1WXH

E.coli NAD Synthetase, NAD

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	d1wxha_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Adenine nucleotide alpha hydrolases-like	automated matches	automated matches	(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	Adenine nucleotide alpha hydrolases-like	8033361	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	NAD_synthase	e1wxhA1	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: NAD_synthase	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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02540	NAD synthase (NAD_synthase)	NAD synthase	NAD synthase (EC:6.3.5.1) is involved in the de novo synthesis of NAD and is induced by stress factors such as heat shock and glucose limitation.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	NH(3)-dependent NAD(+) synthetase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding identical protein binding protein binding protein homodimerization activity protein dimerization activity NAD+ synthase (glutamine-hydrolyzing) activity carbon-nitrogen ligase activity, with glutamine as amido-N-donor catalytic activity ligase activity, forming carbon-nitrogen bonds ligase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides glutaminase activity hydrolase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds acid-ammonia (or amide) ligase activity NAD+ synthase activity	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process oxoacid metabolic process nucleotide biosynthetic process aspartate family amino acid metabolic process amino acid metabolic process organic acid metabolic process NAD metabolic process alpha-amino acid metabolic process nucleobase-containing compound metabolic process cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process oxoacid metabolic process nucleotide biosynthetic process aspartate family amino acid metabolic process amino acid metabolic process organic acid metabolic process NAD metabolic process alpha-amino acid metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process 'de novo' NAD biosynthetic process phosphate-containing compound metabolic process pyridine-containing compound metabolic process small molecule metabolic process phosphorus metabolic process aspartate metabolic process pyridine nucleotide metabolic process NAD biosynthetic process pyridine nucleotide biosynthetic process nucleoside phosphate metabolic process nicotinamide nucleotide metabolic process cellular metabolic process dicarboxylic acid metabolic process pyridine-containing compound biosynthetic process carboxylic acid metabolic process primary metabolic process nucleotide metabolic process nucleobase-containing compound biosynthetic process L-amino acid metabolic process purine-containing compound metabolic process nicotinamide nucleotide biosynthetic process proteinogenic amino acid metabolic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process metabolic process 'de novo' NAD biosynthetic process from aspartate purine nucleotide biosynthetic process pyridine nucleotide salvage nucleotide salvage purine nucleotide salvage cellular metabolic compound salvage NAD salvage purine-containing compound salvage	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR022310	NAD/GMP synthase	Domain
A	IPR022926	NH(3)-dependent NAD(+) synthetase	Family
A	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	Homologous Superfamily
A	IPR003694	NAD(+) synthetase	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.