Evidence map›Paper›PMID 32043527›Full record

ArticleGigaScience2020

Inferring putative ancient whole-genome duplications in the 1000 Plants (1KP) initiative: access to gene family phylogenies and age distributions.

Zheng Li, Michael S Barker

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Article in GigaScience, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

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27citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

Who cites it

27 citing papers in PubMed.

  1. High-quality genome assembly ofHorticulture research · 2025
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  3. Convergent Patterns of Karyotype Evolution Underlying Karyotype Uniformity in Conifers.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
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  12. High-quality genome assembly ofFrontiers in microbiology · 2023
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4 · The record

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5 · Who and what money

Authors and funding

2 authors.

Zheng LiDepartment of Ecology and Evolutionary Biology, University of Arizona, 1041 E. Lowell St., Tucson, AZ 85721, USA.
Michael S BarkerDepartment of Ecology and Evolutionary Biology, University of Arizona, 1041 E. Lowell St., Tucson, AZ 85721, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPolyploidy, or whole-genome duplications (WGDs), repeatedly occurred during green plant evolution. To examine the evolutionary history of green plants in a phylogenomic framework, the 1KP project sequenced >1,000 transcriptomes across the Viridiplantae. The 1KP project provided a unique opportunity to study the distribution and occurrence of WGDs across the green plants. As an accompaniment to the capstone publication, this article provides expanded methodological details, results validation, and descriptions of newly released datasets that will aid researchers who wish to use the extended data generated by the 1KP project.

resultsIn the 1KP capstone analyses, we used a total evidence approach that combined inferences of WGDs from Ks and phylogenomic methods to infer and place 244 putative ancient WGDs across the Viridiplantae. Here, we provide an expanded explanation of our approach by describing our methodology and walk-through examples. We also evaluated the consistency of our WGD inferences by comparing them to evidence from published syntenic analyses of plant genome assemblies. We find that our inferences are consistent with whole-genome synteny analyses and our total evidence approach may minimize the false-positive rate throughout the dataset.

conclusionsWe release 383,679 nuclear gene family phylogenies and 2,306 gene age distributions with Ks plots from the 1KP capstone paper. These resources will be useful for many future analyses on gene and genome evolution in green plants.

Indexed as

Genome, PlantPhylogenyPolyploidyDNA, AncientEvolution, MolecularPlantsDNA, Ancientancient whole-genome duplicationspaleopolyploidyphylogenomicstranscriptomeswhole-genome duplications

Identifiers

PMID32043527
PMCPMC7011446

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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.