Evidence map›Paper›PMID 19955314›Full record

ArticleJournal of virology2010

Coronavirus nucleocapsid protein facilitates template switching and is required for efficient transcription.

Sonia Zúñiga, Jazmina L G Cruz, Isabel Sola, Pedro A Mateos-Gómez, Lorena Palacio, Luis Enjuanes

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 152 papers.

0numbers the graph read from it
0cells of the map it votes in
152citing papers in PubMed
3.7field-weighted citation impact, top 7% 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

152 citing papers in PubMed, 229 citations in OpenAlex.

  1. Article
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  4. Deltacoronavirus Modulates circRNA cGLIS3 Metabolism to Evade Host Antiviral Response.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
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  11. SARS-CoV-2 nucleocapsid protein directly prevents cGAS-DNA recognition through competitive binding.Proceedings of the National Academy of Sciences of the United States of America · 2025
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92 more citing papers are in PubMed but not listed here.

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

6 authors at 2 institutions in 1 country.

Sonia ZúñigaDepartment of Molecular and Cell Biology, Centro Nacional de Biotecnología, CSIC, Darwin, 3, Ciudad Universitaria de Cantoblanco, 28049 Madrid, Spain.
Jazmina L G Cruz
Isabel Sola
Pedro A Mateos-Gómez
Lorena Palacio
Luis Enjuanes
Universidad Autónoma de Madrid · ESCentro Nacional de Biotecnología · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purified nucleocapsid protein (N protein) from transmissible gastroenteritis virus (TGEV) enhanced hammerhead ribozyme self-cleavage and favored nucleic acid annealing, properties that define RNA chaperones, as previously reported. Several TGEV N-protein deletion mutants were expressed in Escherichia coli and purified, and their RNA binding ability and RNA chaperone activity were evaluated. The smallest N-protein domain analyzed with RNA chaperone activity, facilitating DNA and RNA annealing, contained the central unstructured region (amino acids 117 to 268). Interestingly, N protein and its deletion mutants with RNA chaperone activity enhanced template switching in a retrovirus-derived heterologous system, reinforcing the concept that TGEV N protein is an RNA chaperone that could be involved in template switching. This result is in agreement with the observation that in vivo, N protein is not necessary for TGEV replication, but it is required for efficient transcription.

Indexed as

AnimalsCoronavirus Nucleocapsid ProteinsGenes, ViralMolecular ChaperonesNucleocapsid ProteinsProtein Structure, TertiaryRecombinant ProteinsRNA, ViralSequence DeletionTemplates, GeneticTranscription, GeneticTransmissible gastroenteritis virusVirus ReplicationCoronavirus Nucleocapsid ProteinsMolecular ChaperonesNucleocapsid ProteinsRecombinant ProteinsRNA, Viral

Identifiers

PMID19955314
PMCPMC2812394
OpenAlexW2165954387

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.