Evidence map›Paper›PMID 26297726›Full record

ArticleG3 (Bethesda, Md.)2015

Similar Efficacies of Selection Shape Mitochondrial and Nuclear Genes in Both Drosophila melanogaster and Homo sapiens.

Brandon S Cooper, Chad R Burrus, Chao Ji, Matthew W Hahn, Kristi L Montooth

Abstract read
In one paragraph

Article in G3 (Bethesda, Md.), 2015. 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
–field-weighted citation impact
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.

  1. Sensitivity of genome-wide tests for mitonuclear genetic incompatibilities.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2026
    Article
  2. Article
  3. Article
  4. Review
  5. Article
  6. Mitochondrial effects on fertility and longevity inProceedings. Biological sciences · 2022
    Article
  7. Article
  8. Genomic Signatures of Mitonuclear Coevolution in Mammals.Molecular biology and evolution · 2022
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Review
  16. Assessing the fitness consequences of mitonuclear interactions in natural populations.Biological reviews of the Cambridge Philosophical Society · 2019
    Article
  17. Article
  18. Article
  19. Article
  20. Cytonuclear integration and co-evolution.Nature reviews. Genetics · 2018
    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

5 authors.

Brandon S CooperDepartment of Biology, Indiana University, Bloomington, Indiana 47405.
Chad R BurrusSchool of Informatics and Computing, Indiana University, Bloomington, Indiana 47405.
Chao JiSchool of Informatics and Computing, Indiana University, Bloomington, Indiana 47405.
Matthew W HahnDepartment of Biology, Indiana University, Bloomington, Indiana 47405 School of Informatics and Computing, Indiana University, Bloomington, Indiana 47405.
Kristi L MontoothDepartment of Biology, Indiana University, Bloomington, Indiana 47405 kmontooth2@unl.edu.

Funding

TRAINING IN GENETICST32GM007757 · NIGMS · TRUSTEES OF INDIANA UNIVERSITY · PI KUMAR, JUSTIN P · 1985 to 2014
$8.1M
NIGMS NIH HHS T32 GM007757NIGMS NIH HHS T32-GM007757
6 · The paper itself

Abstract

Deleterious mutations contribute to polymorphism even when selection effectively prevents their fixation. The efficacy of selection in removing deleterious mitochondrial mutations from populations depends on the effective population size (Ne) of the mitochondrial DNA and the degree to which a lack of recombination magnifies the effects of linked selection. Using complete mitochondrial genomes from Drosophila melanogaster and nuclear data available from the same samples, we reexamine the hypothesis that nonrecombining animal mitochondrial DNA harbor an excess of deleterious polymorphisms relative to the nuclear genome. We find no evidence of recombination in the mitochondrial genome, and the much-reduced level of mitochondrial synonymous polymorphism relative to nuclear genes is consistent with a reduction in Ne. Nevertheless, we find that the neutrality index, a measure of the excess of nonsynonymous polymorphism relative to the neutral expectation, is only weakly significantly different between mitochondrial and nuclear loci. This difference is likely the result of the larger proportion of beneficial mutations in X-linked relative to autosomal loci, and we find little to no difference between mitochondrial and autosomal neutrality indices. Reanalysis of published data from Homo sapiens reveals a similar lack of a difference between the two genomes, although previous studies have suggested a strong difference in both species. Thus, despite a smaller Ne, mitochondrial loci of both flies and humans appear to experience similar efficacies of purifying selection as do loci in the recombining nuclear genome.

Indexed as

Genes, MitochondrialSelection, GeneticAnimalsDrosophila melanogasterDrosophila ProteinsEvolution, MolecularGenetic VariationGenome, HumanGenome, MitochondrialHumansPolymorphism, GeneticRecombination, GeneticDrosophila Proteinscytoplasmic sweepmtDNAneutrality indextests of selection

Identifiers

PMID26297726
PMCPMC4592998

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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.