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. ≥ 90 % as determined by SEC-MALS.

Bioactivity

Immobilized Recombinant Human ACE2 / Angiotensin-Converting Enzyme 2 Protein (Fc Tag) (Cat:10108-H02H) at 2 μg/mL (100 μL/well) can bind Recombinant SARS-COV-2 XFG (Omicron) Spike S1+S2 trimer Protein (ECD, His Tag) (Cat:40589-V08H72), the EC50 is 6-18ng/mL (QC tested) .

Function

Met1-Gln1208

Molecular Weight

The recombinant SARS-CoV-2 (XFG) Spike S1+S2 comprises 1227 amino acids and has a predicted molecular mass of 136.46 kDa. It migrates as an approximately 174.6 kDa band in SDS-PAGE under reducing conditions. The molecular weight of this protein is around 530.8 kDa verified by SEC-MALS.