Reaction: β-nicotinamide D-ribonucleotide + H2O = β-nicotinate D-ribonucleotide + NH3
Other name(s): NMN deamidase; nicotinamide mononucleotide deamidase; nicotinamide mononucleotide amidohydrolase
Systematic name: nicotinamide-D-ribonucleotide amidohydrolase
Comments: Also acts more slowly on β-nicotinamide D-ribonucleoside.
Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 37355-58-1
References:
1. Imai, T. Purification and properties of nicotinamide mononucleotide amidohydrolase from Azotobacter vinelandii. J. Biochem. (Tokyo) 73 (1973) 139-153. [PMID: 4144084]