ID 2.1.1.101 DE macrocin O-methyltransferase. AN MOMT. CA macrocin + S-adenosyl-L-methionine = H(+) + S-adenosyl-L-homocysteine + CA tylosin. CC -!- The 3-hydroxyl group of a 2-O-methyl-6-deoxy-D-allose residue in the CC macrolide antibiotic macrocin acts as methyl acceptor. CC -!- Isolated from Streptomyces fradiae. CC -!- Tylosin is a macrolide antibiotic. CC -!- Not identical with EC 2.1.1.102. DR Q9S4D5, TYLF_STRFR ; //