Evidence map›Paper›PMID 24009525›Full record

ArticlePLoS genetics2013

Meiotic recombination initiation in and around retrotransposable elements in Saccharomyces cerevisiae.

Mariko Sasaki, Sam E Tischfield, Megan van Overbeek, Scott Keeney

Open access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.0field-weighted citation impact, top 24% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

24 citing papers in PubMed, 40 citations in OpenAlex.

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  15. Review
  16. Coevolution between transposable elements and recombination.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2017
    Review
  17. Genomic features shaping the landscape of meiotic double-strand-break hotspots in maize.Proceedings of the National Academy of Sciences of the United States of America · 2017
    Article
  18. Article
  19. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 4 institutions in 1 country.

Mariko SasakiMolecular Biology Program, Memorial Sloan-Kettering Cancer Center, New York, New York, United States of America.
Sam E Tischfield
Megan van Overbeek
Scott Keeney
Cornell University · USHoward Hughes Medical Institute · USMemorial Sloan Kettering Cancer Center · USTri-Institutional PhD Program in Chemical Biology · US

Funding

X-RAY CRYSTALLOGRAPHYP30CA008748 · NCI · SLOAN-KETTERING INSTITUTE FOR CANCER RES · PI Nicholas D Socci · 1985 to 2026
$347.4M
Mechanism of meiotic recombination in yeastR01GM058673 · NIGMS · SLOAN-KETTERING INSTITUTE FOR CANCER RES · PI KEENEY, SCOTT · 1999 to 2015
$6.0M
The Role of Chromatin Architecture in Programmed Double-Strand BreaksF32GM096692 · NIGMS · SLOAN-KETTERING INST CAN RESEARCH · PI VAN OVERBEEK, MEGAN ELIZABETH · 2011 to 2012
$109k
Howard Hughes Medical InstituteNCI NIH HHS P30 CA008748NIGMS NIH HHS F32 GM096692NIGMS NIH HHS R01 GM058673
6 · The paper itself

Abstract

Meiotic recombination is initiated by large numbers of developmentally programmed DNA double-strand breaks (DSBs), ranging from dozens to hundreds per cell depending on the organism. DSBs formed in single-copy sequences provoke recombination between allelic positions on homologous chromosomes, but DSBs can also form in and near repetitive elements such as retrotransposons. When they do, they create a risk for deleterious genome rearrangements in the germ line via recombination between non-allelic repeats. A prior study in budding yeast demonstrated that insertion of a Ty retrotransposon into a DSB hotspot can suppress meiotic break formation, but properties of Ty elements in their most common physiological contexts have not been addressed. Here we compile a comprehensive, high resolution map of all Ty elements in the rapidly and efficiently sporulating S. cerevisiae strain SK1 and examine DSB formation in and near these endogenous retrotransposable elements. SK1 has 30 Tys, all but one distinct from the 50 Tys in S288C, the source strain for the yeast reference genome. From whole-genome DSB maps and direct molecular assays, we find that DSB levels and chromatin structure within and near Tys vary widely between different elements and that local DSB suppression is not a universal feature of Ty presence. Surprisingly, deletion of two Ty elements weakened adjacent DSB hotspots, revealing that at least some Ty insertions promote rather than suppress nearby DSB formation. Given high strain-to-strain variability in Ty location and the high aggregate burden of Ty-proximal DSBs, we propose that meiotic recombination is an important component of host-Ty interactions and that Tys play critical roles in genome instability and evolution in both inbred and outcrossed sexual cycles.

Indexed as

DNA Breaks, Double-StrandedChromosomesDNA RepairGenomic InstabilityHomologous RecombinationMeiosisRepetitive Sequences, Nucleic AcidRetroelementsSaccharomyces cerevisiaeRetroelements

Identifiers

PMID24009525
PMCPMC3757047
OpenAlexW1994607388

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.