4YUB | pdb_00004yub

Crystal structure of human Nicotinic Acid Phosphoribosyltransferase

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	WD40	e4yubB1	A: a/b three-layered sandwiches	X: OB-fold	H: Phage tail fiber protein trimerization domain	T: 7-bladed	F: WD40	ECOD (v294.1)
A	SMC_N, AAA_23	e4yubA1	A: a/b three-layered sandwiches	X: OB-fold	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F: SMC_N, AAA_23	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.20.140.10	Alpha Beta	Alpha-Beta Barrel	nicotinate phosphoribosyltransferase	nicotinate phosphoribosyltransferase	CATH (4.3.0)
A	3.20.140.10	Alpha Beta	Alpha-Beta Barrel	nicotinate phosphoribosyltransferase	nicotinate phosphoribosyltransferase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF17956	Nicotinate phosphoribosyltransferase C-terminal domain (NAPRTase_C)	Nicotinate phosphoribosyltransferase C-terminal domain	This domain is found at the C-terminus of some Nicotinate phosphoribosyltransferase enzymes. The function of this domain is uncertain.	Domain
A, B	PF17767	Nicotinate phosphoribosyltransferase (NAPRTase) N-terminal domain (NAPRTase_N)	Nicotinate phosphoribosyltransferase (NAPRTase) N-terminal domain	Nicotinate phosphoribosyltransferase (EC:2.4.2.11) is the rate limiting enzyme that catalyses the first reaction in the NAD salvage synthesis. This is the N-terminal domain of the enzyme.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Nicotinate phosphoribosyltransferase	nicotinate phosphoribosyltransferase activity catalytic activity ligase activity, forming carbon-nitrogen bonds ligase activity cation binding ion binding binding metal ion binding small molecule binding transferase activity	response to oxidative stress response to stimulus response to stress pyridine nucleotide salvage nucleotide biosynthetic process NAD+ biosynthetic process nucleobase-containing compound metabolic process nucleotide salvage metabolic compound salvage purine nucleotide metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process purine nucleotide salvage phosphate-containing compound metabolic process response to oxidative stress response to stimulus response to stress pyridine nucleotide salvage nucleotide biosynthetic process NAD+ biosynthetic process nucleobase-containing compound metabolic process nucleotide salvage metabolic compound salvage purine nucleotide metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process purine nucleotide salvage phosphate-containing compound metabolic process pyridine-containing compound metabolic process small molecule metabolic process phosphorus metabolic process NAD+ metabolic process pyridine nucleotide biosynthetic process nucleoside phosphate metabolic process nicotinamide nucleotide metabolic process purine-containing compound salvage NAD+ biosynthetic process via the salvage pathway pyridine-containing compound biosynthetic process primary metabolic process nucleotide metabolic process nucleobase-containing compound biosynthetic process purine-containing compound metabolic process nicotinamide nucleotide biosynthetic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process metabolic process cellular process purine nucleotide biosynthetic process	cellular anatomical structure extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol lytic vacuole intracellular vesicle cellular anatomical structure extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol lytic vacuole intracellular vesicle membrane-enclosed lumen cytoplasmic vesicle lumen vacuolar lumen endomembrane system intracellular organelle lumen intracellular organelle cytoplasmic vesicle lysosome vesicle lumen azurophil granule vacuole intracellular membrane-bounded organelle secretory granule lumen azurophil granule lumen organelle lumen secretory granule primary lysosome secretory vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR040727	Nicotinate phosphoribosyltransferase, N-terminal domain	Domain
A, B	IPR007229	Nicotinate phosphoribosyltransferase family	Family
A, B	IPR013785	Aldolase-type TIM barrel	Homologous Superfamily
A, B	IPR041619	Nicotinate phosphoribosyltransferase C-terminal domain	Domain
A, B	IPR006405	Nicotinate phosphoribosyltransferase pncB-type	Family
A, B	IPR036068	Nicotinate phosphoribosyltransferase-like, C-terminal	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q6XQN6	hyperuricemia interstitial cystitis migraine disorder osteoarthritis pancreatic intraductal papillary-mucinous neoplasm ankylosing spondylitis Peyronie disease bursitis rheumatoid arthritis systemic sclerosis gout tinea corporis tuberculosis osteosarcoma adrenal cortex carcinoma hyperuricemia interstitial cystitis migraine disorder osteoarthritis pancreatic intraductal papillary-mucinous neoplasm ankylosing spondylitis Peyronie disease bursitis rheumatoid arthritis systemic sclerosis gout tinea corporis tuberculosis osteosarcoma adrenal cortex carcinoma patent ductus arteriosus scleroderma common cold tendinitis tinea pedis medulloblastoma myocardial infarction allergic rhinitis pemphigus plantar wart seborrheic dermatitis dermatomyositis synovitis tenosynovitis

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.