Evidence map›Paper›PMID 19349643›Full record

ArticleMolecular biology and evolution2009

Translationally optimal codons associate with structurally sensitive sites in proteins.

Tong Zhou, Mason Weems, Claus O Wilke

Open access · bronzeAbstract read
In one paragraph

Article in Molecular biology and evolution, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 127 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
127citing papers in PubMed, 2 pooled it
6.6field-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

127 citing papers in PubMed, 2 syntheses or guidelines pooled it, 222 citations in OpenAlex.

  1. Pooled it
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  14. Mechanisms and pathology of protein misfolding and aggregation.Nature reviews. Molecular cell biology · 2023
    Review
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67 more citing papers are in PubMed but not listed here.

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

3 authors at 1 institution in 1 country.

Tong ZhouCenter for Computational Biology and Bioinformatics, The University of Texas at Austin, TX, USA.
Mason Weems
Claus O Wilke
The University of Texas at Austin · US

Funding

Determinants of RNA virus evolutionR01AI065960 · NIAID · UNIVERSITY OF TOLEDO HEALTH SCI CAMPUS · PI NOVELLA, ISABEL S · 2005 to 2009
$1.7M
NIAID NIH HHS R01 AI 065960NIAID NIH HHS R01 AI065960
6 · The paper itself

Abstract

The mistranslation-induced protein misfolding hypothesis predicts that selection should prefer high-fidelity codons at sites at which translation errors are structurally disruptive and lead to protein misfolding and aggregation. To test this hypothesis, we analyzed the relationship between codon usage bias and protein structure in the genomes of four model organisms, Escherichia coli, yeast, fly, and mouse. Using both the Mantel-Haenszel procedure, which applies to categorical data, and a newly developed association test for continuous variables, we find that translationally optimal codons associate with buried residues and also with residues at sites where mutations lead to large changes in free energy (DeltaDeltaG). In each species, only a subset of all amino acids show this signal, but most amino acids show the signal in at least one species. By repeating the analysis on a reduced data set that excludes interdomain linkers, we show that our results are not caused by an association of rare codons with solvent-accessible linker regions. Finally, we find that our results depend weakly on expression level; the association between optimal codons and buried sites exists at all expression levels, but increases in strength as expression level increases.

Indexed as

Evolution, MolecularProtein BiosynthesisProtein ConformationAnimalsCodonDrosophila melanogasterEscherichia coliMiceProtein FoldingProteinsSaccharomyces cerevisiaeSelection, GeneticCodonProteins

Identifiers

PMID19349643
PMCPMC2734146
OpenAlexW2042548693

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.