Evidence map›Paper›PMID 30115100›Full record

ArticleGenome biology2018

Impact of transposable elements on genome structure and evolution in bread wheat.

Thomas Wicker, Heidrun Gundlach, Manuel Spannagl, Cristobal Uauy, Philippa Borrill, Ricardo H Ramírez-González, Romain De Oliveira, International Wheat Genome Sequencing Consortium, Klaus F X Mayer, Etienne Paux and 1 more

Open access · goldAbstract read
In one paragraph

Article in Genome biology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 178 papers.

0numbers the graph read from it
0cells of the map it votes in
178citing papers in PubMed
53.1field-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

178 citing papers in PubMed, 345 citations in OpenAlex.

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  10. Horticulture research · 2026
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  16. The repeatome landscape in the "Frontiers in plant science · 2026
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118 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

11 authors at 5 institutions in 5 countries.

Thomas WickerDepartment of Plant and Microbial Biology, University of Zurich, Zurich, Switzerland.
Heidrun GundlachPGSB Plant Genome and Systems Biology, Helmholtz Center Munich, German Research Center for Environmental Health, Neuherberg, Germany.
Manuel SpannaglPGSB Plant Genome and Systems Biology, Helmholtz Center Munich, German Research Center for Environmental Health, Neuherberg, Germany.
Cristobal UauyDepartment of Crop Genetics, John Innes Centre, Norwich Research Park, Colney, Norwich, NR4 7UH, UK.
Philippa BorrillDepartment of Crop Genetics, John Innes Centre, Norwich Research Park, Colney, Norwich, NR4 7UH, UK.
Ricardo H Ramírez-GonzálezDepartment of Crop Genetics, John Innes Centre, Norwich Research Park, Colney, Norwich, NR4 7UH, UK.
Romain De OliveiraGDEC, INRA, UCA (Université Clermont Auvergne), Clermont-Ferrand, France.
International Wheat Genome Sequencing Consortium
Klaus F X MayerPGSB Plant Genome and Systems Biology, Helmholtz Center Munich, German Research Center for Environmental Health, Neuherberg, Germany.
Etienne PauxGDEC, INRA, UCA (Université Clermont Auvergne), Clermont-Ferrand, France.
Frédéric ChouletGDEC, INRA, UCA (Université Clermont Auvergne), Clermont-Ferrand, France. frederic.choulet@inra.fr.ORCID 0000-0003-1788-7288
Helmholtz Zentrum München · DEJohn Innes Centre · GBUniversité Clermont Auvergne · FRInstitut National de la Recherche Agronomique · MAUniversity of Zurich · CH

Funding

Agence Nationale de la Recherche BreedWheat ANR-10-BTBR-03Biotechnology and Biological Sciences Research Council BB/M014045/1Biotechnology and Biological Sciences Research Council BB/P013511/1Biotechnology and Biological Sciences Research Council BB/P016855/1France AgriMer 2011-0971France AgriMer 2013-0544German Federal Ministry of Food and Agriculture (DE) 2819103915German Ministry of Education and Research (DE) de.NBI 031A536
6 · The paper itself

Abstract

backgroundTransposable elements (TEs) are major components of large plant genomes and main drivers of genome evolution. The most recent assembly of hexaploid bread wheat recovered the highly repetitive TE space in an almost complete chromosomal context and enabled a detailed view into the dynamics of TEs in the A, B, and D subgenomes.

resultsThe overall TE content is very similar between the A, B, and D subgenomes, although we find no evidence for bursts of TE amplification after the polyploidization events. Despite the near-complete turnover of TEs since the subgenome lineages diverged from a common ancestor, 76% of TE families are still present in similar proportions in each subgenome. Moreover, spacing between syntenic genes is also conserved, even though syntenic TEs have been replaced by new insertions over time, suggesting that distances between genes, but not sequences, are under evolutionary constraints. The TE composition of the immediate gene vicinity differs from the core intergenic regions. We find the same TE families to be enriched or depleted near genes in all three subgenomes. Evaluations at the subfamily level of timed long terminal repeat-retrotransposon insertions highlight the independent evolution of the diploid A, B, and D lineages before polyploidization and cases of concerted proliferation in the AB tetraploid.

conclusionsEven though the intergenic space is changed by the TE turnover, an unexpected preservation is observed between the A, B, and D subgenomes for features like TE family proportions, gene spacing, and TE enrichment near genes.

Indexed as

Evolution, MolecularGenome, PlantBase SequenceBreadChromosomes, PlantDiploidyDNA, IntergenicDNA Transposable ElementsGene Expression Regulation, PlantGenes, PlantMutagenesis, InsertionalPromoter Regions, GeneticTerminal Repeat SequencesTetraploidyTriticumDNA, IntergenicDNA Transposable ElementsGenome evolutionLTR retrotransposonsPolyploidyTransposable elementsTriticum aestivumWheat genome

Identifiers

PMID30115100
PMCPMC6097303
OpenAlexW2951194089

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.