Biotinylated SARS-CoV-2 Spike Trimer, His,Avitag (SPN-C82Ed) is expressed from human 293 cells (HEK293). It contains AA Val 16 - Pro 1213 (Accession # QHD43416.1). The mutations (P26S, HV69-70del, V126A, Y144del, LLA241-243del, H245Y, S477N, E484K, T 1 * 25 µG