fig3
Figure 3. Biosynthesis of NAD+. Trp: Tryptophan; NaMN: nicotinic acid mononucleotide; NMNAT: nicotinamide mononucleotide adenyltransferase; NaAD: nicotinic acid dinucleotide; NADS: NAD synthase; NAM: nicotinamide; NR: nicotinamide riboside; NAMPT: nicotinamide phosphoribosyltransferase; NRK: nicotinamide riboside kinase; NMN: nicotinamide mononucleotide.
