Evidence map›Paper›PMID 34893599›Full record

ArticleNature communications2021

The short isoform of the host antiviral protein ZAP acts as an inhibitor of SARS-CoV-2 programmed ribosomal frameshifting.

Matthias M Zimmer, Anuja Kibe, Ulfert Rand, Lukas Pekarek, Liqing Ye, Stefan Buck, Redmond P Smyth, Luka Cicin-Sain, Neva Caliskan

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 71 papers.

0numbers the graph read from it
0cells of the map it votes in
71citing papers in PubMed
6.3field-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

71 citing papers in PubMed, 94 citations in OpenAlex.

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  11. Host Responses to SARS-CoV-2 with an Emphasis on Cytokines.International journal of molecular sciences · 2026
    Review
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  18. Giant RNA genomes: Roles of host, translation elongation, genome architecture, and proteome in nidoviruses.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
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  20. Article

11 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

9 authors at 2 institutions in 1 country.

Matthias M Zimmer *Helmholtz Institute for RNA-based Infection Research (HIRI), Helmholtz Zentrum für Infektionsforschung (Helmholtz Centre for Infection Research), Josef-Schneider-Strasse 2, 97080, Würzburg, Germany.
Anuja Kibe *Helmholtz Institute for RNA-based Infection Research (HIRI), Helmholtz Zentrum für Infektionsforschung (Helmholtz Centre for Infection Research), Josef-Schneider-Strasse 2, 97080, Würzburg, Germany.ORCID http://orcid.org/0000-0001-8547-785X
Ulfert RandHelmholtz Zentrum für Infektionsforschung, Inhoffenstrasse 7, 38124, Braunschweig, Germany.ORCID http://orcid.org/0000-0002-5946-4921
Lukas PekarekHelmholtz Institute for RNA-based Infection Research (HIRI), Helmholtz Zentrum für Infektionsforschung (Helmholtz Centre for Infection Research), Josef-Schneider-Strasse 2, 97080, Würzburg, Germany.
Liqing YeHelmholtz Institute for RNA-based Infection Research (HIRI), Helmholtz Zentrum für Infektionsforschung (Helmholtz Centre for Infection Research), Josef-Schneider-Strasse 2, 97080, Würzburg, Germany.
Stefan BuckHelmholtz Institute for RNA-based Infection Research (HIRI), Helmholtz Zentrum für Infektionsforschung (Helmholtz Centre for Infection Research), Josef-Schneider-Strasse 2, 97080, Würzburg, Germany.
Redmond P SmythHelmholtz Institute for RNA-based Infection Research (HIRI), Helmholtz Zentrum für Infektionsforschung (Helmholtz Centre for Infection Research), Josef-Schneider-Strasse 2, 97080, Würzburg, Germany.ORCID http://orcid.org/0000-0002-1580-0671
Luka Cicin-SainHelmholtz Zentrum für Infektionsforschung, Inhoffenstrasse 7, 38124, Braunschweig, Germany.ORCID http://orcid.org/0000-0003-3978-778X
Neva CaliskanHelmholtz Institute for RNA-based Infection Research (HIRI), Helmholtz Zentrum für Infektionsforschung (Helmholtz Centre for Infection Research), Josef-Schneider-Strasse 2, 97080, Würzburg, Germany. neva.caliskan@helmholtz-hiri.de.ORCID http://orcid.org/0000-0003-0435-4757
Helmholtz Centre for Infection Research · DEUniversity of Würzburg · DE

Funding

EC | EU Framework Programme for Research and Innovation H2020 | H2020 Priority Excellent Science | H2020 European Research Council (H2020 Excellent Science - European Research Council) 948636
6 · The paper itself

Abstract

Programmed ribosomal frameshifting (PRF) is a fundamental gene expression event in many viruses, including SARS-CoV-2. It allows production of essential viral, structural and replicative enzymes that are encoded in an alternative reading frame. Despite the importance of PRF for the viral life cycle, it is still largely unknown how and to what extent cellular factors alter mechanical properties of frameshift elements and thereby impact virulence. This prompted us to comprehensively dissect the interplay between the SARS-CoV-2 frameshift element and the host proteome. We reveal that the short isoform of the zinc-finger antiviral protein (ZAP-S) is a direct regulator of PRF in SARS-CoV-2 infected cells. ZAP-S overexpression strongly impairs frameshifting and inhibits viral replication. Using in vitro ensemble and single-molecule techniques, we further demonstrate that ZAP-S directly interacts with the SARS-CoV-2 RNA and interferes with the folding of the frameshift RNA element. Together, these data identify ZAP-S as a host-encoded inhibitor of SARS-CoV-2 frameshifting and expand our understanding of RNA-based gene regulation.

Indexed as

Frameshifting, RibosomalCOVID-19HEK293 CellsHost-Pathogen InteractionsHumansNucleic Acid ConformationProtein IsoformsProteomeRepressor ProteinsRNA-Binding ProteinsRNA, ViralSARS-CoV-2Virus ReplicationProtein IsoformsProteomeRepressor ProteinsRNA-Binding ProteinsRNA, ViralYLPM1 protein, human

Identifiers

PMID34893599
PMCPMC8664833
OpenAlexW4200283274

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.