Evidence map›Paper›PMID 8755518›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1996

A complex of nuclear proteins mediates SR protein binding to a purine-rich splicing enhancer.

J M Yeakley, J P Morfin, M G Rosenfeld, X D Fu

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed
4.8field-weighted citation impact, top 4% 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

51 citing papers in PubMed, 83 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

4 authors at 1 institution in 1 country.

J M YeakleyDivision of Cellular and Molecular Medicine, University of California, San Diego, La Jolla CA 92093-0648, USA.
J P Morfin
M G Rosenfeld
X D Fu
University of California San Diego · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A purine-rich splicing enhancer from a constitutive exon has been shown to shift the alternative splicing of calcitonin/CGRP pre-mRNA in vivo. Here, we demonstrate that the native repetitive GAA sequence comprises the optimal enhancer element and specifically binds a saturable complex of proteins required for general splicing in vitro. This complex contains a 37-kDa protein that directly binds the repetitive GAA sequence and SRp40, a member of the SR family of non-snRNP splicing factors. While purified SR proteins do not stably bind the repetitive GAA element, exogenous SR proteins become associated with the GAA element in the presence of nuclear extracts and stimulate GAA-dependent splicing. These results suggest that repetitive GAA sequences enhance splicing by binding a protein complex containing a sequence-specific RNA binding protein and a general splicing activator that, in turn, recruit additional SR proteins. This type of mechanism resembles the tra/tra-2-dependent recruitment of SR proteins to the Drosophila doublesex alternative splicing regulatory element.

Indexed as

Enhancer Elements, GeneticRNA SplicingTranscription, GeneticAnimalsBase SequenceBinding SitesCalcitoninCalcitonin Gene-Related PeptideCell LineExonsGlobinsGlutathione TransferaseHeLa CellsHumansMiceMolecular Sequence DataCalcitoninCalcitonin Gene-Related PeptideGlobinsGlutathione TransferaseNuclear ProteinsPhosphoproteinsRecombinant Fusion ProteinsRNA-Binding ProteinsRNA, MessengerRNA PrecursorsSerine-Arginine Splicing Factors

Identifiers

PMID8755518
PMCPMC38789
OpenAlexW2008860078

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.