1.1.1.299 additional information no cofactor: NADPH 668012 1.1.1.299 NAD+ - 695913, 761765 1.1.1.299 NAD+ relative activity of NAD+ to NADP+ is 43.9% 668012 1.1.1.299 NADH - 668012, 695913 1.1.1.299 NADP+ - 695913, 761765 1.1.1.299 NADP+ relative activity of NAD+ to NADP+ is 43.9% 668012 1.1.1.299 NADPH - 695913