Evidence map›Paper›PMID 28652613›Full record

ArticleNature communications2017

Flipping between Polycomb repressed and active transcriptional states introduces noise in gene expression.

Gozde Kar, Jong Kyoung Kim, Aleksandra A Kolodziejczyk, Kedar Nath Natarajan, Elena Torlai Triglia, Borbala Mifsud, Sarah Elderkin, John C Marioni, Ana Pombo, Sarah A Teichmann

Abstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 50 papers.

0numbers the graph read from it
0cells of the map it votes in
50citing papers in PubMed
–field-weighted citation impact
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.

  1. Article
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  11. Molecular models of bidirectional promoter regulation.Current opinion in structural biology · 2024
    Review
  12. Contributions of transcriptional noise to leukaemia evolution: KAT2A as a case-study.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2024
    Review
  13. Article
  14. Article
  15. Article
  16. Review
  17. Article
  18. Review
  19. Inferring gene regulation from stochastic transcriptional variation across single cells at steady state.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  20. Article
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

10 authors.

Gozde KarEuropean Molecular Biology Laboratory-European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge, CB10 1SD, UK.
Jong Kyoung KimEuropean Molecular Biology Laboratory-European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge, CB10 1SD, UK.
Aleksandra A KolodziejczykEuropean Molecular Biology Laboratory-European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge, CB10 1SD, UK.
Kedar Nath NatarajanEuropean Molecular Biology Laboratory-European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge, CB10 1SD, UK.
Elena Torlai TrigliaEpigenetic Regulation and Chromatin Architecture Group, Berlin Institute for Medical Systems Biology, Max Delbrück Center for Molecular Medicine, Robert Roessle Strasse, Berlin-Buch, 13125, Germany.ORCID http://orcid.org/0000-0002-6059-0116
Borbala MifsudCancer Research UK London Research Institute, 44 Lincoln's Inn Fields, London, WC2A 3LY, UK.ORCID http://orcid.org/0000-0003-3429-3094
Sarah ElderkinNuclear Dynamics Programme, The Babraham Institute, Babraham Research Campus, Cambridge, CB22 3AT, UK.
John C MarioniEuropean Molecular Biology Laboratory-European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge, CB10 1SD, UK.
Ana PomboEpigenetic Regulation and Chromatin Architecture Group, Berlin Institute for Medical Systems Biology, Max Delbrück Center for Molecular Medicine, Robert Roessle Strasse, Berlin-Buch, 13125, Germany.ORCID http://orcid.org/0000-0002-7493-6288
Sarah A TeichmannEuropean Molecular Biology Laboratory-European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge, CB10 1SD, UK. st9@sanger.ac.uk.

Funding

Cancer Research UK 22231Medical Research Council MR/L016311/1Wellcome Trust
6 · The paper itself

Abstract

Polycomb repressive complexes (PRCs) are important histone modifiers, which silence gene expression; yet, there exists a subset of PRC-bound genes actively transcribed by RNA polymerase II (RNAPII). It is likely that the role of Polycomb repressive complex is to dampen expression of these PRC-active genes. However, it is unclear how this flipping between chromatin states alters the kinetics of transcription. Here, we integrate histone modifications and RNAPII states derived from bulk ChIP-seq data with single-cell RNA-sequencing data. We find that Polycomb repressive complex-active genes have greater cell-to-cell variation in expression than active genes, and these results are validated by knockout experiments. We also show that PRC-active genes are clustered on chromosomes in both two and three dimensions, and interactions with active enhancers promote a stabilization of gene expression noise. These findings provide new insights into how chromatin regulation modulates stochastic gene expression and transcriptional bursting, with implications for regulation of pluripotency and development.Polycomb repressive complexes modify histones but it is unclear how changes in chromatin states alter kinetics of transcription. Here, the authors use single-cell RNAseq and ChIPseq to find that actively transcribed genes with Polycomb marks have greater cell-to-cell variation in expression.

Indexed as

Transcription, GeneticAnimalsBase SequenceCell Line, TumorGene Expression RegulationGenetic MarkersMiceMice, KnockoutPolycomb-Group ProteinsPolycomb Repressive Complex 1RNA, MessengerUbiquitin-Protein LigasesGenetic MarkersPolycomb-Group ProteinsPolycomb Repressive Complex 1Ring1 protein, mouseRNA, MessengerRnf2 protein, mouseUbiquitin-Protein Ligases

Identifiers

PMID28652613
PMCPMC5484669

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Registered trials

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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.