Recombinant SARS-CoV-2 Spike Protein, S2 Subunit derived from E.coli
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Product Description
Specifications
| Size | 100 µg, 250 µg |
| Estimated Lead Time | 1-2 business days |
| Species | SARS-CoV-2 |
| Accession Number | QHD43416 |
| Protein Name / Synonyms | SARS-CoV-2 Spike Protein, S2 Subunit, S protein, spike protein |
| Expressed Region | Met697 - Pro1213 |
| Expression System | E. coli |
| Tag | N-terminal histidine tag |
| Purity | >95 % |
| Purity Determined By | SDS-PAGE under reducing conditions and visualized by Coomassie blue staining |
| Molecular Weight (kDa) | ∼58 kDa |
| Format | Liquid |
| Formulation | 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). |
| Concentration (lot specific) | Lot specific (see the label on the vial), determined by Bradford protein assay. |
| Research Area | Infectious Disease, COVID-19 |
| Shipping Type | Blue ice |
| Storage | -20°C |
SDS-PAGE Image
Stability & Storage
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.
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