Evidence map›Paper›PMID 25298114›Full record

ArticleScience (New York, N.Y.)2014

Conformational dynamics of single HIV-1 envelope trimers on the surface of native virions.

James B Munro, Jason Gorman, Xiaochu Ma, Zhou Zhou, James Arthos, Dennis R Burton, Wayne C Koff, Joel R Courter, Amos B Smith, Peter D Kwong and 2 more

Abstract read
In one paragraph

Article in Science (New York, N.Y.), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 384 papers.

0numbers the graph read from it
0cells of the map it votes in
384citing 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

384 citing papers in PubMed.

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324 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

12 authors.

James B MunroDepartment of Microbial Pathogenesis, Yale University School of Medicine, New Haven, CT 06536, USA. walther.mothes@yale.edu scb2005@med.cornell.edu james.munro@tufts.edu.
Jason GormanVaccine Research Center, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
Xiaochu MaDepartment of Microbial Pathogenesis, Yale University School of Medicine, New Haven, CT 06536, USA.
Zhou ZhouDepartment of Physiology and Biophysics, Weill Cornell Medical College of Cornell University, New York, NY 10021, USA.
James ArthosLaboratory of Immunoregulation, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
Dennis R BurtonDepartment of Immunology and Microbial Science, and IAVI Neutralizing Antibody Center, The Scripps Research Institute, La Jolla, CA 92037, USA. Ragon Institute of MGH, MIT, and Harvard, Cambridge, MA 02129, USA.
Wayne C KoffInternational AIDS Vaccine Initiative (IAVI), New York, NY 10004, USA.
Joel R CourterDepartment of Chemistry, University of Pennsylvania, Philadelphia, PA 19104, USA.
Amos B SmithDepartment of Chemistry, University of Pennsylvania, Philadelphia, PA 19104, USA.
Peter D KwongVaccine Research Center, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
Scott C BlanchardDepartment of Physiology and Biophysics, Weill Cornell Medical College of Cornell University, New York, NY 10021, USA. walther.mothes@yale.edu scb2005@med.cornell.edu james.munro@tufts.edu.
Walther MothesDepartment of Microbial Pathogenesis, Yale University School of Medicine, New Haven, CT 06536, USA. walther.mothes@yale.edu scb2005@med.cornell.edu james.munro@tufts.edu.

Funding

Yale University Clinical and Translational Science Award ProgramUL1TR000142 · NCATS · YALE UNIVERSITY · PI SHERWIN, ROBERT S · 2012 to 2015
$31.8M
Understanding Envelope Function in HIV-1 Infection: The Design, Synthesis and Validation of Small Molecule HIV-1 Env InhibitorsP01GM056550 · NIGMS · UNIVERSITY OF PENNSYLVANIA · PI ABRAMS, CAMERON F · 1997 to 2018
$31.2M
Mechanisms Of Humoral EvasionZIAAI005023 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI ZHOU, TONGQING · 2009 to 2025
$18.6M
Next-generation Fluorescent Probes for Biological ResearchR01GM098859 · NIGMS · WEILL MEDICAL COLL OF CORNELL UNIV · PI BLANCHARD, SCOTT C · 2012 to 2019
$2.9M
Single molecule imaging of HIV EnvR21AI100696 · NIAID · YALE UNIVERSITY · PI MOTHES, WALTHER H · 2013 to 2014
$477k
Intramural NIH HHSNCATS NIH HHS UL1 TR000142NIAID NIH HHS R21 AI100696NIGMS NIH HHS P01 GM056550NIGMS NIH HHS R01 GM098859PHS HHS P01 56550
6 · The paper itself

Abstract

The HIV-1 envelope (Env) mediates viral entry into host cells. To enable the direct imaging of conformational dynamics within Env, we introduced fluorophores into variable regions of the glycoprotein gp120 subunit and measured single-molecule fluorescence resonance energy transfer within the context of native trimers on the surface of HIV-1 virions. Our observations revealed unliganded HIV-1 Env to be intrinsically dynamic, transitioning between three distinct prefusion conformations, whose relative occupancies were remodeled by receptor CD4 and antibody binding. The distinct properties of neutralization-sensitive and neutralization-resistant HIV-1 isolates support a dynamics-based mechanism of immune evasion and ligand recognition.

Indexed as

Immune EvasionAntibodies, NeutralizingCD4 AntigensFluorescence Resonance Energy TransferHIV-1HIV Envelope Protein gp120HumansLigandsModels, ChemicalMolecular ImagingProtein MultimerizationProtein Structure, TertiaryVirionAntibodies, NeutralizingCD4 AntigensHIV Envelope Protein gp120Ligands

Identifiers

PMID25298114
PMCPMC4304640

What OpenQuestion holds

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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.