nicotinamide phosphoribosyltransferase activity
Catalysis of the reaction: diphosphate + nicotinamide mononucleotide = 5-phospho-alpha-D-ribose 1-diphosphate + H+ + nicotinamide.
GO:0016763
pentosyltransferase activity
is_a
NMN diphosphorylase activity
related
NMN pyrophosphorylase activity
related
NMN synthetase activity
related
nicotinamide mononucleotide pyrophosphorylase activity
related
nicotinamide mononucleotide synthetase activity
related
nicotinamide-nucleotide:diphosphate phospho-alpha-D-ribosyltransferase activity
related