NAMPT
PBEF
PBEF1
UniProt:P43490 NAMPT
Deamination of nicotinamide to nicotinate
Condensation of nicotinamide to nicotinamide D-ribonucleotide (NMN)
A phosphoribosyl group is added to nicotinate to form nicotinate mononucleotide (NaMN)
Nicotinamide salvaging