L-Tryptophan Production in Escherichia coli Improved by Weakening the Pta-AckA Pathway
Fig 2
Flask cultivation of different strains.
(a) Acetate levels; (b) L-tryptophan levels; (c) biomass levels; (d) glucose consumption levels. FB-04 (square); FB-04(Δpta) (circle); FB-04(ΔackA) (triangle); FB-04(pta1) (diamond).