Evidence map›Paper›PMID 16611940›Full record

ArticleRNA (New York, N.Y.)2006

Cryptic splice site usage in exon 7 of the human fibrinogen Bbeta-chain gene is regulated by a naturally silent SF2/ASF binding site within this exon.

Silvia Spena, Maria Luisa Tenchini, Emanuele Buratti

Abstract read
In one paragraph

Article in RNA (New York, N.Y.), 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

  1. 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.

Silvia SpenaDepartment of Biology, University of Milan, Italy.
Maria Luisa Tenchini
Emanuele Buratti

Funding

Telethon GGP02453Telethon GGP030261
6 · The paper itself

Abstract

In this work we report the identification of a strong SF2/ASF binding site within exon 7 of the human fibrinogen Bbeta-chain gene (FGB). Its disruption in the wild-type context has no effect on exon recognition. However, when the mutation IVS7 + 1G>T--initially described in a patient suffering from congenital afibrinogenemia--is present, this SF2/ASF binding site is critical for cryptic 5'ss (splice site) definition. These findings, besides confirming and extending previous results regarding the effect of SF2/ASF on cryptic splice site activation, identify for the first time an enhancer sequence in the FGB gene specific for cryptic splice site usage. Taken together, they suggest the existence of a splicing-regulatory network that is normally silent in the FGB natural splicing environment but which can nonetheless influence splicing decisions when local contexts allow. On a more general note, our conclusions have implications for the evolution of alternative splicing processes and for the development of methods to control aberrant splicing in the context of disease-causing mutations.

Indexed as

ExonsRNA Splice SitesRNA SplicingBase SequenceBinding SitesFibrinogenHeLa CellsHumansModels, GeneticMolecular Sequence DataNuclear ProteinsPoint MutationRecombinant ProteinsRNA-Binding ProteinsSerine-Arginine Splicing FactorsTransfectionBBeta fibrinogenFibrinogenNuclear ProteinsRecombinant ProteinsRNA-Binding ProteinsRNA Splice SitesSerine-Arginine Splicing Factors

Identifiers

PMID16611940
PMCPMC1464855

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.