Spike Protein (C-His, SARS-CoV-2)

Product Specifications

Abbreviation

Spike

Host

HEK 293

Tag

C-His

Endotoxin

< 1.0 EU per μg protein as determined by the LAL method.

Purity

≥ 90 % as determined by SDS-PAGE. ≥ 95 % as determined by SEC-MALS.

Bioactivity

Immobilized human ACE2 protein (Fc tag) (Cat: 10108-H05H) at 2 μg/mL (100 μL/well) can bind Recombinant SARS-CoV-2 BA.2.75.2 (Omicron) Spike S1+S2 trimer Protein (ECD, His Tag) (Cat: 40589-V08H38), the EC50 is 5-15 ng/mL.

Function

Met1-Gln1208

Molecular Weight

The recombinant SARS-CoV-2 (BA.2.75.2) Spike S1+S2 consists of 1228 amino acids and predicts a molecular mass of 136.41 kDa. The molecular weight of this protein is around 498.4 kDa verified by SEC-MALS.