q-dihydrobiopterin + NADH + H+ => tetrahydrobiopterin + NAD+ (Sus scrofa)
q-dihydrobiopterin + nadh + h+ => tetrahydrobiopterin + nad+ (sus scrofa)
q-dihydrobiopterin + NADH + H+ => tetrahydrobiopterin + NAD+ (Sus scrofa)
q-dihydrobiopterin + nadh + h+ => tetrahydrobiopterin + nad+ (sus scrofa)