SARS-CoV-2 S protein, His Tag SPN-C52Hk is expressed from human 293 cells HEK293. It contains AA Val 16 - Pro 1213 Accession QHD434 16.1 L18F, D80A, D215G, 242-244del, R246I, K417N, E484K, N501Y, D614G, A701V, R683A, R685A,F817P, A892P, A899P, A942P, 1 * 500 µG