Article
Lesion search and recognition by thymine DNA glycosylase revealed by single molecule imaging.
Nucleic acids research - 11 Mar 2015
Buechner Claudia N, Maiti Atanu, Drohat Alexander C, Tessmer Ingrid
Abstract excerpt
The ability of DNA glycosylases to rapidly and efficiently detect lesions among a vast excess of nondamaged DNA bases is vitally important in base excision repair (BER). Here, we use single molecule imaging by atomic force microscopy (AFM) supported by a 2-aminopurine fluorescence base flipping assay to study damage search by human thymine DNA glycosylase (hTDG), which initiates BER of mutagenic and cytotoxic G:T...
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