ACROBiosystems SARS-CoV-2 Spike S1, His Tag (BA.4 & BA.5/Omicron) (S1N-C52Hy) is expressed from human 293 cells (HEK293). It contains AA Val 16 – Arg 685 (Accession # QHD43416.1 (T19I, LPP24-26del, A27S, HV69-70del, G142D, V213G, G339D, S371F, S373P, S375
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