Evidence map›Paper›PMID 20478020›Full record

ArticleBMC genomics2010

Effects of Alu elements on global nucleosome positioning in the human genome.

Yoshiaki Tanaka, Riu Yamashita, Yutaka Suzuki, Kenta Nakai

Open access · goldAbstract read
In one paragraph

Article in BMC genomics, 2010. 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
3.0field-weighted citation impact, top 9% 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, 55 citations in OpenAlex.

  1. Review
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  8. Review
  9. Nucleosome-induced homology recognition in chromatin.Journal of the Royal Society, Interface · 2021
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  10. Review
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  12. Transposable elements teach T cells new tricks.Proceedings of the National Academy of Sciences of the United States of America · 2020
    Article
  13. Specific subfamilies of transposable elements contribute to different domains of T lymphocyte enhancers.Proceedings of the National Academy of Sciences of the United States of America · 2020
    Article
  14. Article
  15. Article
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  19. Article
  20. Retroviral integration: Site matters: Mechanisms and consequences of retroviral integration site selection.BioEssays : news and reviews in molecular, cellular and developmental biology · 2015
    Review
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 at 2 institutions in 1 country.

Yoshiaki TanakaDepartment of Medical Genome Sciences, University of Tokyo, Minato-ku, Japan.
Riu Yamashita
Yutaka Suzuki
Kenta Nakai
The University of Tokyo · JPTokyo University of Science · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundUnderstanding the genome sequence-specific positioning of nucleosomes is essential to understand various cellular processes, such as transcriptional regulation and replication. As a typical example, the 10-bp periodicity of AA/TT and GC dinucleotides has been reported in several species, but it is still unclear whether this feature can be observed in the whole genomes of all eukaryotes.

resultsWith Fourier analysis, we found that this is not the case: 84-bp and 167-bp periodicities are prevalent in primates. The 167-bp periodicity is intriguing because it is almost equal to the sum of the lengths of a nucleosomal unit and its linker region. After masking Alu elements, these periodicities were greatly diminished. Next, using two independent large-scale sets of nucleosome mapping data, we analyzed the distribution of nucleosomes in the vicinity of Alu elements and showed that (1) there are one or two fixed slot(s) for nucleosome positioning within the Alu element and (2) the positioning of neighboring nucleosomes seems to be in phase, more or less, with the presence of Alu elements. Furthermore, (3) these effects of Alu elements on nucleosome positioning are consistent with inactivation of promoter activity in Alu elements.

conclusionsOur discoveries suggest that the principle governing nucleosome positioning differs greatly across species and that the Alu family is an important factor in primate genomes.

Indexed as

Alu ElementsGenome, HumanGene ExpressionHumansNucleosomesNucleosomes

Identifiers

PMID20478020
PMCPMC2878307
OpenAlexW2044564468

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LicenceCC BY
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Registered trials

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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.