Evidence map›Paper›PMID 19528074›Full record

ArticleNucleic acids research2009

Translation of intronless RNAs is strongly stimulated by the Epstein-Barr virus mRNA export factor EB2.

Emiliano P Ricci, Fabrice Mure, Henri Gruffat, Didier Decimo, Cahora Medina-Palazon, Théophile Ohlmann, Evelyne Manet

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.6field-weighted citation impact, top 16% 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

22 citing papers in PubMed, 31 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

7 authors at 1 institution in 1 country.

Emiliano P RicciINSERM U758, Unité de Virologie Humaine, Ecole Normale Supérieure de Lyon, Lyon F-69007, France.
Fabrice Mure
Henri Gruffat
Didier Decimo
Cahora Medina-Palazon
Théophile Ohlmann
Evelyne Manet
École Normale Supérieure de Lyon · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The Epstein-Barr virus protein (EB2) allows the nuclear export of a particular subset of early and late viral RNAs derived from intronless genes. EB2 is conserved among most herpesvirus members and its presence is essential for the production of infectious particles. Here we show that, besides its role as a nuclear export factor, EB2 strongly stimulates translation of unspliced mRNAs without affecting overall cellular translation. Interestingly, this effect can be reversed by the addition of an intron within the gene. The spliced mRNA is then efficiently exported and translated even in the absence of EB2. Moreover, we show that EB2 associates with translating ribosomes and increases the proportion of its target RNA in the polyribosomal fraction. Finally, testing of EB2 homolog proteins derived from EBV-related herpesviruses, shows that, even if they play similar roles within the replication cycle of their respective virus, their mechanisms of action are different.

Indexed as

Protein BiosynthesisCell LineGenes, ReporterHerpesvirus 4, HumanHumansIntronsPhosphoproteinsPolyribosomesRNA, MessengerRNA TransportTrans-ActivatorsViral ProteinsPhosphoproteinsRNA, MessengerSM protein, Human herpesvirus 4Trans-ActivatorsViral Proteins

Identifiers

PMID19528074
PMCPMC2731895
OpenAlexW2073967745

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.