N-ribosylnicotinamide

N-ribosylnicotinamide
N-ribosylnicotinamide
Nicotinamide riboside.svg
Structure de la N-ribosylnicotinamide
Général
Synonymes nicotinamide β-riboside
No CAS 1341-23-7
PubChem 439924
ChEBI 15927
SMILES
InChI
Propriétés chimiques
Formule brute C11H15N2O5  [Isomères]
Masse molaire[1] 255,2472 ± 0,0118 g·mol-1
C 51,76 %, H 5,92 %, N 10,98 %, O 31,34 %,
Unités du SI & CNTP, sauf indication contraire.

La N-ribosylnicotinamide, ou nicotinamide β-riboside, est un riboside converti par la ribosylnicotinamide kinase (EC 2.7.1.22) en nicotinamide adénine dinucléotide (NAD+) via la nicotinamide mononucléotide (NMN) :

ATP + N-ribosylnicotinamide → ADP + NMN.

Notes et références

  1. Masse molaire calculée d’après Atomic weights of the elements 2007 sur www.chem.qmul.ac.uk.

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