Evidence map›Paper›PMID 18691965›Full record

ArticleMolecular cell2008

RecQ helicase, Sgs1, and XPF family endonuclease, Mus81-Mms4, resolve aberrant joint molecules during meiotic recombination.

Steve D Oh, Jessica P Lao, Andrew F Taylor, Gerald R Smith, Neil Hunter

Open access · bronzeAbstract read
In one paragraph

Article in Molecular cell, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 121 papers.

0numbers the graph read from it
0cells of the map it votes in
121citing papers in PubMed
6.5field-weighted citation impact, top 3% 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

121 citing papers in PubMed, 178 citations in OpenAlex.

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  20. Meiotic DNA exchanges inLife science alliance · 2023
    Article

61 more citing papers are in PubMed but not listed here.

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

5 authors at 3 institutions in 1 country.

Steve D OhDepartment of Microbiology, University of California, Davis, One Shields Avenue, Davis, CA 95616, USA.
Jessica P Lao
Andrew F Taylor
Gerald R Smith
Neil Hunter
University of California, Davis · USFred Hutch Cancer Center · USNorth Seattle College · US

Funding

MOLECULAR ANALYSIS OF HOTSPOTS OF GENETIC RECOMBINATIONR01GM031693 · NIGMS · FRED HUTCHINSON CANCER RESEARCH CENTER · PI SMITH, GERALD R · 1985 to 2015
$9.7M
Joint Molecule Resolution During Meiotic RecombinationR01GM074223 · NIGMS · UNIVERSITY OF CALIFORNIA DAVIS · PI HUNTER, NEIL · 2005 to 2025
$6.0M
Molecular Analysis of Hotspots of Genetic RecombinationR56GM031693 · NIGMS · FRED HUTCHINSON CANCER RESEARCH CENTER · PI SMITH, GERALD R · 2007 to 2007
$586k
NIGMS NIH HHS GM031693NIGMS NIH HHS GM74223NIGMS NIH HHS R01 GM031693NIGMS NIH HHS R01 GM074223NIGMS NIH HHS R56 GM031693
6 · The paper itself

Abstract

Saccharomyces cerevisiae RecQ helicase, Sgs1, and XPF family endonuclease, Mus81-Mms4, are implicated in processing joint molecule (JM) recombination intermediates. We show that cells lacking either enzyme frequently experience chromosome segregation problems during meiosis and that when both enzymes are absent attempted segregation fails catastrophically. In all cases, segregation appears to be impeded by unresolved JMs. Analysis of the DNA events of recombination indicates that Sgs1 limits aberrant JM structures that result from secondary strand-invasion events and often require Mus81-Mms4 for their normal resolution. Aberrant JMs contain high levels of single Holliday junctions and include intersister JMs, multichromatid JMs comprising three and four chromatids, and newly identified recombinant JMs containing two chromatids, one of which has undergone crossing over. Despite persistent JMs in sgs1 mms4 double mutants, crossover and noncrossover products still form at high levels. We conclude that Sgs1 and Mus81-Mms4 collaborate to eliminate aberrant JMs, whereas as-yet-unidentified enzymes process normal JMs.

Indexed as

MeiosisChromosome SegregationCrossing Over, GeneticCyclin BDNA-Binding ProteinsDNA Breaks, Double-StrandedDNA, CruciformEndonucleasesFlap EndonucleasesMutationRecombination, GeneticRecQ HelicasesSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTime FactorsTrans-ActivatorsCLB2 protein, S cerevisiaeCyclin BDNA-Binding ProteinsDNA, CruciformEndonucleasesFlap EndonucleasesMMS4 protein, S cerevisiaeMUS81 protein, S cerevisiaeRecQ HelicasesSaccharomyces cerevisiae ProteinsSGS1 protein, S cerevisiaeTrans-Activators

Identifiers

PMID18691965
PMCPMC2587322
OpenAlexW2019661860

What OpenQuestion holds

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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.