4-phospho-D-erythronate + NAD(+) = 3-dehydro-4-O-phospho-D-erythronate + NADH + H(+)
4-phospho-d-erythronate + nad(+) = 3-dehydro-4-o-phospho-d-erythronate + nadh + h(+)
4-phospho-D-erythronate + NAD(+) = 3-dehydro-4-O-phospho-D-erythronate + NADH + H(+)
4-phospho-d-erythronate + nad(+) = 3-dehydro-4-o-phospho-d-erythronate + nadh + h(+)