Evidence map›Paper›PMID 38316878›Full record

ArticleNature structural & molecular biology2024

The palisade layer of the poxvirus core is composed of flexible A10 trimers.

Jiasui Liu, Simon Corroyer-Dulmont, Vojtěch Pražák, Iskander Khusainov, Karola Bahrami, Sonja Welsch, Daven Vasishtan, Agnieszka Obarska-Kosińska, Sigurdur R Thorkelsson, Kay Grünewald and 3 more

Abstract read
In one paragraph

Article in Nature structural & molecular biology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

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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

13 authors.

Jiasui Liu *Department of Molecular Sociology, Max Planck Institute of Biophysics, Frankfurt am Main, Germany.ORCID http://orcid.org/0009-0008-4202-076X
Simon Corroyer-Dulmont *Centre for Structural Systems Biology, Leibniz Institute of Virology, Hamburg, Germany.
Vojtěch PražákCentre for Structural Systems Biology, Leibniz Institute of Virology, Hamburg, Germany.ORCID http://orcid.org/0000-0001-8149-218X
Iskander KhusainovDepartment of Molecular Sociology, Max Planck Institute of Biophysics, Frankfurt am Main, Germany.ORCID http://orcid.org/0000-0001-5199-5157
Karola BahramiElectron Microscopy of Pathogens, Paul Ehrlich Institute, Langen, Germany.
Sonja WelschMax Planck Institute of Biophysics, Central Electron Microscopy Facility, Frankfurt am Main, Germany.ORCID http://orcid.org/0000-0002-6049-6664
Daven VasishtanCentre for Structural Systems Biology, Leibniz Institute of Virology, Hamburg, Germany.
Agnieszka Obarska-KosińskaDepartment of Molecular Sociology, Max Planck Institute of Biophysics, Frankfurt am Main, Germany.ORCID http://orcid.org/0000-0001-7686-695X
Sigurdur R ThorkelssonCentre for Structural Systems Biology, Leibniz Institute of Virology, Hamburg, Germany.
Kay GrünewaldCentre for Structural Systems Biology, Leibniz Institute of Virology, Hamburg, Germany. kay.gruenewald@cssb-hamburg.de.ORCID http://orcid.org/0000-0002-4788-2691
Emmanuelle R J QueminCentre for Structural Systems Biology, Leibniz Institute of Virology, Hamburg, Germany. emmanuelle.quemin@i2bc.paris-saclay.fr.ORCID http://orcid.org/0000-0003-2919-3275
Beata TuroňováDepartment of Molecular Sociology, Max Planck Institute of Biophysics, Frankfurt am Main, Germany. beata.turonova@biophys.mpg.de.ORCID http://orcid.org/0000-0002-5457-4478
Jacomina Krijnse LockerElectron Microscopy of Pathogens, Paul Ehrlich Institute, Langen, Germany. jacomina.krijnselocker@pei.de.ORCID http://orcid.org/0000-0001-8658-2977

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Due to its asymmetric shape, size and compactness, the structure of the infectious mature virus (MV) of vaccinia virus (VACV), the best-studied poxvirus, remains poorly understood. Instead, subviral particles, in particular membrane-free viral cores, have been studied with cryo-electron microscopy. Here, we compared viral cores obtained by detergent stripping of MVs with cores in the cellular cytoplasm, early in infection. We focused on the prominent palisade layer on the core surface, combining cryo-electron tomography, subtomogram averaging and AlphaFold2 structure prediction. We showed that the palisade is composed of densely packed trimers of the major core protein A10. Trimers display a random order and their classification indicates structural flexibility. A10 on cytoplasmic cores is organized in a similar manner, indicating that the structures obtained in vitro are physiologically relevant. We discuss our results in the context of the VACV replicative cycle, and the assembly and disassembly of the infectious MV.

Indexed as

Cryoelectron MicroscopyVaccinia virusElectron Microscope TomographyHumansModels, MolecularProtein MultimerizationVirion

Identifiers

PMID38316878
PMCPMC11257942

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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.