Article
Mutator specificity of Escherichia coli alkB117 allele.
Acta biochimica Polonica - 1 Jan 2006
Nieminuszczy Jadwiga, Janion Celina, Grzesiuk Elzbieta
Abstract excerpt
The Escherichia coli AlkB protein encoded by alkB gene was recently found to repair cytotoxic DNA lesions 1-methyladenine (1-meA) and 3-methylcytosine (3-meC) by using a novel iron-catalysed oxidative demethylation mechanism that protects the cell from the toxic effects of methylating agents. Mutation in alkB results in increased sensitivity to MMS and elevated level of MMS-induced mutations. The aim of this...
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