label: S-adenosylmethionine-homocysteine S-methyltransferase activity
label_lc: s-adenosylmethionine-homocysteine s-methyltransferase activity
description: "Catalysis of the reaction: S-adenosyl-L-methionine + L-homocysteine = S-adenosyl-L-homocysteine + L-methionine."