Evidence map›Paper›PMID 20631008›Full record

ArticleNucleic acids research2010

CELF proteins regulate CFTR pre-mRNA splicing: essential role of the divergent domain of ETR-3.

Gwendal Dujardin, Emanuele Buratti, Nicolas Charlet-Berguerand, Mafalda Martins de Araujo, Annick Mbopda, Catherine Le Jossic-Corcos, Franco Pagani, Claude Ferec, Laurent Corcos

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.6field-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

19 citing papers in PubMed, 35 citations in OpenAlex.

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  18. CELFish ways to modulate mRNA decay.Biochimica et biophysica acta
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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

9 authors at 1 institution in 3 countries.

Gwendal DujardinInserm U613-ECLA Team, Faculty of Medicine, 22 Avenue Camille Desmoulins, 29238 Brest Cedex 3, France.
Emanuele Buratti
Nicolas Charlet-Berguerand
Mafalda Martins de Araujo
Annick Mbopda
Catherine Le Jossic-Corcos
Franco Pagani
Claude Ferec
Laurent Corcos
Inserm · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cystic fibrosis is a prominent genetic disease caused by mutations of the cystic fibrosis transmembrane conductance regulator (CFTR) gene. Among the many disease-causing alterations are pre-mRNA splicing defects that can hamper mandatory exon inclusion. CFTR exon 9 splicing depends in part on a polymorphic UG(m)U(n) sequence at the end of intron 8, which can be bound by TDP-43, leading to partial exon 9 skipping. CELF proteins, like CUG-BP1 and ETR-3, can also bind UG repeats and regulate splicing. We show here that ETR-3, but not CUG-BP1, strongly stimulates exon 9 skipping, although both proteins bind efficiently to the same RNA motif as TDP-43 and with higher affinity. We further show that the skipping of this exon may be due to the functional antagonism between U2AF65 and ETR-3 binding onto the polymorphic U or UG stretch, respectively. Importantly, we demonstrate that the divergent domain of ETR-3 is critical for CFTR exon 9 skipping, as shown by deletion and domain-swapping experiments. We propose a model whereby several RNA-binding events account for the complex regulation of CFTR exon 9 inclusion, with strikingly distinct activities of ETR-3 and CUG-BP1, related to the structure of their divergent domain.

Indexed as

RNA SplicingBinding SitesCell LineCystic Fibrosis Transmembrane Conductance RegulatorExonsHumansIntronsNuclear ProteinsProtein Structure, TertiaryRepetitive Sequences, Nucleic AcidRibonucleoproteinsRNA-Binding ProteinsRNA, MessengerRNA PrecursorsSpliceosomesSplicing Factor U2AFCystic Fibrosis Transmembrane Conductance RegulatorNuclear ProteinsRibonucleoproteinsRNA-Binding ProteinsRNA, MessengerRNA PrecursorsSplicing Factor U2AFU2AF2 protein, human

Identifiers

PMID20631008
PMCPMC2978352
OpenAlexW2010190577

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.