Red-fleshed pummelo is a spontaneous bud mutant from Guanxi pummelo fruits.
High-level lycopene and β-carotene is accumulated in the edible portions of Red-fleshed pummelo.
CgCRTISO, CgPSY and Cgβ-LCY appeared to be the key genes of carotenoid accumulation in Red-fleshed pummelo.