FIGURE 1.

Structure of SARS‐CoV‐2 virus and spike Protein (a) Schematic representation of SARS‐CoV‐2 particle and structural proteins of the virus (b) Primary structure of spike protein (c) Diagram of S protein structure in the closed and open conformations (adapted from the Protein Database, ¹¹³ , ¹¹⁴ ). SARS‐CoV‐2: Severe acute respiratory syndrome coronavirus 2, S: Spike; NTD: N‐terminal domain; RBD: Receptor binding domain; SD: Subdomain; UH: Upstream helix; FP: Fusion peptide; HR: Heptad repeat; SH: Stem helix; TM: Transmembrane; CT: Cytoplasmic tail