ID 1.14.19.51 DE (S)-corytuberine synthase. AN CYP80G2. CA (S)-reticuline + O2 + reduced [NADPH--hemoprotein reductase] = (S)- CA corytuberine + 2 H(+) + 2 H2O + oxidized [NADPH--hemoprotein reductase]. CC -!- Involved in the biosynthesis of the quaternary benzylisoquinoline CC alkaloid magnoflorine in the plant Coptis japonica. CC -!- It is specific for (S)-reticuline. DR A8CDR5, C80G2_COPJA; //