Molecular Cloning and Characterization of CYP80G2, a Cytochrome P450 That Catalyzes an Intramolecular C–C Phenol Coupling of (S)-Reticuline in Magnoflorine Biosynthesis, from Cultured Coptis japonica CellsNobuhiro Ikezawa, Fumihiko Sato, Kinuko Iwasa|Journal of Biological Chemistry|2008Cited by 166