Evidence map›Paper›PMID 23904330›Full record

ArticleMolecular biology and evolution2013

A novel test for selection on cis-regulatory elements reveals positive and negative selection acting on mammalian transcriptional enhancers.

Justin D Smith, Kimberly F McManus, Hunter B Fraser

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 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.5field-weighted citation impact, top 18% 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

24 citing papers in PubMed, 31 citations in OpenAlex.

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  7. Contributions of mutation and selection to regulatory variation: lessons from thePhilosophical transactions of the Royal Society of London. Series B, Biological sciences · 2023
    Review
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  16. Effects of mutation and selection on plasticity of a promoter activity inProceedings of the National Academy of Sciences of the United States of America · 2017
    Article
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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 1 institution in 1 country.

Justin D SmithDepartment of Genetics, Stanford University.
Kimberly F McManus
Hunter B Fraser
Stanford University · US

Funding

Yeast as a model for understanding gene expression adaptationR01GM097171 · NIGMS · STANFORD UNIVERSITY · PI FRASER, HUNTER B · 2012 to 2024
$4.2M
NIGMS NIH HHS 1R01GM097171-01A1NIGMS NIH HHS R01 GM097171
6 · The paper itself

Abstract

Measuring natural selection on genomic elements involved in the cis-regulation of gene expression--such as transcriptional enhancers and promoters--is critical for understanding the evolution of genomes, yet it remains a major challenge. Many studies have attempted to detect positive or negative selection in these noncoding elements by searching for those with the fastest or slowest rates of evolution, but this can be problematic. Here, we introduce a new approach to this issue, and demonstrate its utility on three mammalian transcriptional enhancers. Using results from saturation mutagenesis studies of these enhancers, we classified all possible point mutations as upregulating, downregulating, or silent, and determined which of these mutations have occurred on each branch of a phylogeny. Applying a framework analogous to Ka/Ks in protein-coding genes, we measured the strength of selection on upregulating and downregulating mutations, in specific branches as well as entire phylogenies. We discovered distinct modes of selection acting on different enhancers: although all three have experienced negative selection against downregulating mutations, the selection pressures on upregulating mutations vary. In one case, we detected positive selection for upregulation, whereas the other two had no detectable selection on upregulating mutations. Our methodology is applicable to the growing number of saturation mutagenesis data sets, and provides a detailed picture of the mode and strength of natural selection acting on cis-regulatory elements.

Indexed as

Enhancer Elements, GeneticRegulatory Elements, TranscriptionalSelection, GeneticAnimalsComputational BiologyEvolution, MolecularGene Expression Regulation, DevelopmentalHumansMammalsModels, GeneticMutationPhylogenyPromoter Regions, GeneticRegulatory Sequences, Nucleic Acidcis-regulationenhancernatural selectionneutralnoncoding

Identifiers

PMID23904330
PMCPMC3808868
OpenAlexW2103814814

What OpenQuestion holds

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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.