Evidence map›Paper›PMID 32369333›Full record

ArticleACS chemical biology2020

Local Stabilization of Subunit-Subunit Contacts Causes Global Destabilization of Hepatitis B Virus Capsids.

Christopher John Schlicksup, Patrick Laughlin, Steven Dunkelbarger, Joseph Che-Yen Wang, Adam Zlotnick

Abstract read
In one paragraph

Article in ACS chemical biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

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  15. Nomenclature of HBV core protein-targeting antivirals.Nature reviews. Gastroenterology & hepatology · 2022
    Article
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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

5 authors.

Christopher John SchlicksupMolecular and Cellular Biology Department, Indiana University-Bloomington, Bloomington, Indiana 47401, United States.
Patrick LaughlinMolecular and Cellular Biology Department, Indiana University-Bloomington, Bloomington, Indiana 47401, United States.
Steven DunkelbargerMolecular and Cellular Biology Department, Indiana University-Bloomington, Bloomington, Indiana 47401, United States.
Joseph Che-Yen WangMolecular and Cellular Biology Department, Indiana University-Bloomington, Bloomington, Indiana 47401, United States.
Adam ZlotnickMolecular and Cellular Biology Department, Indiana University-Bloomington, Bloomington, Indiana 47401, United States.ORCID 0000-0001-9945-6267

Funding

Multimode Observation of Virus Capsid AssemblyR01AI118933 · NIAID · TRUSTEES OF INDIANA UNIVERSITY · PI Adam Zlotnick · 2016 to 2026
$4.0M
The Structural Biology of HBVR01AI144022 · NIAID · TRUSTEES OF INDIANA UNIVERSITY · PI ZLOTNICK, ADAM · 2019 to 2022
$1.5M
Graduate Program in Quantitative and Chemical Biology at Indiana University BloomT32GM109825 · NIGMS · TRUSTEES OF INDIANA UNIVERSITY · PI GIEDROC, DAVID P. · 2014 to 2018
$926k
NIAID NIH HHS R01 AI118933NIAID NIH HHS R01 AI144022NIGMS NIH HHS T32 GM109825
6 · The paper itself

Abstract

Development of antiviral molecules that bind virion is a strategy that remains in its infancy, and the details of their mechanisms are poorly understood. Here we investigate the behavior of DBT1, a dibenzothiazepine that specifically interacts with the capsid protein of hepatitis B virus (HBV). We found that DBT1 stabilizes protein-protein interaction, accelerates capsid assembly, and can induce formation of aberrant particles. Paradoxically, DBT1 can cause preformed capsids to dissociate. These activities may lead to (i) assembly of empty and defective capsids, inhibiting formation of new virus, and (ii) disruption of mature viruses, which are metastable, to inhibit new infection. Using cryo-electron microscopy, we observed that DBT1 led to asymmetric capsids where well-defined DBT1 density was bound at all intersubunit contacts. These results suggest that DBT1 can support assembly by increasing buried surface area but induce disassembly of metastable capsids by favoring asymmetry to induce structural defects.

Indexed as

Antiviral AgentsCapsidCryoelectron MicroscopyHepatitis B virusVirus AssemblyAntiviral Agents

Identifiers

PMID32369333
PMCPMC8062159

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Registered trials

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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.