Evidence map›Paper›PMID 20018712›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2009

The N-terminus of histone H3 is required for de novo DNA methylation in chromatin.

Jia-Lei Hu, Bo O Zhou, Run-Rui Zhang, Kang-Ling Zhang, Jin-Qiu Zhou, Guo-Liang Xu

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
4.3field-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

63 citing papers in PubMed, 112 citations in OpenAlex.

  1. Article
  2. Article
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  4. A Modular and Customizable CRISPR/Cas Toolkit for Epigenome Editing of Cis-regulatory Modules.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
    Article
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  10. ExploringMicrobial cell (Graz, Austria) · 2021
    Review
  11. Article
  12. Review
  13. Review
  14. Understanding the interplay between CpG island-associated gene promoters and H3K4 methylation.Biochimica et biophysica acta. Gene regulatory mechanisms · 2020
    Review
  15. Article
  16. Review
  17. Article
  18. Review
  19. Article
  20. Article

3 more citing papers are in PubMed but not listed here.

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

6 authors at 4 institutions in 2 countries.

Jia-Lei HuThe State Key Laboratory of Molecular Biology, Institute of Biochemistry and Cell Biology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, 320 Yueyang Road, Shanghai 200031, China.
Bo O Zhou
Run-Rui Zhang
Kang-Ling Zhang
Jin-Qiu Zhou
Guo-Liang Xu
Center for Excellence in Molecular Cell Science · CNChinese Academy of Sciences · CNLoma Linda University · USShanghai Institutes for Biological Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

DNA methylation and histone modification are two major epigenetic pathways that interplay to regulate transcriptional activity and other genome functions. Dnmt3L is a regulatory factor for the de novo DNA methyltransferases Dnmt3a and Dnmt3b. Although recent biochemical studies have revealed that Dnmt3L binds to the tail of histone H3 with unmethylated lysine 4 in vitro, the requirement of chromatin components for DNA methylation has not been examined, and functional evidence for the connection of histone tails to DNA methylation is still lacking. Here, we used the budding yeast Saccharomyces cerevisiae as a model system to investigate the chromatin determinants of DNA methylation through ectopic expression of murine Dnmt3a and Dnmt3L. We found that the N terminus of histone H3 tail is required for de novo methylation, while the central part encompassing lysines 9 and 27, as well as the H4 tail are dispensable. DNA methylation occurs predominantly in heterochromatin regions lacking H3K4 methylation. In mutant strains depleted of H3K4 methylation, the DNA methylation level increased 5-fold. The methylation activity of Dnmt3a largely depends on the Dnmt3L's PHD domain recognizing the histone H3 tail with unmethylated lysine 4. Functional analysis of Dnmt3L in mouse ES cells confirmed that the chromatin-recognition ability of Dnmt3L's PHD domain is indeed required for efficient methylation at the promoter of the endogenous Dnmt3L gene. These findings establish the N terminus of histone H3 tail with an unmethylated lysine 4 as a chromatin determinant for DNA methylation.

Indexed as

DNA MethylationAnimalsChromatinDNA (Cytosine-5-)-MethyltransferasesDNA, FungalDNA Methyltransferase 3AHistonesIn Vitro TechniquesMethylationMiceModels, BiologicalRecombinant ProteinsSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsChromatinDNA (Cytosine-5-)-MethyltransferasesDNA, FungalDNA Methyltransferase 3ADnmt3a protein, mouseDnmt3l protein, mouseHistonesRecombinant ProteinsSaccharomyces cerevisiae Proteins

Identifiers

PMID20018712
PMCPMC2799746
OpenAlexW2013928795

What OpenQuestion holds

Textmetadata
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.