ID 1.14.13.55 DE Protopine 6-monooxygenase. AN Protopine 6-hydroxylase. CA Protopine + NADPH + O(2) = 6-hydroxyprotopine + NADP(+) + H(2)O. CF Heme-thiolate. CC -!- Involved in benzophenanthridine alkaloid synthesis in higher plants. PR PROSITE; PDOC00081; //