biliberdin reductase (NADH) activity
biliberdin reductase (nadh) activity
(4Z,15Z)-bilirubin IXalpha + NAD(+) = biliverdin IXalpha + NADH + H(+)
(4z,15z)-bilirubin ixalpha + nad(+) = biliverdin ixalpha + nadh + h(+)