Form
Lyophilized powder
Buffer
Reconstitute with distilled water to 0.1-0.5mg/ml. Lyophilized from 0.22μm-filtered PBS (pH7.4).
Preservative
No preservative
Storage
Store at -20ºC or below. After reconstitution, the protein solution is stable at -20 ºC for 1 month, at 4ºC for up to 1 week. Avoid freeze-thaw cycles.
Region/Sequence
Val16-Arg685 of SARS-CoV-2 (COVID-19) Spike S1 protein (Accession #YP_009724390.1) fused with a 6×His tag at the C-terminus.
Expression System
HEK293 cells
Purity
> 90% by SDS-PAGE
Endotoxin
< 1.0 EU/μg (determined by the LAL method)
Conjugation
Unconjugated
Note
For laboratory research use only. Not for any clinical, therapeutic, or diagnostic use in humans or animals. Not for animal or human consumption.
Purchasers shall not, and agree not to enable third parties to, analyze, copy, reverse engineer or otherwise attempt to determine the structure or sequence of the product.