Biotinylated SARS-CoV-2 Spike S1 Protein (T19R, G142D, EF156-157del, R158G, L452R, T478K, D614G, P681R), His,Avitag™

Biotinylated SARS-CoV-2 Spike S1, His,Avitag (S1N-C82E5) is expressed from human 293 cells (HEK293). It contains AA Val 16 - Arg 685 (Accession # QHD43416.1). The mutations (T19R, G142D, EF156-157del, R158G, L452R, T478K, D614G, P681R) were identified in the SARS-CoV-2 Delta variant (Pango lineage: B.1.617.2; GISAID clade: GK; Nextstrain clade: 21A/21I/21J).