Evidence map›Paper›PMID 7666519›Full record

ArticleJournal of virology1995

Efficient excision of the upstream large intron from P4-generated pre-mRNA of the parvovirus minute virus of mice requires at least one donor and the 3' splice site of the small downstream intron.

Q Zhao, A Gersappe, D J Pintel

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.3field-weighted citation impact, top 21% 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

8 citing papers in PubMed, 17 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

3 authors at 1 institution in 1 country.

Q ZhaoDepartment of Molecular Microbiology and Immunology, University of Missouri School of Medicine, Columbia 65212, USA.
A Gersappe
D J Pintel
University of Missouri · US

Funding

MOLECULAR &GENETIC ANALYSIS OF MVM GENE EXPRESSIONR01AI021302 · NIAID · UNIVERSITY OF MISSOURI-COLUMBIA · PI PINTEL, DAVID J. · 1985 to 2008
$2.4M
NIAID NIH HHS AI-21302
6 · The paper itself

Abstract

We have previously shown that efficient excision of the upstream large intron from P4-generated pre-mRNA of the autonomous parvovirus minute virus of mice depends upon at least the initial presence of sequences within the downstream small intron (Q. Zhao, R. V. Schoborg, and D. J. Pintel, J. Virol. 68:2849-2859, 1994). In this report, we show that the requirement of downstream small intron sequences is complex and that efficient excision of the upstream intron requires at least one small intron donor and the 3' splice site. In the absence of both small intron donors, a new spliced product is produced in which the intervening exon is skipped and the large intron donor at nucleotide 514 is joined to a small intron acceptor. Exon skipping caused by the loss of the two small intron donors can be overcome, and the excision of the large intron can be regained by mutations that improve the large intron polypyrimidine tract. These results are consistent with a model in which the binding of multiple splicing factors that assemble at both a downstream donor and acceptor facilitates the binding of splicing factors to the weak polypyrimidine tract of the upstream large intron, thereby defining the intervening exon and promoting excision of the upstream intron.

Indexed as

IntronsRNA SplicingSequence DeletionAnimalsBase SequenceGenes, RegulatorGenes, ViralL CellsMiceMinute Virus of MiceMolecular Sequence DataMutagenesisOligodeoxyribonucleotidesRNA PrecursorsRNA, ViralTransfectionOligodeoxyribonucleotidesRNA PrecursorsRNA, Viral

Identifiers

PMID7666519
PMCPMC189514
OpenAlexW1721546362

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.