2'-dehydrokanamycin A + NADPH + H(+) = kanamycin A + NADP(+)
2'-dehydrokanamycin a + nadph + h(+) = kanamycin a + nadp(+)
2'-dehydrokanamycin A + NADPH + H(+) = kanamycin A + NADP(+)
2'-dehydrokanamycin a + nadph + h(+) = kanamycin a + nadp(+)