Evidence map›Paper›PMID 19620290›Full record

ArticleMolecular and cellular biology2009

Repression of ESR1 through actions of estrogen receptor alpha and Sin3A at the proximal promoter.

Stephanie J Ellison-Zelski, Natalia M Solodin, Elaine T Alarid

Open access · bronzeAbstract 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 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

52 citing papers in PubMed, 82 citations in OpenAlex.

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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.

Stephanie J Ellison-ZelskiDepartment of Oncology, McArdle Laboratories for Cancer Research, University of Wisconsin-Madison, 6151 Wisconsin Institutes for Medical Research, Madison, WI 53706, USA.
Natalia M Solodin
Elaine T Alarid
University of Wisconsin–Madison · US

Funding

Proteolytic Regulation of Estrogen Receptor-alphaR01DK064034 · NIDDK · UNIVERSITY OF WISCONSIN-MADISON · PI ALARID, ELAINE T · 2004 to 2007
$819k
NIDDK NIH HHS DK64034NIDDK NIH HHS R01 DK064034
6 · The paper itself

Abstract

Gene expression results from the coordinated actions of transcription factor proteins and coregulators. Estrogen receptor alpha (ERalpha) is a ligand-activated transcription factor that can both activate and repress the expression of genes. Activation of transcription by estrogen-bound ERalpha has been studied in detail, as has antagonist-induced repression, such as that which occurs by tamoxifen. How estrogen-bound ERalpha represses gene transcription remains unclear. In this report, we identify a new mechanism of estrogen-induced transcriptional repression by using the ERalpha gene, ESR1. Upon estrogen treatment, ERalpha is recruited to two sites on ESR1, one distal (ENH1) and the other at the proximal (A) promoter. Coactivator proteins, namely, p300 and AIB1, are found at both ERalpha-binding sites. However, recruitment of the Sin3A repressor, loss of RNA polymerase II, and changes in histone modifications occur only at the A promoter. Reduction of Sin3A expression by RNA interference specifically inhibits estrogen-induced repression of ESR1. Furthermore, an estrogen-responsive interaction between Sin3A and ERalpha is identified. These data support a model of repression wherein actions of ERalpha and Sin3A at the proximal promoter can overcome activating signals at distal or proximal sites and ultimately decrease gene expression.

Indexed as

Promoter Regions, GeneticBinding SitesCell LineEstradiolEstrogen Receptor alphaHistonesHumansModels, BiologicalProtein BindingProtein Processing, Post-TranslationalRepressor ProteinsSin3 Histone Deacetylase and Corepressor ComplexTrans-ActivatorsTranscription, GeneticESR1 protein, humanEstradiolEstrogen Receptor alphaHistonesRepressor ProteinsSIN3A transcription factorSin3 Histone Deacetylase and Corepressor ComplexTrans-Activators

Identifiers

PMID19620290
PMCPMC2738295
OpenAlexW2156157817

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.