Article
Mutations in a dominant Nef epitope of simian immunodeficiency virus diminish TCR:epitope peptide affinity but not epitope peptide:MHC class I binding.
Journal of immunology (Baltimore, Md. : 1950) - 15 Sept 2011
Cale Evan M, Bazick Heidi S, Rianprakaisang Tony A, Alam S Munir, Letvin Norman L
Abstract excerpt
Viruses like HIV and SIV escape from containment by CD8(+) T lymphocytes through generating mutations that interfere with epitope peptide:MHC class I binding. However, mutations in some viral epitopes are selected for that have no impact on this binding. We explored the mechanism underlying the evolution of such epitopes by studying CD8(+) T lymphocyte recognition of a dominant Nef epitope of SIVmac251 in...
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