ID 1.5.99.5 DE methylglutamate dehydrogenase. CA A + H2O + N-methyl-L-glutamate = AH2 + formaldehyde + L-glutamate. CC -!- A number of N-methyl-substituted amino acids can act as donors. CC -!- 2,6-dichloroindophenol is the best acceptor. //