nicotinamidase

例句：

1. 1. The enzyme catalyzes the conversion of nicotinamide riboside to adenine dinucleotide in the process of niacin synthesis.
   该酶催化了烟酰胺核苷在烟酸合成过程中将烟酰胺核苷转化为腺嘌呤二核苷酸。
2. 2. The nicotinamide riboside adenine dinucleotide nucleotidase plays a crucialrole in the metabolism of nicotinamide and its derivatives.
   烟酰胺核苷二核苷酸脱氨酶在烟酰胺及其衍生物的代谢中起着至关重要的作用。
3. 3. The enzyme is responsible for the degradation of nicotinamide riboside, which is a precursor to vitamin B3.
   该酶负责降解烟酰胺核苷，它是维生素B3的前体。