L-threonate + NAD(+) = 2-dehydro-L-erythronate + NADH + H(+)
l-threonate + nad(+) = 2-dehydro-l-erythronate + nadh + h(+)
L-threonate + NAD(+) = 2-dehydro-L-erythronate + NADH + H(+)
l-threonate + nad(+) = 2-dehydro-l-erythronate + nadh + h(+)