Recombinant SARS-COV-2 Spike S1(N501Y,K417N,E484K) Protein

Recombinant SARS-COV-2 Spike S1 (N501Y, K417N,E484K ) Protein is produced by Expi293 expression system. The target protein is expressed with sequence (Val16-Arg685(N501Y,K417N,E484K)) of SARS-COV-2 Spike S1(N501Y, K417N,E484K ) fused with His tag at the C-terminal.