ID 4.2.3.190 DE manoyl oxide synthase. CA 8-hydroxycopalyl diphosphate = (13R)-manoyl oxide + diphosphate. CC -!- Manoyl oxide is found in many plants. CC -!- This enzyme has been isolated from the plants, Grindelia hirsutula CC (gum weed), Plectranthus barbatus (forskohlii) and Marrubium vulgare CC (white horehound). DR A0A075FBG7, ELS_MARVU ; //