SARS-CoV-2 Spike Trimer, His Tag (SPN-C52Hs) is the ectodomain of SARS-CoV-2 spike protein which contains AA Val 16 - Pro 1213 (Acce ssion QHD43416.1). Mutations G75V, T76I, SYLTPGD 247-253 del, L452Q, F490S, D614G, T859N are identified in the SARS- 1 * 50 µG