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm astrocytic tumor transitional cell carcinoma breast fibroadenoma Crohn disease Duchenne muscular dystrophy inborn errors of metabolism limb-girdle muscular dystrophy malignant glioma medulloblastoma nephrosclerosis pancreatic ductal adenocarcinoma pilocytic astrocytoma ulcerative colitis cutaneous lupus erythematosus esophageal adenocarcinoma intellectual disability

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.