ID 1.14.21.3 DE Berbamunine synthase. AN (S)-N-methylcoclaurine oxidase (C-O phenol-coupling). CA (S)-N-methylcoclaurine + (R)-N-methylcoclaurine + NADPH + O(2) = CA berbamunine + NADP(+) + 2 H(2)O. CF Heme-thiolate. CC -!- Forms the bisbenzylisoquinoline alkaloid berbamunine by phenol CC oxidation of N-methylcoclaurine without the incorporation of oxygen CC into the product. CC -!- Reaction of 2 molecules of (R)-N-methylcoclaurine gives the dimer CC guattagaumerine. CC -!- Formerly EC 1.1.3.34. PR PROSITE; PDOC00081; DR P47195, C80A1_BERST; //