Fig. 3From: Metabolic engineering for the biosynthesis of bis-indolylquinone terrequinone A in Escherichia coli from L-tryptophan and prenolOptimization of culture conditions for terrequinone A synthesis by BL-3. Effect of induction temperature on A biomass (OD600) and B terrequinone A production. Effect of substrate concentration on C biomass (OD600) and D terrequinone A production. The protein induction period (0–16 h), the terrequinone A synthesis period (16–40 h)Back to article page