1.2.1.60 NAD+ - 1.2.1.60 NAD+ can not be replaced by NADP+ 1.2.1.60 NAD+ strict dependency for NAD+ reduction 1.2.1.60 NADP+ 98.5% lower activity compared to NAD+ 1.2.1.60 NADP+ 82% lower activity compared to NAD+ 1.2.1.60 NADP+ 89% lower activity compared to NAD+