1. Oxidoreductases;
1.14 Acting on paired donors, with O2 as oxidant and incorporation or reduction of oxygen. The oxygen
incorporated need not be derived from O2;
1.14.13 With NADH or NADPH as one donor, and incorporation of one atom of oxygen into the other
donor
1.14.13.- geranylgeraniol 18-hydroxylase; GGOH-18-hydroxylase