Evidence map›Paper›PMID 19656866›Full record

ArticleRNA (New York, N.Y.)2009

The 3' end of Turnip crinkle virus contains a highly interactive structure including a translational enhancer that is disrupted by binding to the RNA-dependent RNA polymerase.

Xuefeng Yuan, Kerong Shi, Arturas Meskauskas, Anne E Simon

Open access · bronzeAbstract read
In one paragraph

Article in RNA (New York, N.Y.), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
8.9field-weighted citation impact, top 2% 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

31 citing papers in PubMed, 51 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 2 institutions in 2 countries.

Xuefeng YuanDepartment of Cell Biology and Molecular Genetics, University of Maryland College Park, College Park, Maryland 20742, USA.
Kerong Shi
Arturas Meskauskas
Anne E Simon
University of Maryland, College Park · USVilnius University · LT

Funding

Role of RNA Structural Switches in the Replication of a (+)-Strand RNA VirusR01GM061515 · NIGMS · UNIV OF MARYLAND, COLLEGE PARK · PI SIMON, ANNE ELIZABETH · 2002 to 2010
$2.4M
NIGMS NIH HHS R01 GM061515ODCDC CDC HHS GM 061515-05A2/G120CD
6 · The paper itself

Abstract

Precise temporal control is needed for RNA viral genomes to translate sufficient replication-required products before clearing ribosomes and initiating replication. A 3' translational enhancer in Turnip crinkle virus (TCV) overlaps an internal T-shaped structure (TSS) that binds to 60S ribosomal subunits. The higher-order structure in the region was examined through alteration of critical sequences revealing novel interactions between an H-type pseudoknot and upstream residues, and between the TSS and internal and terminal loops of an upstream hairpin. Our results suggest that the TSS forms a stable scaffold that allows for simultaneous interactions with external sequences through base pairings on both sides of its large internal symmetrical loop. Binding of TCV RNA-dependent RNA polymerase (RdRp) to the region potentiates a widespread conformational shift with substantial rearrangement of the TSS region, including the element required for efficient ribosome binding. Degrading the RdRp caused the RNA to resume its original conformation, suggesting that the initial conformation is thermodynamically favored. These results suggest that the 3' end of TCV folds into a compact, highly interactive structure allowing RdRp access to multiple elements including the 3' end, which causes structural changes that potentiate the shift between translation and replication.

Indexed as

Enhancer Elements, GeneticProtein BiosynthesisBase SequenceCarmovirusMutationNucleic Acid ConformationProtein BindingRNA-Dependent RNA PolymeraseRNA, ViralTranscription, GeneticRNA-Dependent RNA PolymeraseRNA, Viral

Identifiers

PMID19656866
PMCPMC2743042
OpenAlexW2152005353

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.