ID 1.13.11.68 DE 9-cis-beta-carotene 9',10'-cleaving dioxygenase. CA 9-cis-beta-carotene + O2 = 9-cis-10'-apo-beta-carotenal + beta-ionone. CC -!- The enzyme participates in a pathway leading to biosynthesis of CC strigolactones, plant hormones involved in promotion of symbiotic CC associations known as arbuscular mycorrhiza. DR Q7XJM2, CCD7_ARATH ; Q7XU29, CCD7_ORYSJ ; //