Evidence map›Paper›PMID 31601866›Full record

ArticleScientific reports2019

DNA sequence-dependent chromatin architecture and nuclear hubs formation.

Kamel Jabbari, Maharshi Chakraborty, Thomas Wiehe

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. 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
1.7field-weighted citation impact, top 15% 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, 44 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

Kamel JabbariInstitute for Genetics, Biocenter Cologne, University of Cologne, Zülpicher Straße 47a, 50674, Köln, Germany. kjabbari@uni-koeln.de.ORCID http://orcid.org/0000-0001-7525-7933
Maharshi ChakrabortyInstitute for Genetics, Biocenter Cologne, University of Cologne, Zülpicher Straße 47a, 50674, Köln, Germany.
Thomas WieheInstitute for Genetics, Biocenter Cologne, University of Cologne, Zülpicher Straße 47a, 50674, Köln, Germany.ORCID http://orcid.org/0000-0002-8932-2772
University of Cologne · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this study, by exploring chromatin conformation capture data, we show that the nuclear segregation of Topologically Associated Domains (TADs) is contributed by DNA sequence composition. GC-peaks and valleys of TADs strongly influence interchromosomal interactions and chromatin 3D structure. To gain insight on the compositional and functional constraints associated with chromatin interactions and TADs formation, we analysed intra-TAD and intra-loop GC variations. This led to the identification of clear GC-gradients, along which, the density of genes, super-enhancers, transcriptional activity, and CTCF binding sites occupancy co-vary non-randomly. Further, the analysis of DNA base composition of nucleolar aggregates and nuclear speckles showed strong sequence-dependant effects. We conjecture that dynamic DNA binding affinity and flexibility underlay the emergence of chromatin condensates, their growth is likely promoted in mechanically soft regions (GC-rich) of the lowest chromatin and nucleosome densities. As a practical perspective, the strong linear association between sequence composition and interchromosomal contacts can help define consensus chromatin interactions, which in turn may be used to study alternative states of chromatin architecture.

Indexed as

Transcription, GeneticBase CompositionBinding SitesCCCTC-Binding FactorCell LineCell NucleusChromatinChromatin Assembly and DisassemblyDatasets as TopicEnhancer Elements, GeneticGene Expression ProfilingGenomicsHumansCCCTC-Binding FactorChromatinCTCF protein, human

Identifiers

PMID31601866
PMCPMC6787200
OpenAlexW2979613575

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.