Evidence map›Paper›PMID 18613975›Full record

ArticleBiology direct2008

Accumulation of GC donor splice signals in mammals.

Alexander Churbanov, Stephen Winters-Hilt, Eugene V Koonin, Igor B Rogozin

Abstract readComparative Study
In one paragraph

Article in Biology direct, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

  1. Molecular divergence ofZoological research · 2026
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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.

Alexander ChurbanovLoyola University Medical Center, 2160 S. First Ave., Maywood, IL, 60153, USA. atchourbanov@lumc.edu
Stephen Winters-Hilt
Eugene V Koonin
Igor B Rogozin

Funding

COMPARATIVE ANALYSIS OF COMPLETELY SEQUENCED GENOMESZ01LM000073 · NLM · NATIONAL LIBRARY OF MEDICINE · PI KOONIN, EUGENE V · 1996 to 2008
$1.2M
Nanopore study of single antibody-antigen interactionsK22LM008794 · NLM · CHILDREN'S HOSPITAL (NEW ORLEANS) · PI WINTERS-HILT, STEPHEN · 2005 to 2007
$486k
Intramural NIH HHSNLM NIH HHS K22 LM008794NLM NIH HHS K22LM008794
6 · The paper itself

Abstract

unlabelledThe GT dinucleotide in the first two intron positions is the most conserved element of the U2 donor splice signals. However, in a small fraction of donor sites, GT is replaced by GC. A substantial enrichment of GC in donor sites of alternatively spliced genes has been observed previously in human, nematode and Arabidopsis, suggesting that GC signals are important for regulation of alternative splicing. We used parsimony analysis to reconstruct evolution of donor splice sites and inferred 298 GT > GC conversion events compared to 40 GC > GT conversion events in primate and rodent genomes. Thus, there was substantive accumulation of GC donor splice sites during the evolution of mammals. Accumulation of GC sites might have been driven by selection for alternative splicing. REVIEWERS: This article was reviewed by Jerzy Jurka and Anton Nekrutenko. For the full reviews, please go to the Reviewers' Reports section.

Indexed as

Evolution, MolecularAlternative SplicingAnimalsCattleConserved SequenceDinucleotide RepeatsDogsHumansIntronsMacaca mulattaMammalsMiceRatsRNA Splice SitesRNA Splice Sites

Identifiers

PMID18613975
PMCPMC2490688

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.