Banerjee, Amitava, Pattinson, David J, Wincek, Cornelia L, Bunk, Paul, Chapin, Sarah R, Navlakha, Saket, Meyer, Hannah V (January 2024) BATMAN: Improved T cell receptor cross-reactivity prediction benchmarked on a comprehensive mutational scan database. bioRxiv. (Submitted)
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2024.01.22.576714v1.full.pdf - Submitted Version Available under License Creative Commons Attribution Non-commercial No Derivatives. Download (13MB) | Preview |
Abstract
Predicting T cell receptor (TCR) activation is challenging due to the lack of both unbiased benchmarking datasets and computational methods that are sensitive to small mutations to a peptide. To address these challenges, we curated a comprehensive database encompassing complete single amino acid mutational assays of 10,750 TCR-peptide pairs, centered around 14 immunogenic peptides against 66 TCRs. We then present an interpretable Bayesian model, called BATMAN, that can predict the set of peptides that activates a TCR. When validated on our database, BATMAN outperforms existing methods by 20% and reveals important biochemical predictors of TCR-peptide interactions.
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