Evidence map›Paper›PMID 24163101›Full record

ArticleNucleic acids research2014

Genome-wide reorganization of histone H2AX toward particular fragile sites on cell activation.

Jungmin Seo, Kwoneel Kim, Dong-Yeop Chang, Ho-Bum Kang, Eui-Cheol Shin, Jongbum Kwon, Jung Kyoon Choi

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.3field-weighted citation impact, top 20% 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

19 citing papers in PubMed, 29 citations in OpenAlex.

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  13. Large-scale heterochromatin remodeling linked to overreplication-associated DNA damage.Proceedings of the National Academy of Sciences of the United States of America · 2017
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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

7 authors at 3 institutions in 1 country.

Jungmin SeoResearch Institute of Bioinformatics, Omicsis, Inc., Daejeon 305-333, Korea, Department of Bio and Brain Engineering, KAIST, Daejeon 305-701, Korea, Graduate School of Medical Science and Engineering, KAIST, Daejeon 305-701, Korea, Medical Genomics Research Center, KRIBB, Daejeon 305-333, Korea and Department of Life Science, Ewha Womans University, Seoul 120-750, Korea.
Kwoneel Kim
Dong-Yeop Chang
Ho-Bum Kang
Eui-Cheol Shin
Jongbum Kwon
Jung Kyoon Choi
Ewha Womans University · KRKorea Research Institute of Bioscience and Biotechnology · KRKorea Advanced Institute of Science and Technology · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

γH2AX formation by phosphorylation of the histone variant H2AX is the key process in the repair of DNA lesions including those arising at fragile sites under replication stress. Here we demonstrate that H2AX is dynamically reorganized to preoccupy γH2AX hotspots on increased replication stress by activated cell proliferation and that H2AX is enriched in aphidicolin-induced replisome stalling sites in cycling cells. Interestingly, H2AX enrichment was particularly found in genomic regions that replicate in early S phase. High transcription activity, a hallmark of early replicating fragile sites, was a determinant of H2AX localization. Subtelomeric H2AX enrichment was also attributable to early replication and high gene density. In contrast, late replicating and infrequently transcribed regions, including common fragile sites and heterochromatin, lacked H2AX enrichment. In particular, heterochromatin was inaccessible to H2AX incorporation, maybe partly explaining the cause of mutation accumulation in cancer heterochromatin. Meanwhile, H2AX in actively dividing cells was intimately colocalized with INO80. INO80 silencing reduced H2AX levels, particularly at the INO80-enriched sites. Our findings suggest that active DNA replication is accompanied with the specific localization of H2AX and INO80 for efficient damage repair or replication-fork stabilization in actively transcribed regions.

Indexed as

Chromosome Fragile SitesDNA ReplicationATPases Associated with Diverse Cellular ActivitiesCell ProliferationDNA-Binding ProteinsDNA HelicasesDNA Replication TimingGenome, HumanHeLa CellsHistonesHumansNucleosomesATPases Associated with Diverse Cellular ActivitiesDNA-Binding ProteinsDNA HelicasesH2AX protein, humanHistonesINO80 protein, humanNucleosomes

Identifiers

PMID24163101
PMCPMC3902941
OpenAlexW2058655906

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.