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(a) Structural role of the N-glycans at N165 and N234 (van der Waals representation) in stabilizing the RBD of chain A (RBD-A, cyan) in the “up” conformation. (b) Binding responses for biolayer interferometry measurements of ACE2 binding to spike variants. Reproduced with permission from ref (1). Copyright 2020 American Chemical Society.
