tyramine + S-adenosyl-L-methionine <=> N-methyltyramine + S-adenosyl-L-homocysteine + H(+)
tyramine + s-adenosyl-l-methionine <=> n-methyltyramine + s-adenosyl-l-homocysteine + h(+)
tyramine + S-adenosyl-L-methionine <=> N-methyltyramine + S-adenosyl-L-homocysteine + H(+)
tyramine + s-adenosyl-l-methionine <=> n-methyltyramine + s-adenosyl-l-homocysteine + h(+)