SARS-CoV-2 trimeric spike protein (wt)

Size 50 ug (1 mg/ml) Modifications C-terminal transmembrane region replaced with a trimerization domain and a polyhistidine tag. Two stabilizing proline mutations and scrambled S1/S2 furin cleavage site (see reference). Strain SARS-CoV-2 Betacoronavirus Isolate (Seq ID) Wuhan-Hu-1 (GenBank: MN908947) Expression System CHOExpressTM cells Purity > 90 % as determined by SDS-PAGE. Conjugate His N-terminus VNLT Molecular Weight The recombinant SARS-CoV-2 trimeric spike protein consists of 3576 amino acids with a predicted molecular mass of ~400 kDa. Endotoxin Format Liquid Buffer 0.01M PBS, pH 7.4 Preservative None Storage Store at -20°C to -80°C. Avoid repeated freeze-thaw cycles. Ship Shipped on dry ice