Dioxygenases

**Definition:** Non-heme iron-containing enzymes that incorporate two atoms of OXYGEN into the substrate. They are important in biosynthesis of FLAVONOIDS; GIBBERELLINS; and HYOSCYAMINE; and for degradation of AROMATIC HYDROCARBONS.

**Tree numbers:** - D08.811.682.690.416

**Synonyms:** - Dioxygenase