nicotinamide + S-adenosyl-L-methionine <=> 1-methylnicotinamide + S-adenosyl-L-homocysteine
nicotinamide + s-adenosyl-l-methionine <=> 1-methylnicotinamide + s-adenosyl-l-homocysteine
nicotinamide + S-adenosyl-L-methionine <=> 1-methylnicotinamide + S-adenosyl-L-homocysteine
nicotinamide + s-adenosyl-l-methionine <=> 1-methylnicotinamide + s-adenosyl-l-homocysteine