Biotinylated Recombinant SARS-COV-2 SARS-COV-2 Spike S1 Protein is produced by Expi293 expression system. The target protein is expressed with sequence (Gln14-Arg683) of SARS-COV-2 SARS-COV-2 Spike S1 fused with His tag and Avi tag at the C-terminal.
