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- SARS-CoV-2 S1 protein (L18F, D80A, D215G, LAL242-244del, R246I, K417N, E484K, N501Y, D614G), Fc Tag | S1D-C5256
Acro Biosystems
SARS-CoV-2 S1 protein (L18F, D80A, D215G, LAL242-244del, R246I, K417N, E484K, N501Y, D614G), Fc Tag | S1D-C5256
- SKU:
- S1D-C5256
- UPC:
- MPN:
- Host:
- HEK293
- Lineage:
- SARS-CoV-2 Beta | B.1.351 (South Africa)
- Molecule:
- Spike S1
- Mutation:
- L18F, D80A, D215G, LAL242-244del, R246I, K417N, E484K, N501Y, D614G
- Species:
- SARS-CoV-2
- Tag:
- Fc Tag
Description
SARS-CoV-2 S1 protein (L18F, D80A, D215G, LAL242-244del, R246I, K417N, E484K, N501Y, D614G), Fc Tag | S1D-C5256 | Acro Biosystems | SARS-CoV-2 Protein Mutants
Synonym
Spike, S1 protein, Spike glycoprotein Subunit1, S glycoprotein Subunit1, Spike protein S1
Source
SARS-CoV-2 S1 protein, Fc Tag (S1D-C5256) is expressed from human 293 cells (HEK293). It contains AA Val 16 - Arg 685 (Accession # QHD43416.1). The mutations (L18F, D80A, D215G, LAL242-244del, R246I, K417N, E484K, N501Y, D614G) were identified in the SARS-CoV-2 variant (known as B.1.351 or 20C/501Y.V2) which emerged in the South Africa.
Predicted N-terminus: Val 1
Molecular Characterization
This protein carries a human IgG1 Fc tag at the C-terminus.
The protein has a calculated MW of 101.1 kDa. The protein migrates as 125-150 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
Endotoxin
Less than 1.0 EU per μg by the LAL method.
Purity
>95% as determined by SDS-PAGE.
Formulation
Lyophilized from 0.22 μm filtered solution in 50 mM Tris, 100 mM Glycine, 25 mM Arginine, 150 mM NaCl, pH7.5. Normally trehalose is added as protectant before lyophilization.
Contact us for customized product form or formulation.
Reconstitution
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
Storage
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
-20°C to -70°C for 12 months in lyophilized state;
-70°C for 3 months under sterile conditions after reconstitution
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