2.1.1.307 S-adenosyl-L-methionine + 8-demethyl-8-(2,3-O-dimethyl-alpha-L-rhamnosyl)-tetracenomycin C the enzyme is involved in the biosynthesis of the polyketide elloramycin 425011 2.1.1.307 S-adenosyl-L-methionine + 8-demethyl-8-alpha-L-oleandrosyl-tetracenomycin C no activity with 8-demethyl-8-alpha-L-olivosyl tetracenomycin C or 8-demethyl-8-alpha-L-rhamnosyl tetracenomycin C 427023