There is an error in the second sentence of the second paragraph within the Introduction. The correct sentence is: DnaE2 belongs to the C family of error prone DNA polymerases that has been reported to be responsible for pathogen survival and drug resistance [6].There is an error in reference 6. The author names are listed incorrectly. The correct reference is: Boshoff HI, Reed MB, Barry CE 3rd, Mizrahi V. DnaE2 polymerase contributes to in vivo survival and the emergence of drug resistance in Mycobacterium tuberculosis. Cell. 2003; 113:183–193.