A methyl donor and a cofactor for enzyme-catalyzed methylations, including catechol O-methyltransferase (COMT) and DNA methyltransferases (DNMT). Although present in all cells, it is concentrated in...
Methionine gamma-lyase (EC 4.4.1.11) from Pseudomonas putida is a PLP-dependent enzyme which plays a central role in sulfur amino acid metabolism. METase catalyzes the , -elimination of methionine to...