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. 2022 Jul 13;217:492–505. doi: 10.1016/j.ijbiomac.2022.07.022

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Fig. 1 — A representation of SARS-CoV-2 Spike protein monomer and the selection logistics of the protein segment. (A) In the monomeric Spike protein. Here RBD has been highlighted as blue whereas rest part of the Spike monomer is indicated by pink colour. (B) The RBD, which is a 273 amino acid, segment stretching from the residue 319 to 591 in the S-protein.