Evidence map›Paper›PMID 25218085›Full record

ArticleBMC genomics2014

Different nucleosomal architectures at early and late replicating origins in Saccharomyces cerevisiae.

Ignacio Soriano, Esther C Morafraile, Enrique Vázquez, Francisco Antequera, Mónica Segurado

Open access · goldAbstract read
In one paragraph

Article in BMC genomics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

25 citing papers in PubMed, 37 citations in OpenAlex.

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  6. Rpd3 regulates single-copy origins independently of the rDNA array by opposing Fkh1-mediated origin stimulation.Proceedings of the National Academy of Sciences of the United States of America · 2022
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  7. A mechanism for Rad53 to couple leading- and lagging-strand DNA synthesis under replication stress in budding yeast.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
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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

5 authors at 3 institutions in 1 country.

Ignacio Soriano
Esther C Morafraile
Enrique Vázquez
Francisco Antequera
Mónica SeguradoInstituto de Biología Funcional y Genómica, Consejo Superior de Investigaciones Científicas/ Universidad de Salamanca (CSIC/USAL), Campus Miguel de Unamuno, Salamanca 37007, Spain. monicas@usal.es.
Instituto de Biología Funcional y Genómica · ESConsejo Superior de Investigaciones Científicas · ESUniversidad de Salamanca · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundEukaryotic genomes are replicated during S phase according to a temporal program. Several determinants control the timing of origin firing, including the chromatin environment and epigenetic modifications. However, how chromatin structure influences the timing of the activation of specific origins is still poorly understood.

resultsBy performing high-resolution analysis of genome-wide nucleosome positioning we have identified different chromatin architectures at early and late replication origins. These different patterns are already established in G1 and are tightly correlated with the organization of adjacent transcription units. Moreover, specific early and late nucleosomal patterns are fixed robustly, even in rpd3 mutants in which histone acetylation and origin timing have been significantly altered. Nevertheless, higher histone acetylation levels correlate with the local modulation of chromatin structure, leading to increased origin accessibility. In addition, we conducted parallel analyses of replication and nucleosome dynamics that revealed that chromatin structure at origins is modulated during origin activation.

conclusionsOur results show that early and late replication origins present distinctive nucleosomal configurations, which are preferentially associated to different genomic regions. Our data also reveal that origin structure is dynamic and can be locally modulated by histone deacetylation, as well as by origin activation. These data offer novel insight into the contribution of chromatin structure to origin selection and firing in budding yeast.

Indexed as

DNA Replication TimingAcetylationChromatin Assembly and DisassemblyDNA, FungalHistone DeacetylasesHistonesMutationNucleosomesReplication OriginSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsDNA, FungalHistone DeacetylasesHistonesNucleosomesRPD3 protein, S cerevisiaeSaccharomyces cerevisiae Proteins

Identifiers

PMID25218085
PMCPMC4176565
OpenAlexW2003885532

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.