Evidence map›Paper›PMID 32572256›Full record

ArticleNature structural & molecular biology2020

Dppa2 and Dppa4 counteract de novo methylation to establish a permissive epigenome for development.

Kristjan H Gretarsson, Jamie A Hackett

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In one paragraph

Article in Nature structural & molecular biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
3.9field-weighted citation impact, top 5% 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

42 citing papers in PubMed, 70 citations in OpenAlex.

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  7. Histone bivalency in CNS development.Genes & development · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Kristjan H GretarssonEuropean Molecular Biology Laboratory (EMBL), Epigenetics & Neurobiology site, Rome, Italy.ORCID http://orcid.org/0000-0002-9616-416X
Jamie A HackettEuropean Molecular Biology Laboratory (EMBL), Epigenetics & Neurobiology site, Rome, Italy. jamie.hackett@embl.it.ORCID http://orcid.org/0000-0002-6237-3684
European Molecular Biology Laboratory · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Early mammalian development entails genome-wide epigenome remodeling, including DNA methylation erasure and reacquisition, which facilitates developmental competence. To uncover the mechanisms that orchestrate DNA methylation dynamics, we coupled a single-cell ratiometric DNA methylation reporter with unbiased CRISPR screening in murine embryonic stem cells (ESCs). We identify key genes and regulatory pathways that drive global DNA hypomethylation, and characterize roles for Cop1 and Dusp6. We also identify Dppa2 and Dppa4 as essential safeguards of focal epigenetic states. In their absence, developmental genes and evolutionarily young LINE1 elements, which are specifically bound by DPPA2, lose H3K4me3 and gain ectopic de novo DNA methylation in pluripotent cells. Consequently, lineage-associated genes and LINE1 acquire a repressive epigenetic memory, which renders them incompetent for activation during future lineage specification. Dppa2/4 thereby sculpt the pluripotent epigenome by facilitating H3K4me3 and bivalency to counteract de novo methylation, a function co-opted by evolutionarily young LINE1 to evade epigenetic decommissioning.

Indexed as

DNA MethylationAnimalsCell LineCRISPR-Cas SystemsEpigenomeGene Expression Regulation, DevelopmentalLong Interspersed Nucleotide ElementsMiceMouse Embryonic Stem CellsNuclear ProteinsSingle-Cell AnalysisTranscription FactorsDppa2 protein, mouseDppa4 protein, mouseNuclear ProteinsTranscription Factors

Identifiers

PMID32572256
OpenAlexW3036256258

What OpenQuestion holds

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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.