2019-nCoV Spike Protein (S1 Subunit, His Tag).

Catalogue No. Description Expressed Host Size
BSV-COV-PR-002 2019-nCoV Spike Protein (S1 Subunit, His Tag) HEK293 Cells 100 ug

Purity: >95 % 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 Subunit, His Tag) can bind with Human ACE2 in functional ELISA assay.
Protein Construction: A DNA sequence encoding the NCP-CoV(2019-nCoV) spike protein S1 Subunit was expressed with a polyhistidine tag at the C-terminus.
Expressed Host: HEK293 Cells
Species: 2019-nCoV
Predicted N Terminal: Val
Molecule Mass: The recombinant NCP-CoV(2019-nCoV) Spike Protein (S1 Subunit, His Tag) consists of 681 amino acids and predicts a molecular mass of 76.5 kDa.
Formulation: Lyophilized from sterile PBS, pH 7.4.
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: Generally, 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: Samples are stable for up to twelve months from date of receipt at -20°C to -80°C. Store under sterile conditions at -20°C to -80°C. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
Regulatory/ Restrictions: For research use only.

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