Evidence map›Paper›PMID 39774834›Full record

ArticleNature structural & molecular biology2025

Structural basis for the inhibition of PRC2 by active transcription histone posttranslational modifications.

Trinity Cookis, Alexandria Lydecker, Paul Sauer, Vignesh Kasinath, Eva Nogales

Abstract read
In one paragraph

Article in Nature structural & molecular biology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 citing papers in PubMed.

  1. Review
  2. Histone modification cross talk between a host and pathogen.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  3. Review
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  12. Review
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  16. Review
  17. HISTONE DEACETYLASE-1 is required for epigenome stability inProceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  18. Review
  19. Article
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Trinity CookisDepartment of Molecular and Cell Biology, University of California, Berkeley, CA, USA.
Alexandria LydeckerDepartment of Molecular and Cell Biology, University of California, Berkeley, CA, USA.
Paul SauerCalifornia Institute for Quantitative Biosciences (QB3), University of California, Berkeley, CA, USA.ORCID http://orcid.org/0000-0001-7204-5863
Vignesh KasinathDepartment of Biochemistry, University of Colorado, Boulder, CO, USA.
Eva NogalesDepartment of Molecular and Cell Biology, University of California, Berkeley, CA, USA. enogales@lbl.gov.ORCID http://orcid.org/0000-0001-9816-3681

Funding

The Stanford-SLAC CryoEM Center supplementU24GM129541 · NIGMS · STANFORD UNIVERSITY · PI CHIU, WAH, HEDMAN, BRITT · 2018 to 2023
$54.8M
MOLECULAR BIOPHYSICS TRAINING GRANTT32GM008295 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI HURLEY, JAMES H, WEMMER, DAVID E · 1989 to 2022
$8.1M
Structural studies of function and regulation of microtubules and transcriptional gene expression machineryR35GM127018 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI Eva Nogales · 2018 to 2026
$4.3M
NIGMS NIH HHS R35 GM127018NIGMS NIH HHS T32 GM008295NIGMS NIH HHS U24 GM129541
6 · The paper itself

Abstract

Polycomb repressive complex 2 (PRC2) trimethylates histone H3 on K27 (H3K27me3) leading to gene silencing that is essential for embryonic development and maintenance of cell identity. PRC2 is regulated by protein cofactors and their crosstalk with histone modifications. Trimethylated histone H3 on K4 (H3K4me3) and K36 (H3K36me3) localize to sites of active transcription and inhibit PRC2 activity through unknown mechanisms. Using cryo-electron microscopy, we reveal that histone H3 tails containing H3K36me3 engage poorly with PRC2 and preclude its effective interaction with chromatin, while H3K4me3 binds to the allosteric site in the EED subunit, acting as an antagonist that competes with activators required for spreading of the H3K27me3 repressive mark. Thus, the location of the H3K4me3 and H3K36me3 modifications along the H3 tail allows them to target two requirements for efficient trimethylation of H3K27 by PRC2. We further show that the JARID2 cofactor modulates PRC2 activity in the presence of these histone modifications.

Indexed as

HistonesPolycomb Repressive Complex 2Protein Processing, Post-TranslationalAnimalsChromatinCryoelectron MicroscopyHumansMethylationModels, MolecularProtein BindingTranscription, GeneticChromatinhistone H3 trimethyl Lys4HistonesPolycomb Repressive Complex 2

Identifiers

PMID39774834
PMCPMC11832421

What OpenQuestion holds

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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.