Article
Glycidamide-induced hypermutation in yeast single-stranded DNA reveals a ubiquitous clock-like mutational motif in humans.
Nucleic acids research - 22 Sept 2023
Hudson Kathleen M, Klimczak Leszek J, Sterling Joan F, Burkholder Adam B, Kazanov Marat D, Saini Natalie, Mieczkowski Piotr A, Gordenin Dmitry A
Abstract excerpt
Mutagens often prefer specific nucleotides or oligonucleotide motifs that can be revealed by studying the hypermutation spectra in single-stranded (ss) DNA. We utilized a yeast model to explore mutagenesis by glycidamide, a simple epoxide formed endogenously in humans from the environmental toxicant acrylamide. Glycidamide caused ssDNA hypermutation in yeast predominantly in cytosines and adenines. The most...
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