ID 2.1.1.243 DE 2-ketoarginine methyltransferase. CA 5-guanidino-2-oxopentanoate + S-adenosyl-L-methionine = 5-guanidino-3- CA methyl-2-oxopentanoate + H(+) + S-adenosyl-L-homocysteine. CC -!- The enzyme is involved in production of the rare amino acid CC 3-methylarginine, which is used by the epiphytic bacterium CC Pseudomonas syringae pv. syringae as an antibiotic against the CC related pathogenic species Pseudomonas syringae pv. glycinea. DR D5FKJ3, MRSA_PSESY ; //