| Literature DB >> 12754247 |
Joshua D Tompkins1, Jennifer L Nelson, Jill C Hazel, Stacy L Leugers, Jeffrey D Stumpf, Patricia L Foster.
Abstract
The frequencies of nonselected mutations among adaptive Lac(+) revertants of Escherichia coli strains with and without the error-prone DNA polymerase IV (Pol IV) were compared. This frequency was more than sevenfold lower in the Pol IV-defective strain than in the wild-type strain. Thus, the mutations that occur during hypermutation are due to Pol IV.Entities:
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Year: 2003 PMID: 12754247 PMCID: PMC155394 DOI: 10.1128/JB.185.11.3469-3472.2003
Source DB: PubMed Journal: J Bacteriol ISSN: 0021-9193 Impact factor: 3.490