Evidence map›Paper›PMID 21785133›Full record

ArticleNucleic acids research2011

Tup1 stabilizes promoter nucleosome positioning and occupancy at transcriptionally plastic genes.

Jason M Rizzo, Piotr A Mieczkowski, Michael J Buck

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
2.7field-weighted citation impact, top 10% 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

33 citing papers in PubMed, 47 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.

Jason M RizzoDepartment of Biochemistry and Center of Excellence in Bioinformatics and Life Sciences, State University of New York at Buffalo, NY 14203, USA.
Piotr A Mieczkowski
Michael J Buck
University at Buffalo, State University of New York · US

Funding

UNC-CH CENTER FOR ENVIRONMENTAL HEALTH &SUSCEPTIBILITYP30ES010126 · NIEHS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI Melissa A. Troester · 2001 to 2026
$36.3M
NIEHS NIH HHS P30 ES010126
6 · The paper itself

Abstract

Despite technical advances, the future of chromatin mapping studies requires an ability to draw accurate comparisons between different chromatin states to enhance our understanding of genome biology. In this study, we used matched chromatin preparations to enable specific and accurate comparisons of Saccharomyces cerevisiae chromatin structures in the presence and absence of the co-repressor protein Tup1. Analysis of wild-type and tup1 Δ chromatin data sets revealed unique organizational themes relating to the function of Tup1. Regulatory regions bound by Tup1 assumed a distinct chromatin architecture composed of a wide nucleosome-depleted region, low occupancy/poorly positioned promoter nucleosomes, a larger number and wider distribution of transcription factor-binding sites and downstream genes with enhanced transcription plasticity. Regions of Tup1-dependent chromatin structure were defined for the first time across the entire yeast genome and are shown to strongly overlap with activity of the chromatin remodeler Isw2. Additionally, Tup1-dependent chromatin structures are shown to relate to distinct biological processes and transcriptional states of regulated genes, including Tup1 stabilization of Minus 1 and Minus 2 promoter nucleosomes at actively repressed genes. Together these results help to enhance our mechanistic understanding of Tup1 regulation of chromatin structure and gene expression.

Indexed as

Gene Expression Regulation, FungalPromoter Regions, GeneticTranscription, GeneticAcetylationAdenosine TriphosphatasesBinding SitesChromatinChromatin Assembly and DisassemblyHistonesMicrococcal NucleaseNuclear ProteinsNucleosomesRepressor ProteinsSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTranscription FactorsAdenosine TriphosphatasesChromatinHistonesISWI proteinMicrococcal NucleaseNuclear ProteinsNucleosomesRepressor ProteinsSaccharomyces cerevisiae ProteinsTranscription FactorsTUP1 protein, S cerevisiae

Identifiers

PMID21785133
PMCPMC3203618
OpenAlexW2093851003

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.