Evidence map›Paper›PMID 26354865›Full record

ArticleNucleic acids research2015

Mammalian RAD51 paralogs protect nascent DNA at stalled forks and mediate replication restart.

Kumar Somyajit, Sneha Saxena, Sharath Babu, Anup Mishra, Ganesh Nagaraju

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 87 papers.

0numbers the graph read from it
0cells of the map it votes in
87citing papers in PubMed
5.3field-weighted citation impact, top 4% 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

87 citing papers in PubMed, 124 citations in OpenAlex.

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Kumar SomyajitDepartment of Biochemistry, Indian Institute of Science, Bangalore-560012, India.
Sneha SaxenaDepartment of Biochemistry, Indian Institute of Science, Bangalore-560012, India.
Sharath BabuDepartment of Biochemistry, Indian Institute of Science, Bangalore-560012, India.
Anup MishraDepartment of Biochemistry, Indian Institute of Science, Bangalore-560012, India.
Ganesh NagarajuDepartment of Biochemistry, Indian Institute of Science, Bangalore-560012, India nganesh@biochem.iisc.ernet.in.
Indian Institute of Science Bangalore · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mammalian RAD51 paralogs are implicated in the repair of collapsed replication forks by homologous recombination. However, their physiological roles in replication fork maintenance prior to fork collapse remain obscure. Here, we report on the role of RAD51 paralogs in short-term replicative stress devoid of DSBs. We show that RAD51 paralogs localize to nascent DNA and common fragile sites upon replication fork stalling. Strikingly, RAD51 paralogs deficient cells exhibit elevated levels of 53BP1 nuclear bodies and increased DSB formation, the latter being attributed to extensive degradation of nascent DNA at stalled forks. RAD51C and XRCC3 promote the restart of stalled replication in an ATP hydrolysis dependent manner by disengaging RAD51 and other RAD51 paralogs from the halted forks. Notably, we find that Fanconi anemia (FA)-like disorder and breast and ovarian cancer patient derived mutations of RAD51C fails to protect replication fork, exhibit under-replicated genomic regions and elevated micro-nucleation. Taken together, RAD51 paralogs prevent degradation of stalled forks and promote the restart of halted replication to avoid replication fork collapse, thereby maintaining genomic integrity and suppressing tumorigenesis.

Indexed as

DNA ReplicationAmino Acid MotifsAnimalsBreast NeoplasmsCell LineChromatinChromosome Fragile SitesCricetinaeCricetulusDNADNA-Binding ProteinsDNA BreaksDNA-Directed DNA PolymeraseDNA, Single-StrandedFanconi Anemia Complementation Group ProteinsFemaleChromatinDNADNA-Binding ProteinsDNA-Directed DNA PolymeraseDNA, Single-StrandedFanconi Anemia Complementation Group ProteinsMultienzyme ComplexesRAD51C protein, humanReplisomesX-ray repair cross complementing protein 3XRCC2 protein, human

Identifiers

PMID26354865
PMCPMC4787763
OpenAlexW1721495752

What OpenQuestion holds

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Read underepoch 390

Registered trials

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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.