Evidence map›Paper›PMID 23901010›Full record

ArticleNucleic acids research2013

Temporal regulation of the Mus81-Mms4 endonuclease ensures cell survival under conditions of DNA damage.

Irene Saugar, María Victoria Vázquez, María Gallo-Fernández, María Ángeles Ortiz-Bazán, Mónica Segurado, Arturo Calzada, José Antonio Tercero

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
2.2field-weighted citation impact, top 12% 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

25 citing papers in PubMed, 33 citations in OpenAlex.

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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

7 authors at 2 institutions in 1 country.

Irene SaugarCentro de Biología Molecular Severo Ochoa (CSIC/UAM), Cantoblanco. 28049-Madrid, Spain and Centro Nacional de Biotecnología (CSIC), Cantoblanco. 28049-Madrid, Spain.
María Victoria Vázquez
María Gallo-Fernández
María Ángeles Ortiz-Bazán
Mónica Segurado
Arturo Calzada
José Antonio Tercero
Universidad Autónoma de Madrid · ESConsejo Superior de Investigaciones Científicas · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The structure-specific Mus81-Eme1/Mms4 endonuclease contributes importantly to DNA repair and genome integrity maintenance. Here, using budding yeast, we have studied its function and regulation during the cellular response to DNA damage and show that this endonuclease is necessary for successful chromosome replication and cell survival in the presence of DNA lesions that interfere with replication fork progression. On the contrary, Mus81-Mms4 is not required for coping with replicative stress originated by acute treatment with hydroxyurea (HU), which causes fork stalling. Despite its requirement for dealing with DNA lesions that hinder DNA replication, Mus81-Mms4 activation is not induced by DNA damage at replication forks. Full Mus81-Mms4 activity is only acquired when cells finish S-phase and the endonuclease executes its function after the bulk of genome replication is completed. This post-replicative mode of action of Mus81-Mms4 limits its nucleolytic activity during S-phase, thus avoiding the potential cleavage of DNA substrates that could cause genomic instability during DNA replication. At the same time, it constitutes an efficient fail-safe mechanism for processing DNA intermediates that cannot be resolved by other proteins and persist after bulk DNA synthesis, which guarantees the completion of DNA repair and faithful chromosome replication when the DNA is damaged.

Indexed as

DNA DamageDNA ReplicationDNA-Binding ProteinsEndonucleasesFlap EndonucleasesGene DeletionHolliday Junction ResolvasesHydroxyureaMicrobial ViabilityRecQ HelicasesSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsS PhaseDNA-Binding ProteinsEndonucleasesFlap EndonucleasesHolliday Junction ResolvasesHydroxyureaMMS4 protein, S cerevisiaeMUS81 protein, S cerevisiaeRecQ HelicasesSaccharomyces cerevisiae ProteinsSGS1 protein, S cerevisiaeYen1 protein, S cerevisiae

Identifiers

PMID23901010
PMCPMC3799426
OpenAlexW2125128401

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.