Evidence map›Paper›PMID 27270106›Full record

ArticleNature genetics2016

Selfish drive can trump function when animal mitochondrial genomes compete.

Hansong Ma, Patrick H O'Farrell

Open access · greenAbstract read
In one paragraph

Article in Nature genetics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
9.9field-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

52 citing papers in PubMed, 77 citations in OpenAlex.

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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

2 authors at 1 institution in 1 country.

Hansong MaDepartment of Biochemistry and Biophysics, University of California, San Francisco, San Francisco, California, USA.
Patrick H O'FarrellDepartment of Biochemistry and Biophysics, University of California, San Francisco, San Francisco, California, USA.
University of California, San Francisco · US

Funding

The genetic basis for tissue specific sensitivities to mitochondrial stressR01ES020725 · NIEHS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI O'FARRELL, PATRICK H · 2011 to 2015
$1.7M
Host management of the mitochondrial genomeR01GM120005 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI O'FARRELL, PATRICK H · 2016 to 2019
$1.7M
NIEHS NIH HHS R01 ES020725NIGMS NIH HHS R01 GM120005
6 · The paper itself

Abstract

Mitochondrial genomes compete for transmission from mother to progeny. We explored this competition by introducing a second genome into Drosophila melanogaster to follow transmission. Competitions between closely related genomes favored those functional in electron transport, resulting in a host-beneficial purifying selection. In contrast, matchups between distantly related genomes often favored those with negligible, negative or lethal consequences, indicating selfish selection. Exhibiting powerful selfish selection, a genome carrying a detrimental mutation displaced a complementing genome, leading to population death after several generations. In a different pairing, opposing selfish and purifying selection counterbalanced to give stable transmission of two genomes. Sequencing of recombinant mitochondrial genomes showed that the noncoding region, containing origins of replication, governs selfish transmission. Uniparental inheritance prevents encounters between distantly related genomes. Nonetheless, in each maternal lineage, constant competition among sibling genomes selects for super-replicators. We suggest that this relentless competition drives positive selection, promoting change in the sequences influencing transmission.

Indexed as

Evolution, MolecularAnimalsDNA, MitochondrialDNA ReplicationDrosophila melanogasterGenes, MitochondrialGenome, MitochondrialMutationSelection, GeneticDNA, Mitochondrial

Identifiers

PMID27270106
PMCPMC4925267
OpenAlexW2414877112

What OpenQuestion holds

Textmetadata
LicenceTDM
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.