Recombinant COVID-19 (2019 novel coronavirus) Spike protein (S1+S2 ECD), His-tagged
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Store it under sterile conditions at -20 to -80 centigrade. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
>90% as determined by SDS-PAGE.
- Shipping: In general, recombinant proteins are provided as lyophilized powder which are shipped at ambient temperature.Bulk packages of recombinant proteins are provided as frozen liquid. They are shipped out with blue ice unless customers require otherwise.
- Storage: Store it under sterile conditions at -20 to -80 centigrade. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
- Stability: Samples are stable for up to twelve months from date of receipt at -20 to -80 centigrade.
- Expression system:Baculovirus-Insect Cells
- Origin species: 2019-nCoV
- Tag: His
- Predicted N Terminal: Val
- Endotoxin: <1.0 EU per μg protein as determined by the LAL method
- Purity: >90% as determined by SDS-PAGE
- Protein length: 1209 AA
- Form: Lyophilized from sterile PBS, pH 7.4. Normally 5% - 8% trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization
- Molecular Mass: The recombinant COVID-19 spike protein S1 consists of 1209 amino acids and predicts a molecular mass of 134.36 kDa.
For research use only, not to be used for human or animal diagnostics or treatment.
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