Sensitive quantitative predictions of peptide-MHC binding by a 'Query by Committee' artificial neural network approach

S Buus; S L Lauemøller; P Worning; C Kesmir; T Frimurer; S Corbet; A Fomsgaard; J Hilden; A Holm; S Brunak

Sensitive quantitative predictions of peptide-MHC binding by a 'Query by Committee' artificial neural network approach

S Buus, S L Lauemøller, P Worning, C Kesmir, T Frimurer, S Corbet, A Fomsgaard, J Hilden, A Holm, S Brunak

Institut for Folkesundhedsvidenskab

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › peer review

268 Citationer (Scopus)

Abstract

Udgivelsesdato: 2003-Nov

Originalsprog	Engelsk
Tidsskrift	HLA
Vol/bind	62
Udgave nummer	5
Sider (fra-til)	378-84
Antal sider	6
ISSN	2059-2302
Status	Udgivet - 2003

Bibliografisk note

Keywords: HLA-A Antigens; Humans; Neural Networks (Computer); Peptides; Protein Binding; Proteome

Citationsformater

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title = "Sensitive quantitative predictions of peptide-MHC binding by a 'Query by Committee' artificial neural network approach",

abstract = "We have generated Artificial Neural Networks (ANN) capable of performing sensitive, quantitative predictions of peptide binding to the MHC class I molecule, HLA-A*0204. We have shown that such quantitative ANN are superior to conventional classification ANN, that have been trained to predict binding vs non-binding peptides. Furthermore, quantitative ANN allowed a straightforward application of a 'Query by Committee' (QBC) principle whereby particularly information-rich peptides could be identified and subsequently tested experimentally. Iterative training based on QBC-selected peptides considerably increased the sensitivity without compromising the efficiency of the prediction. This suggests a general, rational and unbiased approach to the development of high quality predictions of epitopes restricted to this and other HLA molecules. Due to their quantitative nature, such predictions will cover a wide range of MHC-binding affinities of immunological interest, and they can be readily integrated with predictions of other events involved in generating immunogenic epitopes. These predictions have the capacity to perform rapid proteome-wide searches for epitopes. Finally, it is an example of an iterative feedback loop whereby advanced, computational bioinformatics optimize experimental strategy, and vice versa.",

author = "S Buus and Lauem{\o}ller, {S L} and P Worning and C Kesmir and T Frimurer and S Corbet and A Fomsgaard and J Hilden and A Holm and S Brunak",

note = "Keywords: HLA-A Antigens; Humans; Neural Networks (Computer); Peptides; Protein Binding; Proteome",

year = "2003",

language = "English",

volume = "62",

pages = "378--84",

journal = "HLA",

issn = "2059-2302",

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T1 - Sensitive quantitative predictions of peptide-MHC binding by a 'Query by Committee' artificial neural network approach

AU - Buus, S

AU - Lauemøller, S L

AU - Worning, P

AU - Kesmir, C

AU - Frimurer, T

AU - Corbet, S

AU - Fomsgaard, A

AU - Hilden, J

AU - Holm, A

AU - Brunak, S

N1 - Keywords: HLA-A Antigens; Humans; Neural Networks (Computer); Peptides; Protein Binding; Proteome

PY - 2003

Y1 - 2003

N2 - We have generated Artificial Neural Networks (ANN) capable of performing sensitive, quantitative predictions of peptide binding to the MHC class I molecule, HLA-A*0204. We have shown that such quantitative ANN are superior to conventional classification ANN, that have been trained to predict binding vs non-binding peptides. Furthermore, quantitative ANN allowed a straightforward application of a 'Query by Committee' (QBC) principle whereby particularly information-rich peptides could be identified and subsequently tested experimentally. Iterative training based on QBC-selected peptides considerably increased the sensitivity without compromising the efficiency of the prediction. This suggests a general, rational and unbiased approach to the development of high quality predictions of epitopes restricted to this and other HLA molecules. Due to their quantitative nature, such predictions will cover a wide range of MHC-binding affinities of immunological interest, and they can be readily integrated with predictions of other events involved in generating immunogenic epitopes. These predictions have the capacity to perform rapid proteome-wide searches for epitopes. Finally, it is an example of an iterative feedback loop whereby advanced, computational bioinformatics optimize experimental strategy, and vice versa.

AB - We have generated Artificial Neural Networks (ANN) capable of performing sensitive, quantitative predictions of peptide binding to the MHC class I molecule, HLA-A*0204. We have shown that such quantitative ANN are superior to conventional classification ANN, that have been trained to predict binding vs non-binding peptides. Furthermore, quantitative ANN allowed a straightforward application of a 'Query by Committee' (QBC) principle whereby particularly information-rich peptides could be identified and subsequently tested experimentally. Iterative training based on QBC-selected peptides considerably increased the sensitivity without compromising the efficiency of the prediction. This suggests a general, rational and unbiased approach to the development of high quality predictions of epitopes restricted to this and other HLA molecules. Due to their quantitative nature, such predictions will cover a wide range of MHC-binding affinities of immunological interest, and they can be readily integrated with predictions of other events involved in generating immunogenic epitopes. These predictions have the capacity to perform rapid proteome-wide searches for epitopes. Finally, it is an example of an iterative feedback loop whereby advanced, computational bioinformatics optimize experimental strategy, and vice versa.

M3 - Journal article

C2 - 14617044

SN - 2059-2302

VL - 62

SP - 378

EP - 384

JO - HLA

JF - HLA

IS - 5

ER -