Evidence map›Paper›PMID 19268541›Full record

ArticleJournal of structural biology2009

A picornaviral loop-to-loop replication complex.

Jolyon K Claridge, Stephen J Headey, John Y H Chow, Martin Schwalbe, Patrick J Edwards, Cy M Jeffries, Hariprasad Venugopal, Jill Trewhella, Steven M Pascal

Erratum issuedAbstract read
In one paragraph

Article in Journal of structural biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
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

15 citing papers in PubMed.

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4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

9 authors.

Jolyon K ClaridgeInstitute of Fundamental Sciences, Massey University, Private Bag 11222, Palmerston North 4442, New Zealand.
Stephen J Headey
John Y H Chow
Martin Schwalbe
Patrick J Edwards
Cy M Jeffries
Hariprasad Venugopal
Jill Trewhella
Steven M Pascal

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Picornaviruses replicate their RNA genomes through a highly conserved mechanism that involves an interaction between the principal viral protease (3C(pro)) and the 5'-UTR region of the viral genome. The 3C(pro) catalytic site is the target of numerous replication inhibitors. This paper describes the first structural model of a complex between a picornaviral 3C(pro) and a region of the 5'-UTR, stem-loop D (SLD). Using human rhinovirus as a model system, we have combined NMR contact information, small-angle X-ray scattering (SAXS) data, and previous mutagenesis results to determine the shape, position and relative orientation of the 3C(pro) and SLD components. The results clearly identify a 1:1 binding stoichiometry, with pronounced loops from each molecule providing the key binding determinants for the interaction. Binding between SLD and 3C(pro) induces structural changes in the proteolytic active site that is positioned on the opposite side of the protease relative to the RNA/protein interface, suggesting that subtle conformational changes affecting catalytic activity are relayed through the protein.

Indexed as

3C Viral Proteases5' Untranslated RegionsCysteine EndopeptidasesGenome, ViralMagnetic Resonance SpectroscopyModels, MolecularMutagenesisPicornaviridaeProtein Structure, SecondaryRhinovirusScattering, Small AngleViral ProteinsVirus ReplicationX-Ray Diffraction3C Viral Proteases5' Untranslated RegionsCysteine EndopeptidasesViral Proteins

Identifiers

PMID19268541
PMCPMC7172786

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.