SARS-CoV-2 (2019-nCoV) Spike S1+S2 ECD-His Recombinant Protein | 40589-V08B1

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SKU:: 40589-V08B1
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Size:: 100 µg

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Description
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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 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.

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.

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