Reaction: S-adenosyl-L-methionine + (S)-coclaurine = S-adenosyl-L-homocysteine + (S)-N-methylcoclaurine
For diagram click here.
Systematic name: S-adenosyl-L-methionine:(S)-coclaurine-N-methyltransferase
Comments: The enzyme is specific for the (S)-isomer of coclaurine. Norcoclaurine can also act as an acceptor.
Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 167398-06-3
1. Loeffler, S., Deus-Neumann, B. and Zenk, M.H. S-Adenosyl-L-methionine: (S)-coclaurine-N-methyltransferase from Tinospora cordifolia. Phytochemistry 38 (1995) 1387-1395.