Evidence map›Paper›PMID 21620135›Full record

ArticleCell2011

DNA replication through G-quadruplex motifs is promoted by the Saccharomyces cerevisiae Pif1 DNA helicase.

Katrin Paeschke, John A Capra, Virginia A Zakian

Open access · bronzeAbstract read
In one paragraph

Article in Cell, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 351 papers.

0numbers the graph read from it
0cells of the map it votes in
351citing papers in PubMed
19.2field-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

351 citing papers in PubMed, 567 citations in OpenAlex.

  1. Article
  2. Article
  3. Regulation of Pfh1 helicase activity by nucleic acid interactions and mitochondrial SSB.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
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  5. Review
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  12. The function of Mgs1/WRNIP1 in genome maintenance.Frontiers in molecular biosciences · 2026
    Review
  13. Article
  14. Review
  15. Article
  16. Article
  17. Article
  18. Review
  19. Article
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291 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 2 institutions in 1 country.

Katrin PaeschkeDepartment of Molecular Biology, Princeton University, Princeton, NJ 08544, USA.
John A Capra
Virginia A Zakian
Princeton University · USGladstone Institutes · US

Funding

DNA REPLICATION AND CHROMOSOME STRUCTURE IN YEASTR37GM026938 · NIGMS · PRINCETON UNIVERSITY · PI ZAKIAN, VIRGINIA A. · 2000 to 2009
$5.0M
DNA REPLICATION AND CHROMOSOME STRUCUTRE IN YEASTR01GM026938 · NIGMS · PRINCETON UNIVERSITY · PI ZAKIAN, VIRGINIA A. · 1986 to 2016
$4.3M
NIGMS NIH HHS GM26938NIGMS NIH HHS R01 GM026938NIGMS NIH HHS R37 GM026938
6 · The paper itself

Abstract

G-quadruplex (G4) DNA structures are extremely stable four-stranded secondary structures held together by noncanonical G-G base pairs. Genome-wide chromatin immunoprecipitation was used to determine the in vivo binding sites of the multifunctional Saccharomyces cerevisiae Pif1 DNA helicase, a potent unwinder of G4 structures in vitro. G4 motifs were a significant subset of the high-confidence Pif1-binding sites. Replication slowed in the vicinity of these motifs, and they were prone to breakage in Pif1-deficient cells, whereas non-G4 Pif1-binding sites did not show this behavior. Introducing many copies of G4 motifs caused slow growth in replication-stressed Pif1-deficient cells, which was relieved by spontaneous mutations that eliminated their ability to form G4 structures, bind Pif1, slow DNA replication, and stimulate DNA breakage. These data suggest that G4 structures form in vivo and that they are resolved by Pif1 to prevent replication fork stalling and DNA breakage.

Indexed as

DNA ReplicationG-QuadruplexesDNA Copy Number VariationsDNA HelicasesDNA Polymerase IISaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsS PhaseDNA HelicasesDNA Polymerase IIPIF1 protein, S cerevisiaeSaccharomyces cerevisiae Proteins

Identifiers

PMID21620135
PMCPMC3129610
OpenAlexW1991754576

What OpenQuestion holds

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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.