Evidence map›Paper›PMID 23686658›Full record

ArticleMolecular biology and evolution2013

The effect of gene overlapping on the rate of RNA virus evolution.

Etienne Simon-Loriere, Edward C Holmes, Israel Pagán

Open access · bronzeAbstract read
In one paragraph

Article in Molecular biology and evolution, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed, 1 pooled it
6.5field-weighted citation impact, top 4% 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

35 citing papers in PubMed, 1 synthesis or guideline pooled it, 52 citations in OpenAlex.

  1. Pooled it
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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

3 authors at 3 institutions in 4 countries.

Etienne Simon-LoriereInstitut Pasteur, Unité de Génétique Fonctionnelle des Maladies Infectieuses, Paris, France.
Edward C Holmes
Israel Pagán
Centre for Plant Biotechnology and Genomics · ESFogarty International Center · USInstitut Pasteur · FR

Funding

The Evolutionary and Biological Bases of Host Switching in VirusesR01GM080533 · NIGMS · PENNSYLVANIA STATE UNIVERSITY, THE · PI PARRISH, COLIN R. · 2007 to 2019
$4.1M
NIGMS NIH HHS R01 GM080533NIGMS NIH HHS R01 GM080533-06
6 · The paper itself

Abstract

Gene overlapping is widely employed by RNA viruses to generate genetic novelty while retaining a small genome size. However, gene overlapping also increases the deleterious effect of mutations as they affect more than one gene, thereby reducing the evolutionary rate of RNA viruses and hence their adaptive capacity. Although there is general agreement on the benefits of gene overlapping as a mechanism of genomic compression for rapidly evolving organisms, its effect on the pace of RNA virus evolution remains a source of debate. To address this issue, we collected sequence data from 117 instances of gene overlapping across 19 families, 30 genera, and 55 species of RNA viruses. On these data, we analyzed how genetic distances, selective pressures, and the distribution of RNA secondary structures and conserved protein functional domains vary between overlapping (OV) and nonoverlapping (NOV) regions. We show that gene overlapping generally results in a decrease in the rate of RNA virus evolution through a reduction in the frequency of synonymous mutations. However, this effect is less pronounced in genes with a terminal rather than an internal gene overlap, which might result from a greater proportion of protein functional conserved domains in NOV than in OV regions, in turn reducing the number of nonsynonymous mutations in the former. Overall, our analyses clarify the role of gene overlapping as a modulator of the evolutionary rates exhibited by RNA viruses and shed light on the factors that shape the genetic diversity of this important group of pathogens.

Indexed as

Genes, OverlappingGenome, ViralAnalysis of VarianceEvolution, MolecularNucleic Acid ConformationRNA, ViralRNA VirusesSelection, GeneticViral ProteinsRNA, ViralViral Proteinscomparative genomicsoverlapping genesrate of evolutionRNA viruses

Identifiers

PMID23686658
PMCPMC3708502
OpenAlexW2096286650

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.