Evidence map›Paper›PMID 19114560›Full record

ArticleMolecular and cellular biology2009

Ikaros and GATA-1 combinatorial effect is required for silencing of human gamma-globin genes.

Stefania Bottardi, Julie Ross, Vincent Bourgoin, Nasser Fotouhi-Ardakani, El Bachir Affar, Marie Trudel, Eric Milot

Abstract 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 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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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

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3 · Its place in the literature

Who cites it

43 citing papers in PubMed.

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  9. Pathogenic germlineCold Spring Harbor molecular case studies · 2021
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4 · The record

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5 · Who and what money

Authors and funding

7 authors.

Stefania BottardiMaisonneuve Rosemont Hospital Research Center, Maisonneuve-Rosemont Hospital, Faculty of Medicine, University of Montreal, Montreal, Quebec, Canada.
Julie Ross
Vincent Bourgoin
Nasser Fotouhi-Ardakani
El Bachir Affar
Marie Trudel
Eric Milot

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

During development and erythropoiesis, globin gene expression is finely modulated through an important network of transcription factors and chromatin modifying activities. In this report we provide in vivo evidence that endogenous Ikaros is recruited to the human beta-globin locus and targets the histone deacetylase HDAC1 and the chromatin remodeling protein Mi-2 to the human gamma-gene promoters, thereby contributing to gamma-globin gene silencing at the time of the gamma- to beta-globin gene transcriptional switch. We show for the first time that Ikaros interacts with GATA-1 and enhances the binding of the latter to different regulatory regions across the locus. Consistent with these results, we show that the combinatorial effect of Ikaros and GATA-1 impairs close proximity between the locus control region and the human gamma-globin genes. Since the absence of Ikaros also affects GATA-1 recruitment to GATA-2 promoter, we propose that the combinatorial effect of Ikaros and GATA-1 is not restricted to globin gene regulation.

Indexed as

Gene SilencingAnimalsErythropoiesisgamma-GlobinsGATA1 Transcription FactorGene Expression RegulationHistone Deacetylase 1Histone DeacetylasesHumansIkaros Transcription FactorIn Vitro TechniquesK562 CellsMiceMice, TransgenicPromoter Regions, GeneticProtein Bindinggamma-GlobinsGATA1 protein, humanGata1 protein, mouseGATA1 Transcription FactorHDAC1 protein, humanHistone Deacetylase 1Histone DeacetylasesIkaros Transcription FactorIKZF1 protein, humanZfpn1a1 protein, mouse

Identifiers

PMID19114560
PMCPMC2648246

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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.