Evidence map›Paper›PMID 18621419›Full record

ArticleMolecular immunology2008

Comprehensive 3D-modeling of allergenic proteins and amino acid composition of potential conformational IgE epitopes.

Numan Oezguen, Bin Zhou, Surendra S Negi, Ovidiu Ivanciuc, Catherine H Schein, Gilles Labesse, Werner Braun

Open access · greenAbstract read
In one paragraph

Article in Molecular immunology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.7field-weighted citation impact, top 10% 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

32 citing papers in PubMed, 73 citations in OpenAlex.

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  8. Homology modeling and epitope prediction of Der f 33.Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologica · 2018
    Article
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  10. Conformational IgE epitopes of peanut allergens Ara h 2 and Ara h 6.Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology · 2016
    Article
  11. BioResearch open access · 2016
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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

7 authors at 3 institutions in 2 countries.

Numan OezguenDepartment of Biochemistry and Molecular Biology and Sealy Center for Structural Biology and Molecular Biophysics, University of Texas Medical Branch, Galveston, TX 77555-0857, USA.
Bin Zhou
Surendra S Negi
Ovidiu Ivanciuc
Catherine H Schein
Gilles Labesse
Werner Braun
The University of Texas Medical Branch at Galveston · USCentre National de la Recherche Scientifique · FRGenomics Institute of the Novartis Research Foundation · US

Funding

Computational tools for T- and B-cell epitope predictionR01AI064913 · NIAID · UNIVERSITY OF TEXAS MEDICAL BR GALVESTON · PI BRAUN, WERNER A · 2005 to 2010
$1.6M
NIAID NIH HHS R01 AI 064913NIAID NIH HHS R01 AI064913
6 · The paper itself

Abstract

Similarities in sequences and 3D structures of allergenic proteins provide vital clues to identify clinically relevant immunoglobulin E (IgE) cross-reactivities. However, experimental 3D structures are available in the Protein Data Bank for only 5% (45/829) of all allergens catalogued in the Structural Database of Allergenic Proteins (SDAP, http://fermi.utmb.edu/SDAP). Here, an automated procedure was used to prepare 3D-models of all allergens where there was no experimentally determined 3D structure or high identity (95%) to another protein of known 3D structure. After a final selection by quality criteria, 433 reliable 3D models were retained and are available from our SDAP Website. The new 3D models extensively enhance our knowledge of allergen structures. As an example of their use, experimentally derived "continuous IgE epitopes" were mapped on 3 experimentally determined structures and 13 of our 3D-models of allergenic proteins. Large portions of these continuous sequences are not entirely on the surface and therefore cannot interact with IgE or other proteins. Only the surface exposed residues are constituents of "conformational IgE epitopes" which are not in all cases continuous in sequence. The surface exposed parts of the experimental determined continuous IgE epitopes showed a distinct statistical distribution as compared to their presence in typical protein-protein interfaces. The amino acids Ala, Ser, Asn, Gly and particularly Lys have a high propensity to occur in IgE binding sites. The 3D-models will facilitate further analysis of the common properties of IgE binding sites of allergenic proteins.

Indexed as

Models, MolecularAllergensAmino AcidsAmino Acid SequenceDatabases, ProteinEpitopesImmunoglobulin EMolecular Sequence DataProtein ConformationProteinsSequence Homology, Amino AcidAllergensAmino AcidsEpitopesImmunoglobulin EProteins

Identifiers

PMID18621419
PMCPMC2593650
OpenAlexW1981031577

What OpenQuestion holds

Textmetadata
LicenceTDM
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.