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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Biochemical and Biop...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Biochemical and Biophysical Research Communications
Article . 2015 . Peer-reviewed
License: Elsevier TDM
Data sources: Crossref
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Transcription outcome of promoters enriched in histone variant H3.3 defined by positioning of H3.3 and local chromatin marks

Authors: Eivind G, Lund; Philippe, Collas; Erwan, Delbarre;

Transcription outcome of promoters enriched in histone variant H3.3 defined by positioning of H3.3 and local chromatin marks

Abstract

Replication-independent histone variant H3.3 is incorporated into distinct genomic regions including promoters. However topology of promoter-associated H3.3 in relation to chromatin modifications and transcriptional outcome is not known, providing no insight on any distinction between H3.3-containing active and inactive promoters. Here, we report algorithms providing information on gene expression status as a function of density and position of multiple chromatin marks on promoters. We identify a relationship between promoter enrichment in epitope-tagged H3.3 or its canonical isoform H3.2 and corresponding transcriptional outcomes, as a function of sub-promoter positioning of DNA methylation and H3K4me3, H3K9me3 and H3K27me3. We identify a low-frequency configuration of H3.3 and H3K9me3 co-occupancy associated with transcriptional activity, while H3.3 and H3K27me3 promoters are invariably inactive. We unveil H3.3 and DNA methylated promoters whose transcription outcome depends on H3.3 sub-promoter positioning. Our results indicate how spatially restricted positioning of H3.3 may add another layer of transcription regulation.

Related Organizations
Keywords

Histones, Chromatin Immunoprecipitation, Transcription, Genetic, Humans, DNA Methylation, Promoter Regions, Genetic, Chromatin

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
Average
Average
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