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EC Tree
The taxonomic range for the selected organisms is: Rattus norvegicus The enzyme appears in selected viruses and cellular organisms
Synonyms
visfatin, nampt, nicotinamide phosphoribosyltransferase, enampt, nicotinamide phosphoribosyl transferase, naprt, pre-b-cell colony-enhancing factor, inampt, nampt/visfatin, nampt/pbef/visfatin,
more
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Nam phosphoribosyltransferase
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nicotinamide phosphoribosyltransferase
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pre-B cell colony enhancing factor
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pre-B cell colony-enhancing factor 1
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nicotinamide mononucleotide pyrophosphorylase
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nicotinamide mononucleotide synthetase
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NMN pyrophosphorylase
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phosphoribosyltransferase, nicotinamide
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pre-B-cell colony-enhancing factor
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nicotinamide D-ribonucleotide + diphosphate = nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
mechanism
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pentosyl group transfer
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pentosyl group transfer
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nicotinamide-D-ribonucleotide:diphosphate phospho-alpha-D-ribosyltransferase
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nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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?
nicotinamide + alpha-D-5-phosphoribosyl-1-diphosphate
nicotinamide mononucleotide + diphosphate
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r
nicotinamide D-ribonucleotide + diphosphate
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
additional information
?
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visfatin mimics insulin signaling by binding to the insulin receptor with an affinity similar to that of insulin and does not share the binding site with insulin on the insulin receptor
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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beta-nicotinamide
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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first step in NAD synthesis from nicotinamide
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?
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nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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-
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?
nicotinamide + alpha-D-5-phosphoribosyl-1-diphosphate
nicotinamide mononucleotide + diphosphate
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r
nicotinamide D-ribonucleotide + diphosphate
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
additional information
?
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visfatin mimics insulin signaling by binding to the insulin receptor with an affinity similar to that of insulin and does not share the binding site with insulin on the insulin receptor
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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?
nicotinamide + 5-phospho-alpha-D-ribose 1-diphosphate
nicotinamide D-ribonucleotide + diphosphate
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first step in NAD synthesis from nicotinamide
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?
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Mg2+
10 mM used in assay conditions
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FK-866
the nicotinamide-binding site is important for inhibition by FK-866
GMX-1778
formerly CHS-828
N-(4-[[3-(trifluoromethyl)phenyl]sulfonyl]benzyl)-1H-pyrazolo[3,4-b]pyridine-5-carboxamide
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N-[(5-[[3-(trifluoromethyl)phenyl]sulfonyl]pyridin-2-yl)methyl]furo[2,3-c]pyridine-2-carboxamide
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N-[4-[(3,5-difluorophenyl)sulfonyl]benzyl]imidazo[1,2-a]pyridine-6-carboxamide
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3-acetylpyridine
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weak, kinetics
3-acetylpyridine adenine dinucleotide
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kinetics
5-Fluoronicotinamide
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weak, kinetics
6-aminonicotinamide
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weak, kinetics
nicotinamide hypoxanthine dinucleotide
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nicotinamide mononucleotide
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kinetics
nicotinamide mononucleotide-H2
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strong, kinetics
nicotinamide riboside
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kinetics
nicotinate adenine dinucleotide
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weak
Thionicotinamide
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weak, kinetics
Thionicotinamide adenine dinucleotide
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NAD+
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kinetics
NAD+
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strong (thigh muscle)
NAD+
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1 mM, 50%-90% inhibition in various tissues, at 0.2 mM not inhibitory in lung and liver
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EDTA
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50% activation, 1 mM
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0.0038
5-phospho-alpha-D-ribose 1-diphosphate
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0.000067 - 100
nicotinamide
0.000067
nicotinamide
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0.001
nicotinamide
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in the presence of ATP
100
nicotinamide
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in the absence of ATP
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8.5 - 9
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assay at pH 8.8. where NAD glycohydrolase is not active
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7.8 - 9.2
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about half-maximal activity at pH 7.8 and about 80% of maximal activity at pH 9.2
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SWissProt
brenda
male Wistar rats, six-months-old, develop diet-induced hyperphagia and obesity, male obese (fa/fa) Zucker rats, three-months-old, display genetic obesity due to deficit in leptin receptors, and male lean Zucker rats, three-month-old
SWissProt
brenda
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similar mRNA expression levels in (fa/fa) Zucker rats (obese) compared to lean Zucker rats (control) as well as in cafeteria diet-fed Wistar rats (diet-induced obesity) compared to standard chow diet-fed Wistar rats (control)
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inguinal white adipose tissue
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similar mRNA expression levels in mesenteric, retroperitoneal and epididymal WAT depots of (fa/fa) Zucker rats (obese) compared to lean Zucker rats (control)
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additional information
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tissue distribution
brenda
lean Wistar rats: mRNA expression levels are maximal in mesenteric WAT (2.01 +/-0.08) followed by inguinal (1.23 +/-0.15), epididymal (0.88 +/-0.13), and retroperitoneal (0.79 +/-0.07) WAT
brenda
lean Zucker rats: mRNA expression levels are similar in subcutaneous (inguinal, 1.18 +/-0.33) and visceral (mesenteric (0.99 +/-0.15), retroperitoneal (0.56 +/-0.10), epididymal (1.17 +/-0.14)) WAT
brenda
mesenteric, significantly decreased mRNA expression level in cafeteria diet-fed Wistar rats (diet-induced obesity) compared to standard chow diet-fed Wistar rats (control)
brenda
significantly reduced mRNA expression level in (fa/fa) Zucker rats (obese) compared to lean Zucker rats (control) and in cafeteria diet-fed Wistar rats (diet-induced obesity) compared to standard chow diet-fed Wistar rats (control)
brenda
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brenda
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metabolism
enhanced enzyme expression increases cellular NAD+ concentration no more than 2fold
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NAMPT_RAT
491
0
55438
Swiss-Prot
other Location (Reliability: 1 )
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hanging drop vapor diffusion method, crystallization of apoenzyme and complex with either nicotinamide mononucleotide or the NAmPRTase inhibitor FK-866
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8.8
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rapid inactivation below
489738
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bovine serum albumin, glutathione, cysteine, DTT, EDTA, cystine or H2O2 does not stabilize during storage
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-20°C to +20°C, about 70% loss of activity overnight
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storage at room temperature, 4°C, or frozen, unstable upon
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expression in Escherichia coli
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administration of 0.1 mM salidroside alleviates Abetax1einduced cell damage and increases the expression level of the enzyme
the expression level of the enzyme decreases as a result of Abeta1-40x1einduced neuronal toxicity
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Lin, L.F.H.; Lan, S.J.; Richardson, A.H.; Henderson, L.V.M.
Pyridine nucleotide synthesis. Purification of nicotinamide mononucleotide pyrophosphorylase from rat erythrocytes
J. Biol. Chem.
247
8016-8022
1972
Rattus norvegicus
brenda
Dietrich, L.S.; Muniz, O.
Inhibition of nicotinamide phosphoribosyltransferase by pyridine nucleotides
Biochemistry
11
1691-1695
1972
Rattus norvegicus
brenda
Shibata, K.; Taguchi, H.; Nishitani, H.; Okumura, K.; Shimabayashi, Y.; Matsushita, N.; Yamazaki, H.
End product inhibition of the activity of nicotinamide phosphoribosyltransferase from various tissues of rats by NAD
Agric. Biol. Chem.
53
2283-2284
1989
Rattus norvegicus
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brenda
Kim, M.K.; Lee, J.H.; Kim, H.; Park, S.J.; Kim, S.H.; Kang, G.B.; Lee, Y.S.; Kim, J.B.; Kim, K.K.; Suh, S.W.; Eom, S.H.
Crystal structure of visfatin/pre-B cell colony-enhancing factor 1/nicotinamide phosphoribosyltransferase, free and in complex with the anti-cancer agent FK-866
J. Mol. Biol.
362
66-77
2006
Rattus norvegicus (Q80Z29)
brenda
Mercader, J.; Granados, N.; Caimari, A.; Oliver, P.; Bonet, M.L.; Palou, A.
Retinol-binding protein 4 and nicotinamide phosphoribosyltransferase/visfatin in rat obesity models
Horm. Metab. Res.
40
467-472
2008
Rattus norvegicus (Q80Z29), Rattus norvegicus
brenda
Zabka, T.S.; Singh, J.; Dhawan, P.; Liederer, B.M.; Oeh, J.; Kauss, M.A.; Xiao, Y.; Zak, M.; Lin, T.; McCray, B.; La, N.; Nguyen, T.; Beyer, J.; Farman, C.; Uppal, H.; Dragovich, P.S.; OBrien, T.; Sampath, D.; Misner, D.L.
Retinal toxicity, in vivo and in vitro, associated with inhibition of nicotinamide phosphoribosyltransferase
Toxicol. Sci.
144
163-172
2015
Homo sapiens (P43490), Homo sapiens, Rattus norvegicus (Q80Z29)
brenda
Huang, X.; Xing, S.; Chen, C.; Yu, Z.; Chen, J.
Salidroside protects PC12 cells from Abeta1-40-induced cytotoxicity by regulating the nicotinamide phosphoribosyltransferase signaling pathway
Mol. Med. Rep.
16
2700-2706
2017
Rattus norvegicus (Q80Z29)
brenda
Hara, N.; Osago, H.; Hiyoshi, M.; Kobayashi-Miura, M.; Tsuchiya, M.
Quantitative analysis of the effects of nicotinamide phosphoribosyltransferase induction on the rates of NAD+ synthesis and breakdown in mammalian cells using stable isotope-labeling combined with mass spectrometry
PLoS ONE
14
e0214000
2019
Homo sapiens (P43490), Rattus norvegicus (Q80Z29), Mus musculus (Q99KQ4)
brenda