label: methylenetetrahydrofolate reductase (NADPH) activity
label_lc: methylenetetrahydrofolate reductase (nadph) activity
description: "Catalysis of the reaction: (6S)-5-methyl-5,6,7,8-tetrahydrofolate + NADP+ = (6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + NADPH + H+."