Evidence map›Paper›PMID 15599509›Full record

ArticleJournal of molecular evolution2004

Correlated evolution of synonymous and nonsynonymous sites in Drosophila.

Gabriel Marais, Tomislav Domazet-Loso, Diethard Tautz, Brian Charlesworth

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Journal of molecular evolution, 2004. 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. Article
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  4. Weak selection on synonymous codons substantially inflatesProceedings of the National Academy of Sciences of the United States of America · 2021
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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

4 authors.

Gabriel MaraisInstitute of Cell, Animal and Population Biology, University of Edinburgh, Edinburgh, EH9 3JT, Scotland, UK.
Tomislav Domazet-Loso
Diethard Tautz
Brian Charlesworth

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recent work has shown that Drosophila melanogaster genes with fast-evolving nonsynonymous sites have lower codon usage bias. This pattern has been attributed to interference between positive selection at nonsynonymous sites and weak selection on codon usage. Here we have looked for this correlation in a much larger and less biased dataset, comprising 630 gene pairs from D. melanogaster and D. yakuba. We confirmed that there is a negative correlation between the rate of nonsynonymous substitutions (d(N)) and codon bias in D. melanogaster. We then tested the interference hypothesis and other alternative explanations, including one involving gene expression. We found that d(N) indeed correlates with the level of gene expression. Given that gene expression is a strong determinant of codon bias, the relationship between d(N) and codon bias might be a by-product of gene expression. However, our tests show that none of the hypotheses we consider seem to explain the data fully.

Indexed as

Evolution, MolecularGene ExpressionSelection, GeneticAmino Acid SubstitutionAnimalsCodonComputational BiologyDrosophilaExpressed Sequence TagsGene LibraryPoint MutationCodon

Identifiers

What OpenQuestion holds

Textmetadata
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.