Evidence map›Paper›PMID 20479876›Full record

ArticlePloS one2010

Evolution of the sex-related locus and genomic features shared in microsporidia and fungi.

Soo Chan Lee, Nicolas Corradi, Sylvia Doan, Fred S Dietrich, Patrick J Keeling, Joseph Heitman

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
7.8field-weighted citation impact, top 2% 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

32 citing papers in PubMed, 82 citations in OpenAlex.

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  8. What Defines the "Kingdom" Fungi?Microbiology spectrum · 2017
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  10. Ploidy dynamics and evolvability in fungi.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2016
    Review
  11. Article
  12. Article
  13. Review
  14. Article
  15. 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

6 authors at 3 institutions in 2 countries.

Soo Chan LeeDepartment of Molecular Genetics and Microbiology, Duke University Medical Center, Durham, North Carolina, United States of America.
Nicolas Corradi
Sylvia Doan
Fred S Dietrich
Patrick J Keeling
Joseph Heitman
University of British Columbia · CADuke University Hospital · USDuke Medical Center · US

Funding

Tri-Institutional Molecular Mycology and Pathogenesis Training ProgramT32AI052080 · NIAID · DUKE UNIVERSITY · PI ANDREW ALSPAUGH, JOSEPH HEITMAN · 2003 to 2026
$8.7M
Structure, function, and evolution of the Cryptococcus MAT locusR01AI050113 · NIAID · DUKE UNIVERSITY · PI HEITMAN, JOSEPH · 2002 to 2024
$8.5M
Sexual reproduction and virulence of zygomycete fungiR21AI085331 · NIAID · DUKE UNIVERSITY · PI HEITMAN, JOSEPH · 2010 to 2011
$427k
NIAID NIH HHS AI052080NIAID NIH HHS AI50113NIAID NIH HHS R01 AI050113NIAID NIH HHS R21 AI085331NIAID NIH HHS T32 AI052080
6 · The paper itself

Abstract

backgroundMicrosporidia are obligate intracellular, eukaryotic pathogens that infect a wide range of animals from nematodes to humans, and in some cases, protists. The preponderance of evidence as to the origin of the microsporidia reveals a close relationship with the fungi, either within the kingdom or as a sister group to it. Recent phylogenetic studies and gene order analysis suggest that microsporidia share a particularly close evolutionary relationship with the zygomycetes. METHODOLOGY/PRINCIPAL

findingsHere we expanded this analysis and also examined a putative sex-locus for variability between microsporidian populations. Whole genome inspection reveals a unique syntenic gene pair (RPS9-RPL21) present in the vast majority of fungi and the microsporidians but not in other eukaryotic lineages. Two other unique gene fusions (glutamyl-prolyl tRNA synthetase and ubiquitin-ribosomal subunit S30) that are present in metazoans, choanoflagellates, and filasterean opisthokonts are unfused in the fungi and microsporidians. One locus previously found to be conserved in many microsporidian genomes is similar to the sex locus of zygomycetes in gene order and architecture. Both sex-related and sex loci harbor TPT, HMG, and RNA helicase genes forming a syntenic gene cluster. We sequenced and analyzed the sex-related locus in 11 different Encephalitozoon cuniculi isolates and the sibling species E. intestinalis (3 isolates) and E. hellem (1 isolate). There was no evidence for an idiomorphic sex-related locus in this Encephalitozoon species sample. According to sequence-based phylogenetic analyses, the TPT and RNA helicase genes flanking the HMG genes are paralogous rather than orthologous between zygomycetes and microsporidians. CONCLUSION/SIGNIFICANCE: The unique genomic hallmarks between microsporidia and fungi are independent of sequence based phylogenetic comparisons and further contribute to define the borders of the fungal kingdom and support the classification of microsporidia as unusual derived fungi. And the sex/sex-related loci appear to have been subject to frequent gene conversion and translocations in microsporidia and zygomycetes.

Indexed as

Evolution, MolecularAmino Acid SequenceFungal ProteinsGenes, Mating Type, FungalGenetic LinkageGenetic LociGenome, FungalMicrosporidiaMolecular Sequence DataPhylogenySequence Homology, Amino AcidSexual DevelopmentFungal Proteins

Identifiers

PMID20479876
PMCPMC2866331
OpenAlexW2098105712

What OpenQuestion holds

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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.