Figure 1. Schematic representation of the GA biosynthetic operon.
Arrows indicate the direction of translation, abbreviations for the genes are CYP, cytochrome P450; Fd, ferredoxin; SDR, short-chain alcohol dehydrogenase/reductase; IDS, isoprenyl diphosphate synthase; CPS, copalyl diphosphate synthase; KS, ent-kaurene synthase; and IDI, isopentenyl diphosphate isomerase.