Doc H66Y displays reduced toxicity and mRNA stabilization compared with wild type Doc.
A, growth curves of E. coli BW25113 cells expressing wild type Doc (■), Doc H66Y (▴), or empty vector (♦). B, Northern blot analysis of the ompA transcript from E. coli total RNA prepared from cells expressing either empty vector (−Doc), +Doc, or +Doc H66Y for the times shown (in minutes) relative to the corresponding uninduced controls (left).