ID 1.3.1.64 DE Phthalate 4,5-cis-dihydrodiol dehydrogenase. CA Cis-4,5-dihydroxycyclohexa-1(6),2-diene-1,2-dicarboxylate + NAD(+) = 4,5- CA dihydroxyphthalate + NADH. CC -!- Involved in the phthalate degradation pathway in bacteria. //