Evidence map›Paper›PMID 23459151›Full record

ArticleCell research2013

Single strand DNA binding proteins 1 and 2 protect newly replicated telomeres.

Peili Gu, Wei Deng, Ming Lei, Sandy Chang

Open access · bronzeAbstract read
In one paragraph

Article in Cell research, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed, 35 citations in OpenAlex.

  1. Article
  2. Article
  3. Article
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  6. A comparative study of protein-ssDNA interactions.NAR genomics and bioinformatics · 2021
    Article
  7. miR-376a Provokes Rectum AdenocarcinomaFrontiers in cell and developmental biology · 2021
    Article
  8. The Integrator Complex in Transcription and Development.Trends in biochemical sciences · 2020
    Review
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  11. Article
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  13. Review
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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

4 authors at 2 institutions in 2 countries.

Peili GuDepartment of Laboratory Medicine and Pathology, Yale University School of Medicine, New Haven, CT 06520, USA.
Wei Deng
Ming Lei
Sandy Chang
Chinese Academy of Sciences · CNYale University · US

Funding

Telomere induced senescence as a supressor of tumorigenesisR01CA129037 · NCI · YALE UNIVERSITY · PI CHANG, SANDY S · 2007 to 2017
$3.1M
NCI NIH HHS R01 CA129037
6 · The paper itself

Abstract

Human single-strand (ss) DNA binding proteins 1 and 2 (hSSB1 and 2) are components of the hSSB1/2-INTS3-C9orf80 heterotrimeric protein complex shown to participate in DNA damage response and maintenance of genome stability. However, their roles at telomeres remain unknown. Here, we generated murine SSB1 conditional knockout mice and cells and found that mSSB1 plays a critical role in telomere end protection. Both mSSB1 and mSSB2 localize to a subset of telomeres and are required to repair TRF2-deficient telomeres. Deletion of mSSB1 resulted in increased chromatid-type fusions involving both leading- and lagging-strand telomeric DNA, suggesting that it is required for the protection of G-overhangs. mSSB1's interaction with INTS3 is required for its localization to damaged DNA. mSSB1 interacts with Pot1a, but not Pot1b, and its association with telomeric ssDNA requires Pot1a. mSSB1(Δ/Δ) mice die at birth with developmental abnormalities, while mice with the hypomorphic mSSB1(F/F) allele are born alive and display increased sensitivity to ionizing radiation (IR). Our results suggest that mSSB1 is required to maintain genome stability, and document a previously unrecognized role for mSSB1/2 in the protection of newly replicated leading- and lagging-strand telomeres.

Indexed as

AllelesAnimalsCell LineChromatidsDNA-Binding ProteinsDNA DamageDNA RepairDNA, Single-StrandedGenomic InstabilityHumansMiceMice, KnockoutMitochondrial ProteinsProtein BindingRadiation, IonizingRNA InterferenceDNA-Binding ProteinsDNA, Single-StrandedMitochondrial ProteinsPOT1 protein, mouseRNA, Small InterferingShelterin ComplexSSBP1 protein, mouseSsbp2 protein, mouseTelomere-Binding ProteinsTelomeric Repeat Binding Protein 2

Identifiers

PMID23459151
PMCPMC3641597
OpenAlexW2037534343

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.