Evidence map›Paper›PMID 17005682›Full record

ArticleJournal of virology2006

trans regulation of cap-independent translation by a viral subgenomic RNA.

Ruizhong Shen, Aurélie M Rakotondrafara, W Allen Miller

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
2.9field-weighted citation impact, top 10% 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

17 citing papers in PubMed, 24 citations in OpenAlex.

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  15. The role of programmed-1 ribosomal frameshifting in coronavirus propagation.Frontiers in bioscience : a journal and virtual library · 2008
    Review
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  17. Review
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 3 institutions in 3 countries.

Ruizhong ShenPlant Pathology Department, 351 Bessey Hall, Iowa State University, Ames, IA 50011, USA.
Aurélie M Rakotondrafara
W Allen Miller
Institut thématique Génétique, génomique et bioinformatique · FRIowa State University · USPlanta · RU

Funding

Control of cap-independent translation by a viral 3' UTRR01GM067104 · NIGMS · IOWA STATE UNIVERSITY · PI MILLER, WYATT ALLEN · 2003 to 2016
$3.0M
Control of cap-independent translation by a viral 3' UTRR56GM067104 · NIGMS · IOWA STATE UNIVERSITY · PI MILLER, WYATT ALLEN · 2007 to 2007
$227k
NIGMS NIH HHS GM 067104NIGMS NIH HHS R01 GM067104NIGMS NIH HHS R56 GM067104
6 · The paper itself

Abstract

Many positive-strand RNA viruses generate 3'-coterminal subgenomic mRNAs to allow translation of 5'-distal open reading frames. It is unclear how viral genomic and subgenomic mRNAs compete with each other for the cellular translation machinery. Translation of the uncapped Barley yellow dwarf virus genomic RNA (gRNA) and subgenomic RNA1 (sgRNA1) is driven by the powerful cap-independent translation element (BTE) in their 3' untranslated regions (UTRs). The BTE forms a kissing stem-loop interaction with the 5' UTR to mediate translation initiation at the 5' end. Here, using reporter mRNAs that mimic gRNA and sgRNA1, we show that the abundant sgRNA2 inhibits translation of gRNA, but not sgRNA1, in vitro and in vivo. This trans inhibition requires the functional BTE in the 5' UTR of sgRNA2, but no translation of sgRNA2 itself is detectable. The efficiency of translation of the viral mRNAs in the presence of sgRNA2 is determined by proximity to the mRNA 5' end of the stem-loop that kisses the 3' BTE. Thus, the gRNA and sgRNA1 have "tuned" their expression efficiencies via the site in the 5' UTR to which the 3' BTE base pairs. We conclude that sgRNA2 is a riboregulator that switches off translation of replication genes from gRNA while permitting translation of structural genes from sgRNA1. These results reveal (i) a new level of control of subgenomic-RNA gene expression, (ii) a new role for a viral subgenomic RNA, and (iii) a new mechanism for RNA-mediated regulation of translation.

Indexed as

Gene Expression Regulation, ViralProtein Biosynthesis3' Untranslated Regions5' Untranslated RegionsGenes, ReporterGenome, ViralLuciferasesLuteovirusNucleic Acid ConformationRNA, MessengerRNA, ViralViral Proteins3' Untranslated Regions5' Untranslated RegionsLuciferasesRNA, MessengerRNA, ViralViral Proteins

Identifiers

PMID17005682
PMCPMC1617300
OpenAlexW1991961496

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.