Evidence map›Paper›PMID 21896781›Full record

ArticleMolecular and cellular biology2011

Evolution of nucleosome occupancy: conservation of global properties and divergence of gene-specific patterns.

Kyle Tsui, Sébastien Dubuis, Marinella Gebbia, Randall H Morse, Naama Barkai, Itay Tirosh, Corey Nislow

Open access · greenAbstract readComparative Study
In one paragraph

Article in Molecular and cellular biology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

19 citing papers in PubMed, 33 citations in OpenAlex.

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  12. Review
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  14. Review
  15. Article
  16. Nucleosome Positioning.ISRN molecular biology · 2012
    Review
  17. Comparative analyses of homocitrate synthase genes of ascomycetous yeasts.International journal of evolutionary biology · 2012
    Article
  18. Article
  19. Article
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

7 authors at 4 institutions in 4 countries.

Kyle TsuiDonnelly Centre for Cellular & Biomolecular Research, 160 College Street, Toronto, Ontario M5S 3E1, Canada.
Sébastien Dubuis
Marinella Gebbia
Randall H Morse
Naama Barkai
Itay Tirosh
Corey Nislow
University of Toronto · CAWeizmann Institute of Science · ILÉcole Polytechnique Fédérale de Lausanne · CHNew York State Department of Health · US

Funding

Canadian Institutes of Health Research MOP 86705
6 · The paper itself

Abstract

To examine the role of nucleosome occupancy in the evolution of gene expression, we measured the genome-wide nucleosome profiles of four yeast species, three belonging to the Saccharomyces sensu stricto lineage and the more distantly related Candida glabrata. Nucleosomes and associated promoter elements at C. glabrata genes are typically shifted upstream by ∼20 bp, compared to their orthologs from sensu stricto species. Nonetheless, all species display the same global organization features first described for Saccharomyces cerevisiae: a stereotypical nucleosome organization along genes and a division of promoters into those that contain or lack a pronounced nucleosome-depleted region (NDR), with the latter displaying a more dynamic pattern of gene expression. Despite this global similarity, however, nucleosome occupancy at specific genes diverged extensively between sensu stricto and C. glabrata orthologs (∼50 million years). Orthologs with dynamic expression patterns tend to maintain their lack of NDR, but apart from that, sensu stricto and C. glabrata orthologs are nearly as similar in nucleosome occupancy patterns as nonorthologous genes. This extensive divergence in nucleosome occupancy contrasts with a conserved pattern of gene expression. Thus, while some evolutionary changes in nucleosome occupancy contribute to gene expression divergence, nucleosome occupancy often diverges extensively with apparently little impact on gene expression.

Indexed as

Evolution, MolecularGenome, FungalCandida glabrataDNA, FungalGene Expression Regulation, FungalGenes, FungalGenetic DriftGenome-Wide Association StudyNucleosomesSaccharomycesSaccharomyces cerevisiaeDNA, FungalNucleosomes

Identifiers

PMID21896781
PMCPMC3209338
OpenAlexW2119904728

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.