Fig. 7From: Effect of DR1558, a Deinococcus radiodurans response regulator, on the production of GABA in the recombinant Escherichia coli under low pH conditionsMetabolic engineering of E. coli for the production of gamma aminobutyric acid (GABA) using a response regulator. The blue line represents gene overexpression. The red X's represents knockout of genesBack to article page