Class-specific sensing of HIV-1 antigens by the B cell antigen receptor depends on the CH1 domain
Y. Ortiz, K. Anasti, A. K. Pane, K. Cronin, S. M. Alam, M. Reth
This study shows that IgM and IgG1 BCRs differ in antigen sensing based on valency, with IgM preferring monovalent and IgG1 preferring polyvalent antigens, and identifies the CH1 domain as responsible for this difference.
bioRxiv · Dec 13, 2023 · PreprintImmunology