Search Results - "Petes, Thomas D"
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Shuffling the yeast genome using CRISPR/Cas9-generated DSBs that target the transposable Ty1 elements
Published in PLoS genetics (26-01-2023)“…Although homologous recombination between transposable elements can drive genomic evolution in yeast by facilitating chromosomal rearrangements, the details of…”
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High-resolution mapping of spontaneous mitotic recombination hotspots on the 1.1 Mb arm of yeast chromosome IV
Published in PLoS genetics (01-04-2013)“…Although homologous recombination is an important pathway for the repair of double-stranded DNA breaks in mitotically dividing eukaryotic cells, these events…”
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Genome-wide high-resolution mapping of UV-induced mitotic recombination events in Saccharomyces cerevisiae
Published in PLoS genetics (01-10-2013)“…In the yeast Saccharomyces cerevisiae and most other eukaryotes, mitotic recombination is important for the repair of double-stranded DNA breaks (DSBs)…”
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Genome-wide analysis of genomic alterations induced by oxidative DNA damage in yeast
Published in Nucleic acids research (23-04-2019)“…Abstract Oxidative DNA damage is a threat to genome stability. Using a genetic system in yeast that allows detection of mitotic recombination, we found that…”
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Elevated Genome-Wide Instability in Yeast Mutants Lacking RNase H Activity
Published in Genetics (Austin) (01-11-2015)“…Two types of RNA:DNA associations can lead to genome instability: the formation of R-loops during transcription and the incorporation of ribonucleotide…”
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Genome-wide high-resolution mapping of chromosome fragile sites in Saccharomyces cerevisiae
Published in Proceedings of the National Academy of Sciences - PNAS (27-05-2014)“…In mammalian cells, perturbations in DNA replication result in chromosome breaks in regions termed “fragile sites.” Using DNA microarrays, we mapped…”
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Ribodysgenesis: sudden genome instability in the yeast Saccharomyces cerevisiae arising from RNase H2 cleavage at genomic-embedded ribonucleotides
Published in Nucleic acids research (08-07-2022)“…Abstract Ribonucleotides can be incorporated into DNA during replication by the replicative DNA polymerases. These aberrant DNA subunits are efficiently…”
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Chromosome rearrangements via template switching between diverged repeated sequences
Published in Genes & development (01-11-2014)“…Recent high-resolution genome analyses of cancer and other diseases have revealed the occurrence of microhomology-mediated chromosome rearrangements and copy…”
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Mre11-Sae2 and RPA Collaborate to Prevent Palindromic Gene Amplification
Published in Molecular cell (05-11-2015)“…Foldback priming at DNA double-stranded breaks is one mechanism proposed to initiate palindromic gene amplification, a common feature of cancer cells. Here, we…”
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Double-Strand Breaks Associated with Repetitive DNA Can Reshape the Genome
Published in Proceedings of the National Academy of Sciences - PNAS (19-08-2008)“…Ionizing radiation is an established source of chromosome aberrations (CAs). Although double-strand breaks (DSBs) are implicated in radiation-induced and other…”
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Meiotic recombination hot spots and cold spots
Published in Nature reviews. Genetics (01-05-2001)“…Meiotic recombination events are distributed unevenly throughout eukaryotic genomes. This inhomogeneity leads to distortions of genetic maps that can hinder…”
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Recombination between homologous chromosomes induced by unrepaired UV-generated DNA damage requires Mus81p and is suppressed by Mms2p
Published in PLoS genetics (01-03-2015)“…DNA lesions caused by UV radiation are highly recombinogenic. In wild-type cells, the recombinogenic effect of UV partially reflects the processing of…”
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Nanopore sequencing of complex genomic rearrangements in yeast reveals mechanisms of repeat-mediated double-strand break repair
Published in Genome research (01-12-2017)“…Improper DNA double-strand break (DSB) repair results in complex genomic rearrangements (CGRs) in many cancers and various congenital disorders in humans…”
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The fidelity of DNA replication, particularly on GC-rich templates, is reduced by defects of the Fe–S cluster in DNA polymerase δ
Published in Nucleic acids research (04-06-2021)“…Abstract Iron-sulfur clusters (4Fe–4S) exist in many enzymes concerned with DNA replication and repair. The contribution of these clusters to enzymatic…”
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Genome rearrangements caused by interstitial telomeric sequences in yeast
Published in Proceedings of the National Academy of Sciences - PNAS (03-12-2013)“…Interstitial telomeric sequences (ITSs) are present in many eukaryotic genomes and are linked to genome instabilities and disease in humans. The mechanisms…”
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Properties of Mitotic and Meiotic Recombination in the Tandemly-Repeated CUP1 Gene Cluster in the Yeast Saccharomyces cerevisiae
Published in Genetics (Austin) (01-06-2017)“…In the yeast , the genes encoding the metallothionein protein Cup1 are located in a tandem array on chromosome VIII. Using a diploid strain that is…”
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A fine-structure map of spontaneous mitotic crossovers in the yeast Saccharomyces cerevisiae
Published in PLoS genetics (01-03-2009)“…Homologous recombination is an important mechanism for the repair of DNA damage in mitotically dividing cells. Mitotic crossovers between homologues with…”
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High-resolution mapping of heteroduplex DNA formed during UV-induced and spontaneous mitotic recombination events in yeast
Published in eLife (17-07-2017)“…In yeast, DNA breaks are usually repaired by homologous recombination (HR). An early step for HR pathways is formation of a heteroduplex, in which a…”
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Genome structure of a Saccharomyces cerevisiae strain widely used in bioethanol production
Published in Genome research (01-12-2009)“…Bioethanol is a biofuel produced mainly from the fermentation of carbohydrates derived from agricultural feedstocks by the yeast Saccharomyces cerevisiae. One…”
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High-resolution genome-wide analysis of irradiated (UV and γ-rays) diploid yeast cells reveals a high frequency of genomic loss of heterozygosity (LOH) events
Published in Genetics (Austin) (01-04-2012)“…In diploid eukaryotes, repair of double-stranded DNA breaks by homologous recombination often leads to loss of heterozygosity (LOH). Most previous studies of…”
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