(6S)-5,6,7,8-tetrahydrofolate + NADP(+) => 7,8-dihydrofolate + NADPH + H(+)
(6s)-5,6,7,8-tetrahydrofolate + nadp(+) => 7,8-dihydrofolate + nadph + h(+)
(6S)-5,6,7,8-tetrahydrofolate + NADP(+) => 7,8-dihydrofolate + NADPH + H(+)
(6s)-5,6,7,8-tetrahydrofolate + nadp(+) => 7,8-dihydrofolate + nadph + h(+)