Evidence map›Paper›PMID 19433449›Full record

ArticleMolecular and cellular biology2009

CXXC finger protein 1 contains redundant functional domains that support embryonic stem cell cytosine methylation, histone methylation, and differentiation.

Courtney M Tate, Jeong-Heon Lee, David G Skalnik

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

20 citing papers in PubMed, 35 citations in OpenAlex.

  1. Article
  2. Article
  3. Epigenetic initiation of the TScience advances · 2019
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  12. Selective targeting of histone methylation.Cell cycle (Georgetown, Tex.) · 2011
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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.

Courtney M TateDepartments of Pediatrics and Biochemistry and Molecular Biology, Indiana University School of Medicine, 1044 West Walnut St., Room 327, Indianapolis, IN 46202, USA.
Jeong-Heon Lee
David G Skalnik
Indiana University School of Medicine

Funding

Immunology and Infectious Diseases Training ProgramT32AI060519 · NIAID · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI MARK H KAPLAN · 2004 to 2026
$6.0M
NIAID NIH HHS T32 AI060519
6 · The paper itself

Abstract

CXXC finger protein 1 (Cfp1) is a regulator of both cytosine methylation and histone methylation. Murine embryonic stem (ES) cells lacking Cfp1 exhibit a decreased plating efficiency, decreased cytosine methylation, elevated global levels of histone H3-Lys4 trimethylation, and a failure to differentiate in vitro. Remarkably, transfection studies reveal that expression of either the amino half of Cfp1 (amino acids 1 to 367 [Cfp1(1-367)]) or the carboxyl half of Cfp1 (Cfp1(361-656)) is sufficient to correct all of the defects observed with ES cells that lack Cfp1. However, a point mutation (C169A) that abolishes DNA-binding activity of Cfp1 ablates the rescue activity of the Cfp1(1-367) fragment, and a point mutation (C375A) that abolishes the interaction of Cfp1 with the Setd1 histone H3-Lys4 methyltransferase complexes ablates the rescue activity of the Cfp1(361-656) fragment. Introduction of both the C169A and C375A point mutations ablates the rescue activity of the full-length Cfp1 protein. These results indicate that retention of either the Cfp1 DNA-binding domain or Setd1 interaction domain is required for Cfp1 rescue activity, and they illustrate the functional complexity of this critical epigenetic regulator. A model is presented for how epigenetic cross talk may explain the finding of redundant functional domains within Cfp1.

Indexed as

Amino Acid SequenceAmino Acid SubstitutionAnimalsBase SequenceBinding SitesCell DifferentiationCell LineCytosineDNA-Binding ProteinsDNA MethylationDNA PrimersEmbryonic Stem CellsEpigenesis, GeneticHistonesHumansMiceCXXC1 protein, humanCxxc1 protein, mouseCytosineDNA-Binding ProteinsDNA PrimersHistonesPeptide FragmentsTrans-Activators

Identifiers

PMID19433449
PMCPMC2704740
OpenAlexW2165312321

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.