3-oxoisoapionate + NADH + H(+) => D-apionate + NAD(+)
3-oxoisoapionate + nadh + h(+) => d-apionate + nad(+)
3-oxoisoapionate + NADH + H(+) => D-apionate + NAD(+)
3-oxoisoapionate + nadh + h(+) => d-apionate + nad(+)