Evidence map›Paper›PMID 23145133›Full record

ArticlePloS one2012

Nucleolin participates in DNA double-strand break-induced damage response through MDC1-dependent pathway.

Junya Kobayashi, Hiroko Fujimoto, Jun Sato, Ikue Hayashi, Sandeep Burma, Shinya Matsuura, David J Chen, Kenshi Komatsu

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 50 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
50citing papers in PubMed, 2 pooled it
2.6field-weighted citation impact, top 10% 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

50 citing papers in PubMed, 2 syntheses or guidelines pooled it, 75 citations in OpenAlex.

  1. Pooled it
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  13. Mitochondrial Factors in the Cell Nucleus.International journal of molecular sciences · 2023
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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

8 authors at 4 institutions in 2 countries.

Junya KobayashiDepartment of Genome Repair Dynamics, Radiation Biology Center, Kyoto University, Kyoto, Japan. jkobayashi@house.rbc.kyoto-u.ac.jp
Hiroko Fujimoto
Jun Sato
Ikue Hayashi
Sandeep Burma
Shinya Matsuura
David J Chen
Kenshi Komatsu
Kyoto University · JPHiroshima University · JPThe University of Texas Southwestern Medical Center · USKyoto University of Education · JP

Funding

Molecular mechanisms of GBM radioresistance and strategies for radiosensitizationR01CA149461 · NCI · UT SOUTHWESTERN MEDICAL CENTER · PI BURMA, SANDEEP · 2011 to 2015
$1.6M
NCI NIH HHS R01 CA149461
6 · The paper itself

Abstract

H2AX is an important factor for chromatin remodeling to facilitate accumulation of DNA damage-related proteins at DNA double-strand break (DSB) sites. In order to further understand the role of H2AX in the DNA damage response (DDR), we attempted to identify H2AX-interacting proteins by proteomics analysis. As a result, we identified nucleolin as one of candidates. Here, we show a novel role of a major nucleolar protein, nucleolin, in DDR. Nucleolin interacted with γ-H2AX and accumulated to laser micro-irradiated DSB damage sites. Chromatin Immunoprecipitation assay also displayed the accumulation of nucleolin around DSB sites. Nucleolin-depleted cells exhibited repression of both ATM-dependent phosphorylation following exposure to γ-ray and subsequent cell cycle checkpoint activation. Furthermore, nucleolin-knockdown reduced HR and NHEJ activity and showed decrease in IR-induced chromatin accumulation of HR/NHEJ factors, agreeing with the delayed kinetics of γ-H2AX focus. Moreover, nucleolin-knockdown decreased MDC1-related events such as focus formation of 53 BP1, RNF168, phosphorylated ATM, and H2A ubiquitination. Nucleolin also showed FACT-like activity for DSB damage-induced histone eviction from chromatin. Taken together, nucleolin could promote both ATM-dependent cell cycle checkpoint and DSB repair by functioning in an MDC1-related pathway through its FACT-like function.

Indexed as

DNA Breaks, Double-StrandedAdaptor Proteins, Signal TransducingAnimalsCell Cycle CheckpointsCell Cycle ProteinsChromatinDNA RepairGamma RaysGene Knockdown TechniquesHeLa CellsHistonesHumansIntracellular Signaling Peptides and ProteinsMiceNuclear ProteinsNucleolinAdaptor Proteins, Signal TransducingCell Cycle ProteinsChromatinH2AX protein, humanHistonesIntracellular Signaling Peptides and ProteinsMDC1 protein, humanMDC1 protein, mouseNuclear ProteinsNucleolinPhosphoproteinsRNA-Binding ProteinsTrans-Activators

Identifiers

PMID23145133
PMCPMC3492271
OpenAlexW2061560837

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.