ID 1.14.14.109 DE 3-hydroxyindolin-2-one monooxygenase. AN CYP71C1. CA 3-hydroxyindolin-2-one + O2 + reduced [NADPH--hemoprotein reductase] = CA 2-hydroxy-2H-1,4-benzoxazin-3(4H)-one + H(+) + H2O + oxidized [NADPH- CA -hemoprotein reductase]. CC -!- A cytochrome P450 (heme-thiolate) protein. CC -!- The enzyme is involved in the biosynthesis of protective and CC allelophatic benzoxazinoids in some plants, most commonly from the CC family of Poaceae (grasses). CC -!- Formerly EC 1.14.13.139. DR Q43250, C71C1_MAIZE; //