Evidence map›Paper›PMID 33623019›Full record

ArticleNature communications2021

Flavivirus maturation leads to the formation of an occupied lipid pocket in the surface glycoproteins.

Max Renner, Wanwisa Dejnirattisai, Loïc Carrique, Itziar Serna Martin, Dimple Karia, Serban L Ilca, Shu F Ho, Abhay Kotecha, Jeremy R Keown, Juthathip Mongkolsapaya and 2 more

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 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
11.0field-weighted citation impact, top 1% 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

49 citing papers in PubMed, 74 citations in OpenAlex.

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  20. pr-independent biogenesis of infectious mature Zika virus particles.bioRxiv : the preprint server for biology · 2024
    Article
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

12 authors at 3 institutions in 3 countries.

Max Renner *Division of Structural Biology, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK.ORCID http://orcid.org/0000-0001-9885-8256
Wanwisa Dejnirattisai *Nuffield Department of Medicine, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK.
Loïc CarriqueDivision of Structural Biology, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK.ORCID http://orcid.org/0000-0001-5332-8593
Itziar Serna MartinBijvoet Centre for Biomolecular Research, Department of Chemistry, Faculty of Science, Utrecht University, Utrecht, The Netherlands.
Dimple KariaDivision of Structural Biology, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK.
Serban L IlcaDivision of Structural Biology, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK.ORCID http://orcid.org/0000-0003-1192-5917
Shu F HoDivision of Structural Biology, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK.
Abhay KotechaDivision of Structural Biology, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK.ORCID http://orcid.org/0000-0002-4480-5439
Jeremy R KeownDivision of Structural Biology, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK.ORCID http://orcid.org/0000-0003-0159-9257
Juthathip MongkolsapayaNuffield Department of Medicine, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK. juthathip.mongkolsapaya@well.ox.ac.uk.ORCID http://orcid.org/0000-0003-3416-9480
Gavin R ScreatonNuffield Department of Medicine, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK. gavin.screaton@medsci.ox.ac.uk.ORCID http://orcid.org/0000-0002-3549-4309
Jonathan M GrimesDivision of Structural Biology, The Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK. jonathan@strubi.ox.ac.uk.ORCID http://orcid.org/0000-0001-9698-0389
Centre for Human Genetics · GBSiriraj Hospital · THUtrecht University · NL

Funding

Medical Research Council 1374922Medical Research Council MC_PC_17137Wellcome Trust 060208/Z/00/ZWellcome Trust 075491/Z/04Wellcome Trust 093305/Z/10/ZWellcome Trust 200835/Z/16/ZWellcome Trust 203141/Z/16/ZWellcome Trust 204703/Z/16/Z
6 · The paper itself

Abstract

Flaviviruses such as Dengue (DENV) or Zika virus (ZIKV) assemble into an immature form within the endoplasmatic reticulum (ER), and are then processed by furin protease in the trans-Golgi. To better grasp maturation, we carry out cryo-EM reconstructions of immature Spondweni virus (SPOV), a human flavivirus of the same serogroup as ZIKV. By employing asymmetric localised reconstruction we push the resolution to 3.8 Å, enabling us to refine an atomic model which includes the crucial furin protease recognition site and a conserved Histidine pH-sensor. For direct comparison, we also solve structures of the mature forms of SPONV and DENV to 2.6 Å and 3.1 Å, respectively. We identify an ordered lipid that is present in only the mature forms of ZIKV, SPOV, and DENV and can bind as a consequence of rearranging amphipathic stem-helices of E during maturation. We propose a structural role for the pocket and suggest it stabilizes mature E.

Indexed as

Amino Acid SequenceFlavivirusLipidsMembrane GlycoproteinsModels, MolecularProtein Structure, SecondaryLipidsMembrane Glycoproteins

Identifiers

PMID33623019
PMCPMC7902656
OpenAlexW3130961784

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.