label: tetrahydrocolumbamine 2-O-methyltransferase activity
label_lc: tetrahydrocolumbamine 2-o-methyltransferase activity
description: "Catalysis of the reaction: (S)-tetrahydrocolumbamine + S-adenosyl-L-methionine(1+) = S-adenosyl-L-homocysteine + H+ + tetrahydropalmatine."