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SARS‐CoV‐2 virus. The SARS‐CoV‐2 encodes 11 ORF, ORF1a and ORF1b are polyproteins that are cleaved into multiple individual proteins. The spike (S) protein is the major antigenic determinant, coat is made of spike (S), membrane (M) and envelope (E) proteins. The RNA in encapsulated with the nucleocapsid (N) protein). Created with Biorender.com
