Biosynthetic Pathways to Generate BL in Plants.
Representative genes that catalyze BR biosynthesis are indicated. DET2, CYP85A1, CYP85A2, CYP90A1, and CYP90B1 are found in Arabidopsis. CYP90D2 (Hong et al., 2003) and CYP92A6 indicated with an asterisk are present in rice and pea, respectively.