Evidence map›Paper›PMID 39805366›Full record

ArticleThe Journal of allergy and clinical immunology2025

Structural determinants of peanut-induced anaphylaxis.

Scott A Smith, Rebecca A Shrem, Bruno B C Lança, Jian Zhang, Joyce J W Wong, Derek Croote, R Stokes Peebles, Benjamin W Spiller

Abstract read
In one paragraph

Article in The Journal of allergy and clinical immunology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 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

8 authors.

Scott A SmithDepartment of Medicine, Vanderbilt University Medical Center, Nashville, Tenn; Department of Pathology, Microbiology and Immunology, Vanderbilt University Medical Center, Nashville, Tenn.
Rebecca A ShremDepartment of Pharmacology, Vanderbilt University School of Medicine, Vanderbilt University, Nashville, Tenn.
Bruno B C LançaDepartment of Medicine, Vanderbilt University Medical Center, Nashville, Tenn; Department of Pathology, Microbiology and Immunology, Vanderbilt University Medical Center, Nashville, Tenn.
Jian ZhangDepartment of Medicine, Vanderbilt University Medical Center, Nashville, Tenn; Department of Pathology, Microbiology and Immunology, Vanderbilt University Medical Center, Nashville, Tenn.
Joyce J W WongIgGenix Inc, San Francisco, Calif.
Derek CrooteIgGenix Inc, San Francisco, Calif.
R Stokes PeeblesDepartment of Medicine, Vanderbilt University Medical Center, Nashville, Tenn; Department of Pathology, Microbiology and Immunology, Vanderbilt University Medical Center, Nashville, Tenn.
Benjamin W SpillerDepartment of Pathology, Microbiology and Immunology, Vanderbilt University Medical Center, Nashville, Tenn; Department of Pharmacology, Vanderbilt University School of Medicine, Vanderbilt University, Nashville, Tenn. Electronic address: benjamin.spiller@vanderbilt.edu.

Funding

Comprehensive antigenic mapping of the human anti-peanut IgE antibody responseR01AI155668 · NIAID · VANDERBILT UNIVERSITY MEDICAL CENTER · PI SMITH, SCOTT ALAN · 2021 to 2025
$4.1M
Generation and characterization of full-length naturally occurring allergen-specific human IgE mAbsR21AI123307 · NIAID · VANDERBILT UNIVERSITY MEDICAL CENTER · PI SMITH, SCOTT ALAN · 2017 to 2018
$408k
NIAID NIH HHS R01 AI155668NIAID NIH HHS R21 AI123307
6 · The paper itself

Abstract

backgroundHuman IgE mAbs recognizing peanut allergens have recently become available, but we lack a detailed understanding of how these IgEs target allergens.

objectiveWe sought to determine the molecular details of the antibody-allergen interaction for a panel of clinically important human IgE mAbs and to develop strategies to disrupt disease causing antibody-allergen interactions.

methodsWe identified candidates from a panel of epitope binned human IgE mAbs that recognize 2 important and homologous peanut allergens, Ara h 2 and Ara h 6. Crystal structures were determined revealing the interfaces (antigenic sites) of exemplars of 5 common IgE bins.

resultsAmong the common antigenic sites on Ara h 2 and Ara h 6, 2 sites (A and B) are highly conserved between the allergens, explaining the cross-reactivity of antibodies that recognize these sites. Three sites (C, D, and F) involve residues that are not conserved between the allergens. Of the 5 common sites, 3 sites (B, C, and D) involve residues that are near each other only when the allergens are properly folded, such that these sites are conformational. Two additional sites (sites A and F) involve largely linear stretches of amino acids. Site F targeted antibody, 38B7, binds to a peptide sequence DPYSP

conclusionWe created a structural map of the IgE antibody response to the most important peanut allergen proteins to enable the design of new allergy immunotherapies and vaccines.

Indexed as

2S Albumins, PlantAnaphylaxisAntigens, PlantArachisGlycoproteinsImmunoglobulin EPeanut HypersensitivityAllergensAnimalsAntibodies, MonoclonalCross ReactionsCrystallography, X-RayEpitopesHumansMiceModels, Molecular2S Albumins, PlantAllergensAntibodies, MonoclonalAntigens, PlantAra h 2 allergen, Arachis hypogaeaAra h 6 allergen, Arachis hypogaeaEpitopesGlycoproteinsImmunoglobulin EPolysaccharidesallergyanaphylaxisepitopeIgEmAb

Identifiers

PMID39805366
PMCPMC13169712

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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.