. "Forms part of the nicotinate-fermentation catabolism pathway in Eubacterium barkeri." . "Inhibited by oxygen." . "Other enzymes involved in this pathway are EC 1.17.5.1, EC 1.3.7.1, EC 3.5.2.18, EC 1.1.1.291, EC 5.4.99.4, EC 5.3.3.6 and EC 4.1.3.32." . . . "Dimethylmaleate hydratase" . "(2R,3S)-2,3-dimethylmalate = dimethylmaleate + H(2)O." . "Iron" .