Form
Liquid
Buffer
PBS pH 7.4
Storage
Store as concentrated solution. Centrifuge briefly prior to opening vial. For short-term storage (1-2 weeks), store at 4ºC. For long-term storage, aliquot and store at -20ºC or below. Avoid multiple freeze-thaw cycles.
Concentration
Batch dependent (Please refer to the vial label for the specific concentration.)
Region/Sequence
C-terminal 6 x His tagged ; Val11-Gln1208 (S1+ S2 extracellular domain) of SARS-COV-2 spike protein (Accession #YP_009724390.1).
Expression System
HEK293 cells
Purity
> 95% by SDS-PAGE
Endotoxin
< 0.1 EU /μg determined by LAL method
Conjugation
Unconjugated
Note
For laboratory use only. Not for any clinical, therapeutic, or diagnostic use in humans or animals. Not for animal or human consumption.