Leaf oil body (OB) proteins and their functions. A, Oil bodies in senescent leaves contain CLO3, α-DOX1, and LDAP/SRPP proteins. B, CLO3 and α-DOX1 cooperatively biosynthesize the antifungal compound 2-HOT on the oil body membrane. 2-HPOT, 2-Hydroperoxy-octadecatrienoic acid; TAG, triacylglycerol; Vc, vacuole.