Evidence map›Paper›PMID 21873979›Full record

ArticleThe EMBO journal2011

G-quadruplex-induced instability during leading-strand replication.

Judith Lopes, Aurèle Piazza, Rodrigo Bermejo, Barry Kriegsman, Arianna Colosio, Marie-Paule Teulade-Fichou, Marco Foiani, Alain Nicolas

Open access · hybridAbstract read
In one paragraph

Article in The EMBO journal, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 205 papers.

0numbers the graph read from it
0cells of the map it votes in
205citing papers in PubMed
10.9field-weighted citation impact, top 1% 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

205 citing papers in PubMed, 331 citations in OpenAlex.

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  17. G-quadruplex stabilization induces DNA breaks in pericentromeric repetitive DNA sequences in B lymphocytes.Proceedings of the National Academy of Sciences of the United States of America · 2025
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145 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 2 countries.

Judith LopesRecombinaison et Instabilité Génétique, Institut Curie Centre de Recherche, CNRS UMR3244, Université Pierre et Marie Curie, Paris Cedex 05, France.
Aurèle Piazza
Rodrigo Bermejo
Barry Kriegsman
Arianna Colosio
Marie-Paule Teulade-Fichou
Marco Foiani
Alain Nicolas
Centre National de la Recherche Scientifique · FRIstituto Nazionale Genetica Molecolare · ITUniversity of Milan · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

G-quadruplexes are four-stranded nucleic acid structures whose biological functions remain poorly understood. In the yeast S. cerevisiae, we report that G-quadruplexes form and, if not properly processed, pose a specific challenge to replication. We show that the G-quadruplex-prone CEB1 tandem array is tolerated when inserted near ARS305 replication origin in wild-type cells but is very frequently destabilized upon treatment with the potent Phen-DC(3) G-quadruplex ligand, or in the absence of the G-quadruplex-unwinding Pif1 helicase, only when the G-rich strand is the template of leading-strand replication. The orientation-dependent instability is associated with the formation of Rad51-Rad52-dependent X-shaped intermediates during replication detected by two-dimensional (2D) gels, and relies on the presence of intact G-quadruplex motifs in CEB1 and on the activity of ARS305. The asymmetrical behaviour of G-quadruplex prone sequences during replication has implications for their evolutionary dynamics within genomes, including the maintenance of G-rich telomeres.

Indexed as

DNA ReplicationG-QuadruplexesCell CycleDNA HelicasesGenomicsModels, GeneticNucleic Acid ConformationNucleotidyltransferasesRad51 RecombinaseRad52 DNA Repair and Recombination ProteinRecombination, GeneticSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsY-Family DNA PolymerasesDNA HelicasesNucleotidyltransferasesPIF1 protein, S cerevisiaeRAD51 protein, S cerevisiaeRad51 RecombinaseRad52 DNA Repair and Recombination ProteinRAD52 protein, S cerevisiaeREV1 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsY-Family DNA Polymerases

Identifiers

PMID21873979
PMCPMC3209785
OpenAlexW2164144387

What OpenQuestion holds

Textmetadata
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.