Article (Scientific journals)
BamQuery: a proteogenomic tool to explore the immunopeptidome and prioritize actionable tumor antigens.
Cuevas, Maria Virginia Ruiz; Hardy, Marie-Pierre; Larouche, Jean-David et al.
2023In Genome Biology, 24 (1), p. 188
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Keywords :
Computational biology; Immunopeptidome; Major histocompatibility complex; Tumor antigens; Antigens, Neoplasm; Histocompatibility Antigens Class I; Peptides; RNA; Humans; Antigens, Neoplasm/genetics; Peptides/genetics; Proteogenomics; Neoplasms/genetics; Neoplasms; Ecology, Evolution, Behavior and Systematics; Genetics; Cell Biology
Abstract :
[en] MHC-I-associated peptides deriving from non-coding genomic regions and mutations can generate tumor-specific antigens, including neoantigens. Quantifying tumor-specific antigens' RNA expression in malignant and benign tissues is critical for discriminating actionable targets. We present BamQuery, a tool attributing an exhaustive RNA expression to MHC-I-associated peptides of any origin from bulk and single-cell RNA-sequencing data. We show that many cryptic and mutated tumor-specific antigens can derive from multiple discrete genomic regions, abundantly expressed in normal tissues. BamQuery can also be used to predict MHC-I-associated peptides immunogenicity and identify actionable tumor-specific antigens de novo.
Disciplines :
Genetics & genetic processes
Author, co-author :
Cuevas, Maria Virginia Ruiz;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada ; Department of Biochemistry and Molecular Medicine, Université de Montréal, Montreal, QC, H3C 3J7, Canada
Hardy, Marie-Pierre;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada
Larouche, Jean-David;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada ; Department of Medicine, Université de Montréal, Montreal, QC, H3C 3J7, Canada
Apavaloaei, Anca;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada ; Department of Medicine, Université de Montréal, Montreal, QC, H3C 3J7, Canada
Kina, Eralda;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada ; Department of Medicine, Université de Montréal, Montreal, QC, H3C 3J7, Canada
Vincent, Krystel;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada
Gendron, Patrick;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada
Laverdure, Jean-Philippe;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada
Durette, Chantal;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada
Thibault, Pierre ;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada ; Department of Chemistry, Université de Montréal, Montreal, QC, H3C 3J7, Canada
Lemieux, Sébastien ;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada ; Department of Biochemistry and Molecular Medicine, Université de Montréal, Montreal, QC, H3C 3J7, Canada
Perreault, Claude ;  Institute for Research in Immunology and Cancer (IRIC), Université de Montréal, Montreal, QC, H3C 3J7, Canada ; Department of Medicine, Université de Montréal, Montreal, QC, H3C 3J7, Canada
Ehx, Grégory   ;  Université de Liège - ULiège > Département des sciences cliniques
More authors (3 more) Less
 These authors have contributed equally to this work.
Language :
English
Title :
BamQuery: a proteogenomic tool to explore the immunopeptidome and prioritize actionable tumor antigens.
Publication date :
15 August 2023
Journal title :
Genome Biology
ISSN :
1474-7596
eISSN :
1474-760X
Publisher :
BioMed Central Ltd, England
Volume :
24
Issue :
1
Pages :
188
Peer reviewed :
Peer Reviewed verified by ORBi
Funders :
Canadian Cancer Society [CA]
CIHR - Canadian Institutes of Health Research [CA]
Funding text :
We are grateful to Qingchuan Zhao, Assya Trofimov, Nandita Noronha, and Caroline Labelle for valuable biological insights, suggestions, and testing BamQuery. We also thank all other members of our laboratories for their thoughtful recommendations. We thank Eric Audemard and Geneviève Boucher of the IRIC bioinformatic platform for assistance with bioinformatics tools. We thank the Genotype-Tissue Expression (GTEx) Project for providing RNA-seq data. The GTEx Project was supported by the Common Fund of the Office of the Director of the National Institutes of Health, and by NCI, NHGRI, NHLBI, NIDA, NIMH, and NINDS.This study was supported by grants from the Canadian Cancer Society (707264), and the Canadian Institutes of Health Research (FDN 148400). The Perreault lab is supported in part by the Katelyn Bedard Bone Marrow Association and the Fonds Vaccins Thérapeutiques Contre le Cancer. GE is supported by post-doctoral fellowships from the IRIC, FRQS, The Cole Foundation, and the F.R.S.-FNRS. This study was also supported by the “Promouvoir la Recherche” foundation, Leon Fredericq foundation, and the Fund Suzanne Duschene & the Fund Serge Rousseau, managed by the King Baudouin Foundation.
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