ID 4.2.3.117 DE (-)-camphene synthase. CA (2E)-geranyl diphosphate = (1S,4R)-camphene + diphosphate. CC -!- (-)-Camphene is the major product in Abies grandis (grand fir) with CC traces of other monoterpenoids. CC -!- In Pseudotsuga menziesii (Douglas-fir) there are about equal parts of CC (-)-camphene and (-)-alpha-pinene with traces of four other CC monoterpenoids. CC -!- In Solanum lycopersicum (tomato) tricyclene, beta-myrcene, limonene, CC and traces of several other monoterpenoids are also formed. CC -!- See also EC 4.2.3.15, EC 4.2.3.16, EC 4.2.3.119 and EC 4.2.3.105. CC -!- Formerly EC 4.2.3.n4. DR R9QMY8, CAMPS_PINCO; G1JUH1, TPS3_SOLLC ; Q948Z0, TPSD6_ABIGR; //