Evidence map›Paper›PMID 30716060›Full record

ArticlePLoS biology2019

Potent anti-influenza H7 human monoclonal antibody induces separation of hemagglutinin receptor-binding head domains.

Hannah L Turner, Jesper Pallesen, Shanshan Lang, Sandhya Bangaru, Sarah Urata, Sheng Li, Christopher A Cottrell, Charles A Bowman, James E Crowe, Ian A Wilson and 1 more

Open access · goldAbstract read
In one paragraph

Article in PLoS biology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
5.1field-weighted citation impact, top 4% 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

44 citing papers in PubMed, 47 citations in OpenAlex.

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  6. Structural basis for a potent human neutralizing antibody targeting a conserved epitope on the H7 hemagglutinin head.Proceedings of the National Academy of Sciences of the United States of America · 2025
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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

11 authors at 3 institutions in 1 country.

Hannah L TurnerDepartment of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, California, United States of America.ORCID 0000-0002-4745-8057
Jesper PallesenDepartment of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, California, United States of America.ORCID 0000-0002-3270-1587
Shanshan LangDepartment of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, California, United States of America.
Sandhya BangaruDepartment of Pathology, Microbiology and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee, United States of America.
Sarah UrataDepartment of Medicine, University of California San Diego, La Jolla, California, United States of America.
Sheng LiDepartment of Medicine, University of California San Diego, La Jolla, California, United States of America.ORCID 0000-0002-9073-6809
Christopher A CottrellDepartment of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, California, United States of America.ORCID 0000-0002-3364-3083
Charles A BowmanDepartment of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, California, United States of America.
James E CroweDepartment of Pathology, Microbiology and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee, United States of America.
Ian A WilsonDepartment of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, California, United States of America.ORCID 0000-0002-6469-2419
Andrew B WardDepartment of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, California, United States of America.ORCID 0000-0001-7153-3769
Scripps Research Institute · USUniversity of California San Diego · USVanderbilt University · US

Funding

Support Component D/Vaccine Discovery, Concept to ClinicUM1AI100663 · NIAID · SCRIPPS RESEARCH INSTITUTE, THE · PI BAROUCH, DAN H. · 2012 to 2018
$131.5M
Structure based design of antibodies and vaccinesU19AI117905 · NIAID · VANDERBILT UNIVERSITY MEDICAL CENTER · PI SCHIEF, WILLIAM R. · 2015 to 2019
$12.0M
NIAID NIH HHS HHSN272201400024CNIAID NIH HHS U19 AI117905
6 · The paper itself

Abstract

Seasonal influenza virus infections can cause significant morbidity and mortality, but the threat from the emergence of a new pandemic influenza strain might have potentially even more devastating consequences. As such, there is intense interest in isolating and characterizing potent neutralizing antibodies that target the hemagglutinin (HA) viral surface glycoprotein. Here, we use cryo-electron microscopy (cryoEM) to decipher the mechanism of action of a potent HA head-directed monoclonal antibody (mAb) bound to an influenza H7 HA. The epitope of the antibody is not solvent accessible in the compact, prefusion conformation that typifies all HA structures to date. Instead, the antibody binds between HA head protomers to an epitope that must be partly or transiently exposed in the prefusion conformation. The "breathing" of the HA protomers is implied by the exposure of this epitope, which is consistent with metastability of class I fusion proteins. This structure likely therefore represents an early structural intermediate in the viral fusion process. Understanding the extent of transient exposure of conserved neutralizing epitopes also may lead to new opportunities to combat influenza that have not been appreciated previously.

Indexed as

Amino Acid SequenceAnimalsAntibodies, NeutralizingAntibody SpecificityBaculoviridaeBinding SitesCloning, MolecularCryoelectron MicroscopyGene ExpressionHemagglutinin Glycoproteins, Influenza VirusHydrogen BondingImmunoglobulin Fab FragmentsInfluenza A virusMolecular Docking SimulationProtein BindingProtein Conformation, alpha-HelicalAntibodies, NeutralizingHemagglutinin Glycoproteins, Influenza VirusImmunoglobulin Fab FragmentsRecombinant Proteins

Identifiers

PMID30716060
PMCPMC6375650
OpenAlexW2895422876

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.