Article
Phage-associated mutator phenotype in group A streptococcus.
Journal of bacteriology - 1 Oct 2008
Scott Julie, Thompson-Mayberry Prestina, Lahmamsi Stephanie, King Catherine J, McShan W Michael
Abstract excerpt
Defects in DNA mismatch repair (MMR) occur frequently in natural populations of pathogenic and commensal bacteria, resulting in a mutator phenotype. We identified a unique genetic element in Streptococcus pyogenes strain SF370 that controls MMR via a dynamic process of prophage excision and reintegration in response to growth. In S. pyogenes, mutS and mutL are organized on a polycistronic mRNA under control of a...
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