Direct Measurement of SARS-CoV-2 Spike RBD Binding to Integrin αvβ6 by Single-Molecule Force Spectroscopy
Abstract
Single-molecule force spectroscopy reveals strong, cation-dependent binding between SARS-CoV-2 RBD and integrin αvβ6, with rupture forces exceeding ACE2, supporting integrin αvβ6 as an alternative receptor.