SARS-CoV-2 S2 protein A701V, His Tag S2N-C52Hc is expressed from human 293 cells HEK293. It contains AA Ser 686 - Pro 1213 Accession QHD43416.1 A701V, F817P, A892P, A899P, A942P, K986P, V987P）. The recombinant protein is expressed from human 293 ce 1 * 100 µG