Evidence map›Paper›PMID 18510978›Full record

ArticleInsect biochemistry and molecular biology2008

Extensive gene amplification and concerted evolution within the CPR family of cuticular proteins in mosquitoes.

R Scott Cornman, Judith H Willis

Abstract read
In one paragraph

Article in Insect biochemistry and molecular biology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.0field-weighted citation impact, top 22% 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

16 citing papers in PubMed, 34 citations in OpenAlex.

  1. Article
  2. Article
  3. A globalBMC bioinformatics · 2022
    Article
  4. Cuticular Structure Proteomics in the Pea AphidJournal of proteome research · 2020
    Article
  5. Article
  6. Article
  7. Article
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  13. Review
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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.

R Scott CornmanDepartment of Cellular Biology, University of Georgia, Athens, GA 30602, USA. scornman@uga.edu
Judith H Willis
University of Georgia · US

Funding

Cuticular proteins of Anopheles gambiaeR01AI055624 · NIAID · UNIVERSITY OF GEORGIA (UGA) · PI WILLIS, JUDITH · 2004 to 2014
$2.8M
NIAID NIH HHS AI 55624NIAID NIH HHS R01 AI055624
6 · The paper itself

Abstract

Annotation of the Anopheles gambiae genome has revealed a large increase in the number of genes encoding cuticular proteins with the Rebers and Riddiford Consensus (the CPR gene family) relative to Drosophila melanogaster. This increase reflects an expansion of the RR-2 group of CPR genes, particularly the amplification of sets of highly similar paralogs. Patterns of nucleotide variation indicate that extensive concerted evolution is occurring within these clusters. The pattern of concerted evolution is complex, however, as sequence similarity within clusters is uncorrelated with gene order and orientation, and no comparable clusters occur within similarly compact arrays of the RR-1 group in mosquitoes or in either group in D. melanogaster. The dearth of pseudogenes suggests that sequence clusters are maintained by selection for high gene-copy number, perhaps due to selection for high expression rates. This hypothesis is consistent with the apparently parallel evolution of compact gene architectures within sequence clusters relative to single-copy genes. We show that RR-2 proteins from sequence-cluster genes have complex repeats and extreme amino-acid compositions relative to single-copy CPR proteins in An. gambiae, and that the amino-acid composition of the N-terminal and C-terminal sequence flanking the chitin-binding consensus region evolves in a correlated fashion.

Indexed as

Evolution, MolecularGene AmplificationAmino Acid SequenceAnimalsAnophelesCulexGenome, InsectInsect ProteinsMolecular Sequence DataMultigene FamilyPhylogenyInsect Proteins

Identifiers

PMID18510978
PMCPMC4276373
OpenAlexW2047960568

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.