label: 6-pyruvoyltetrahydropterin 2'-reductase activity
label_lc: 6-pyruvoyltetrahydropterin 2'-reductase activity
description: "Catalysis of the reaction: NADP+ + 6-lactoyl-5,6,7,8-tetrahydropterin = NADPH + H+ + 6-pyruvoyltetrahydropterin."