SARS-CoV-2 (2019-nCoV) Spike S1+S2 ECD-His Recombinant Protein | 40589-V08B1
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- SKU:
- 40589-V08B1
- Availability:
- In Stock
- Size:
- 100 µg
Description
SARS-CoV-2 (2019-nCoV) Spike S1+S2 ECD-His Recombinant Protein | 40589-V08B1
Purity
> 90 % as determined by SDS-PAGE.
Endotoxin
< 1.0 EU per μg protein as determined by the LAL method.
Activity
The 2019-nCoV Spike Protein (S1+S2 ECD, His tag) can bind with Human ACE2 in functional ELISA assay.
Protein Construction
A DNA sequence encoding the SARS-CoV-2 (2019-nCoV) Spike Protein (S1+S2 ECD) (YP_009724390.1) (Val 16-Pro1213) was expressed with a polyhistidine tag at the C-terminus.
Expressed Host
Baculovirus-Insect Cells
Species
SARS-CoV-2
Predicted N Terminal
Val 16
Molecule Mass
The recombinant SARS-CoV-2 (2019-nCoV) Spike Protein (S1+S2 ECD, His tag) consists of 1209 amino acids and predicts a molecular mass of 134.36 kDa.
Formulation
Lyophilized from sterile 20 mM Tris, 300 mM NaCl, 10 % glycerol, pH 8.0.
Please contact us for any concerns or special requirements.
Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization.
Please contact us for any concerns or special requirements.
Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization.
Please refer to the specific buffer information in the hard copy of CoA.
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.
Bulk packages of recombinant proteins are provided as frozen liquid. They are shipped out with blue ice unless customers require otherwise.
Stability & Storage
Samples are stable for up to twelve months from date of receipt at -20℃ to -80℃
Store it under sterile conditions at -20℃ to -80℃. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
Store it under sterile conditions at -20℃ to -80℃. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
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