Fig. 4From: Engineering endogenous ABC transporter with improving ATP supply and membrane flexibility enhances the secretion of β-carotene in Saccharomyces cerevisiaeDifferent ATP supply strategies applied to YBX-SNQ2. a The intracellular ATP content of YBX-SNQ2 under different ATP supply strategies. b The intracellular (in orange) and secreted (in yellow) β-carotene of YBX-SNQ2 under different ATP supply strategies. All data represent the mean ± s.d. of biological triplicatesBack to article page