isopyridoxal + NAD(+) <=> 5-pyridoxolactone + NADH + H(+)
isopyridoxal + nad(+) <=> 5-pyridoxolactone + nadh + h(+)
isopyridoxal + NAD(+) <=> 5-pyridoxolactone + NADH + H(+)
isopyridoxal + nad(+) <=> 5-pyridoxolactone + nadh + h(+)