Evidence map›Paper›PMID 38360996›Full record

ArticleThe EMBO journal2024

RAD51 restricts DNA over-replication from re-activated origins.

Sergio Muñoz, Elena Blanco-Romero, Daniel González-Acosta, Sara Rodriguez-Acebes, Diego Megías, Massimo Lopes, Juan Méndez

Open access · diamondAbstract read
In one paragraph

Article in The EMBO journal, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
3.0field-weighted citation impact, top 9% 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

10 citing papers in PubMed, 13 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 3 institutions in 2 countries.

Sergio MuñozDNA Replication Group, Molecular Oncology Programme, Spanish National Cancer Research Centre (CNIO), Melchor Fernández Almagro 3, 28029, Madrid, Spain.ORCID http://orcid.org/0000-0003-2971-8393
Elena Blanco-Romero *DNA Replication Group, Molecular Oncology Programme, Spanish National Cancer Research Centre (CNIO), Melchor Fernández Almagro 3, 28029, Madrid, Spain.
Daniel González-Acosta *DNA Replication Group, Molecular Oncology Programme, Spanish National Cancer Research Centre (CNIO), Melchor Fernández Almagro 3, 28029, Madrid, Spain.
Sara Rodriguez-AcebesDNA Replication Group, Molecular Oncology Programme, Spanish National Cancer Research Centre (CNIO), Melchor Fernández Almagro 3, 28029, Madrid, Spain.ORCID http://orcid.org/0000-0002-9867-7591
Diego MegíasConfocal Microscopy Unit, Biotechnology Programme, Spanish National Cancer Research Centre (CNIO), Melchor Fernández Almagro 3, 28029, Madrid, Spain.
Massimo LopesInstitute of Molecular Cancer Research, University of Zurich, Winterthurerstrasse 190, 8057, Zurich, Switzerland.ORCID http://orcid.org/0000-0003-3847-8133
Juan MéndezDNA Replication Group, Molecular Oncology Programme, Spanish National Cancer Research Centre (CNIO), Melchor Fernández Almagro 3, 28029, Madrid, Spain. jmendez@cnio.es.ORCID http://orcid.org/0000-0002-3235-2559
Spanish National Cancer Research Centre · ESUniversity of Zurich · CHInstituto de Salud Carlos III · ES

Funding

European Molecular Biology Organization (EMBO) 1135-2021MEC | Agencia Estatal de Investigación (AEI) BFU2016-80401-RMEC | Agencia Estatal de Investigación (AEI) PID2019-106707-RBMEC | Agencia Estatal de Investigación (AEI) PID2022-142177-NBSchweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (SNF) 310030_189206
6 · The paper itself

Abstract

Eukaryotic cells rely on several mechanisms to ensure that the genome is duplicated precisely once in each cell division cycle, preventing DNA over-replication and genomic instability. Most of these mechanisms limit the activity of origin licensing proteins to prevent the reactivation of origins that have already been used. Here, we have investigated whether additional controls restrict the extension of re-replicated DNA in the event of origin re-activation. In a genetic screening in cells forced to re-activate origins, we found that re-replication is limited by RAD51 and enhanced by FBH1, a RAD51 antagonist. In the presence of chromatin-bound RAD51, forks stemming from re-fired origins are slowed down, leading to frequent events of fork reversal. Eventual re-initiation of DNA synthesis mediated by PRIMPOL creates ssDNA gaps that facilitate the partial elimination of re-duplicated DNA by MRE11 exonuclease. In the absence of RAD51, these controls are abrogated and re-replication forks progress much longer than in normal conditions. Our study uncovers a safeguard mechanism to protect genome stability in the event of origin reactivation.

Indexed as

DNA-Binding ProteinsRad51 RecombinaseDNADNA ReplicationHumansMRE11 Homologue ProteinDNADNA-Binding ProteinsMRE11 Homologue ProteinRAD51 protein, humanRad51 RecombinaseDNA ReplicationFork ProgressionMRE11RAD51Re-replication

Identifiers

PMID38360996
PMCPMC10942984
OpenAlexW4391839595

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.