Evidence map›Paper›PMID 20231874›Full record

ArticlePLoS biology2010

Widespread gene conversion in centromere cores.

Jinghua Shi, Sarah E Wolf, John M Burke, Gernot G Presting, Jeffrey Ross-Ibarra, R Kelly Dawe

Open access · goldAbstract read
In one paragraph

Article in PLoS biology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 84 papers.

0numbers the graph read from it
0cells of the map it votes in
84citing papers in PubMed
15.7field-weighted citation impact, top 1% 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

84 citing papers in PubMed, 132 citations in OpenAlex.

  1. Article
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  9. The recombination landscape of introgression in yeast.bioRxiv : the preprint server for biology · 2024
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  15. Review
  16. The genetic and epigenetic landscape of theScience (New York, N.Y.) · 2021
    Article
  17. Article
  18. Meiosis in crops: from genes to genomes.Journal of experimental botany · 2021
    Review
  19. Rewiring Meiosis for Crop Improvement.Frontiers in plant science · 2021
    Review
  20. Article

24 more citing papers are in PubMed but not listed here.

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

6 authors at 3 institutions in 1 country.

Jinghua ShiDepartment of Plant Biology, University of Georgia, Athens, Georgia, United States of America.
Sarah E Wolf
John M Burke
Gernot G Presting
Jeffrey Ross-Ibarra
R Kelly Dawe
University of Georgia · USPlant (United States) · USUniversity of Hawaii System · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Centromeres are the most dynamic regions of the genome, yet they are typified by little or no crossing over, making it difficult to explain the origin of this diversity. To address this question, we developed a novel CENH3 ChIP display method that maps kinetochore footprints over transposon-rich areas of centromere cores. A high level of polymorphism made it possible to map a total of 238 within-centromere markers using maize recombinant inbred lines. Over half of the markers were shown to interact directly with kinetochores (CENH3) by chromatin immunoprecipitation. Although classical crossing over is fully suppressed across CENH3 domains, two gene conversion events (i.e., non-crossover marker exchanges) were identified in a mapping population. A population genetic analysis of 53 diverse inbreds suggests that historical gene conversion is widespread in maize centromeres, occurring at a rate >1x10(-5)/marker/generation. We conclude that gene conversion accelerates centromere evolution by facilitating sequence exchange among chromosomes.

Indexed as

CentromereChromosomes, PlantGene ConversionBiological EvolutionGenetic MarkersGenetics, PopulationIn Situ Hybridization, FluorescenceKinetochoresLinkage DisequilibriumPlant ProteinsRetroelementsZea maysGenetic MarkersPlant ProteinsRetroelements

Identifiers

PMID20231874
PMCPMC2834711
OpenAlexW1986122594

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.