Filtered solution in 50 mM Tris-HCl, 500 mM NaCl, 600 mM arginine, 2 mM oxidized glutathione, 4 mM reduced glutathione, 0.2% PEG4000, 20% glycerol (pH 8.5).
Purification:
His-tag affinity purification by immobilized metal ion affinity chromatography (IMAC)
Concentration (lot specific):
Lot specific (see the label on the vial), determined by Bradford protein assay.
Purity:
>95 %
Purity determined by:
SDS-PAGE under reducing conditions and visualized by Coomassie blue staining
Source
Species:
SARS-CoV-2
Accession Number:
QHD43416
Expressed Region:
Met697 - Pro1213
Protein Name & Synonyms:
SARS-CoV-2 Spike Protein, S2 Subunit, S protein, spike protein
Preparation
Expression System:
Escherichia coli (E.coli)
Tag:
His
Conjugation/Tag Notes:
N-terminal histidine tag
Molecular Weight (kDa):
∼58 kDa
SDS-PAGE Image
Stability & Storage
Shipping
Ice packs
Storage/Stability
Upon arrival, the protein may be stored for 2 weeks at 4 °C. For long term storage, it is recommended to store at -20 °C or -80 °C in appropriate aliquots. Avoid repeated freeze-thaw cycles.