Evidence map›Paper›PMID 27861119›Full record

ArticleeLife2016

Splicing repression allows the gradual emergence of new Alu-exons in primate evolution.

Jan Attig, Igor Ruiz de Los Mozos, Nejc Haberman, Zhen Wang, Warren Emmett, Kathi Zarnack, Julian König, Jernej Ule

Open access · goldAbstract read
In one paragraph

Article in eLife, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
4.7field-weighted citation impact, top 5% 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

40 citing papers in PubMed, 82 citations in OpenAlex.

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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

8 authors at 5 institutions in 3 countries.

Jan AttigDepartment of Molecular Neuroscience, UCL Institute of Neurology, London, United Kingdom.ORCID 0000-0002-2159-2880
Igor Ruiz de Los MozosDepartment of Molecular Neuroscience, UCL Institute of Neurology, London, United Kingdom.ORCID 0000-0003-4097-6422
Nejc HabermanDepartment of Molecular Neuroscience, UCL Institute of Neurology, London, United Kingdom.
Zhen WangInstitute de Biologie de l'ENS (IBENS), CNRS UMR 8197, Paris, France.
Warren EmmettDepartment of Molecular Neuroscience, UCL Institute of Neurology, London, United Kingdom.
Kathi ZarnackBuchmann Institute for Molecular Life Sciences (BMLS), Goethe University Frankfurt, Frankfurt, Germany.
Julian KönigInstitute of Molecular Biology (IMB), Mainz, Germany.
Jernej UleDepartment of Molecular Neuroscience, UCL Institute of Neurology, London, United Kingdom.ORCID 0000-0002-2452-4277
The Francis Crick Institute · GBMRC Laboratory of Molecular Biology · GBCentre National de la Recherche Scientifique · FRGoethe University Frankfurt · DEInstitute of Molecular Biology · DE

Funding

European Research Council 206726Medical Research Council MC_U105185858
6 · The paper itself

Abstract

Alu elements are retrotransposons that frequently form new exons during primate evolution. Here, we assess the interplay of splicing repression by hnRNPC and nonsense-mediated mRNA decay (NMD) in the quality control and evolution of new Alu-exons. We identify 3100 new Alu-exons and show that NMD more efficiently recognises transcripts with Alu-exons compared to other exons with premature termination codons. However, some Alu-exons escape NMD, especially when an adjacent intron is retained, highlighting the importance of concerted repression by splicing and NMD. We show that evolutionary progression of 3' splice sites is coupled with longer repressive uridine tracts. Once the 3' splice site at ancient Alu-exons reaches a stable phase, splicing repression by hnRNPC decreases, but the exons generally remain sensitive to NMD. We conclude that repressive motifs are strongest next to cryptic exons and that gradual weakening of these motifs contributes to the evolutionary emergence of new alternative exons.

Indexed as

Alu ElementsEvolution, MolecularExonsRNA SplicingHEK293 CellsHeterogeneous-Nuclear Ribonucleoprotein Group CHumansNonsense Mediated mRNA DecayHeterogeneous-Nuclear Ribonucleoprotein Group CAlu elementsevolutionary biologyexon evolutiongenomicshumannonsense mediated mRNA decaypre-mRNA processingsplicing fidelity

Identifiers

PMID27861119
PMCPMC5115870
OpenAlexW2550876707

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.