ID 1.14.13.43 DE questin monooxygenase. AN questin oxygenase. CA NADPH + O2 + questin = demethylsulochrin + NADP(+). CC -!- The enzyme cleaves the anthraquinone ring of questin to form a CC benzophenone. CC -!- Involved in the biosynthesis of the seco-anthraquinone (+)-geodin. DR Q0CCX5, GEDK_ASPTN ; //