a tertiary amine + S-adenosyl-L-methionine <=> a methylated tertiary amine + S-adenosyl-L-homocysteine + H(+)
a tertiary amine + s-adenosyl-l-methionine <=> a methylated tertiary amine + s-adenosyl-l-homocysteine + h(+)
a tertiary amine + S-adenosyl-L-methionine <=> a methylated tertiary amine + S-adenosyl-L-homocysteine + H(+)
a tertiary amine + s-adenosyl-l-methionine <=> a methylated tertiary amine + s-adenosyl-l-homocysteine + h(+)