Evidence map›Paper›PMID 31722407›Full record

ArticleNucleic acids research2020

The histone variant H2A.Z in yeast is almost exclusively incorporated into the +1 nucleosome in the direction of transcription.

Dia N Bagchi, Anna M Battenhouse, Daechan Park, Vishwanath R Iyer

Abstract read
In one paragraph

Article in Nucleic acids research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
–field-weighted citation impact
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

28 citing papers in PubMed.

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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

4 authors.

Dia N BagchiDepartment of Molecular Biosciences, Center for Systems and Synthetic Biology, Institute for Cellular and Molecular Biology, Livestrong Cancer Institutes, Dell Medical School, University of Texas at Austin, Austin, TX 78712, USA.
Anna M BattenhouseDepartment of Molecular Biosciences, Center for Systems and Synthetic Biology, Institute for Cellular and Molecular Biology, Livestrong Cancer Institutes, Dell Medical School, University of Texas at Austin, Austin, TX 78712, USA.
Daechan ParkDepartment of Molecular Biosciences, Center for Systems and Synthetic Biology, Institute for Cellular and Molecular Biology, Livestrong Cancer Institutes, Dell Medical School, University of Texas at Austin, Austin, TX 78712, USA.
Vishwanath R IyerDepartment of Molecular Biosciences, Center for Systems and Synthetic Biology, Institute for Cellular and Molecular Biology, Livestrong Cancer Institutes, Dell Medical School, University of Texas at Austin, Austin, TX 78712, USA.

Funding

Analysis of genome wide transcriptional control in yeastR01CA095548 · NCI · UNIVERSITY OF TEXAS AUSTIN · PI IYER, VISHWANATH R · 2004 to 2013
$2.6M
Novel role of the polycomb repressive complex PRC2/EZH2 in glioblastomaR21CA198648 · NCI · UNIVERSITY OF TEXAS AT AUSTIN · PI IYER, VISHWANATH R · 2016 to 2017
$387k
NCI NIH HHS R01 CA095548NCI NIH HHS R21 CA198648
6 · The paper itself

Abstract

Transcription start sites (TSS) in eukaryotes are characterized by a nucleosome-depleted region (NDR), which appears to be flanked upstream and downstream by strongly positioned nucleosomes incorporating the histone variant H2A.Z. H2A.Z associates with both active and repressed TSS and is important for priming genes for rapid transcriptional activation. However, the determinants of H2A.Z occupancy at specific nucleosomes and its relationship to transcription initiation remain unclear. To further elucidate the specificity of H2A.Z, we determined its genomic localization at single nucleosome resolution, as well as the localization of its chromatin remodelers Swr1 and Ino80. By analyzing H2A.Z occupancy in conjunction with RNA expression data that captures promoter-derived antisense initiation, we find that H2A.Z's bimodal incorporation on either side of the NDR is not a general feature of TSS, but is specifically a marker for bidirectional transcription, such that the upstream flanking -1 H2A.Z-containing nucleosome is more appropriately considered as a +1 H2A.Z nucleosome for antisense transcription. The localization of H2A.Z almost exclusively at the +1 nucleosome suggests that a transcription-initiation dependent process could contribute to its specific incorporation.

Indexed as

Transcription Initiation, GeneticAdenosine TriphosphatasesChromatin ImmunoprecipitationGene Expression ProfilingHistonesNucleosomesRNA, MessengerSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTranscription Initiation SiteAdenosine TriphosphatasesHistonesHtz1 protein, S cerevisiaeINO80 complex, S cerevisiaeNucleosomesRNA, MessengerSaccharomyces cerevisiae ProteinsSwr1 protein, S cerevisiae

Identifiers

PMID31722407
PMCPMC7145542

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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.