q-dihydrobiopterin + NADH + H+ => tetrahydrobiopterin + NAD+ (Mus musculus)
q-dihydrobiopterin + nadh + h+ => tetrahydrobiopterin + nad+ (mus musculus)
q-dihydrobiopterin + NADH + H+ => tetrahydrobiopterin + NAD+ (Mus musculus)
q-dihydrobiopterin + nadh + h+ => tetrahydrobiopterin + nad+ (mus musculus)