Fig. 5
From: Improving l-serine formation by Escherichia coli by reduced uptake of produced l-serine
Relative expression of sdaC in E. coli ES and single-gene knockout mutants. ES represents the parental strain, and the relative gene expression in ES was onefold. ES-2: ES ΔcycA; ES-3: ES ΔsstT; ES-4: ES ΔtdcC