3-oxoadipate + NAD(+) = H(+) + maleylacetate + NADH 3-oxoadipate + NADP(+) = H(+) + maleylacetate + NADPH Xenobiotic degradation; (2,4,5-trichlorophenoxy)acetate degradation. Belongs to the iron-containing alcohol dehydrogenase family.