Reaction catalyzed by 8-demethyl-8-alpha-L-rhamnosyl tetracenomycin-C 2'-O-methyltransferase (2.1.1.305)

		+			=			+
	S-adenosyl-L-methionine	+		8-demethyl-8-alpha-L-rhamnosyltetracenomycin C	=		S-adenosyl-L-homocysteine	+		8-demethyl-8-(2-O-methyl-alpha-L-rhamnosyl)tetracenomycin C