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SARS-CoV-2 (2019-nCoV) S protein RBD, His Tag
Catalog Number | PME100036 |
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Package | 10μg ¥818.00 ; 50μg ¥2999.00 ; 100 μg ¥4499.00 |
Description | Recombinant SARS-CoV-2 (2019-nCoV) S protein RBD with 6×His tag |
Synonyms | S protein RBD, Spike glycoprotein Receptor-binding domain, S glycoprotein RBD, Spike protein RBD, COVID-19 |
Delivery | In Stock |
Uniprot ID | P0DTC2 |
Expression Host | HEK293 |
Tag | C-6×His tag |
Molecular Characterization |
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Molecular Weight | The protein has a predicted molecular mass of 37-38 kDa after removal of the signal peptide. |
Purity | The purity of the protein is greater than 95% as determined by SDS-PAGE and Coomassie blue staining. |
Formulation & Reconstitution | Lyophilized from sterile PBS, pH 7.4. Normally 5 % - 8% trehalose is added as protectants before lyophilization. Please see Certificate of Analysis for specific instructions. |
Storage | Store at -20°C to -80°C for 12 months in lyophilized form. After reconstitution, if not intended for use within a month, aliquot and store at -80°C (Avoid repeated freezing and thawing).Lyophilized proteins are shipped at ambient temperature. |
Usage | Research use only |
Images |
Figure 1. SARS-CoV-2 (2019-nCoV) S protein RBD, His Tag on SDS-PAGE under reducing condition.
Figure 2. ELISA plate pre-coated by 2 μg/ml (100 μl/well) SARS-CoV-2 (2019-nCoV) S protein RBD, His tagged protein (PME100036) can bind its native ligand Human ACE2, hFc tagged protein (PME100073) in a linear range of 1.96-31.72 ng/ml. |
Background | SARS-CoV-2 (Severe Acute Respiratory Syndrome Coronavirus 2) also known as Covid19 (2019 Novel Coronavirus) is a virus that causes illnesses ranging from the common cold to severe diseases. The spike protein is a type I transmembrane protein containing two subunits, S1 and S2. S1 mainly contains a receptor binding domain (RBD), which accounts for recognizing the cell surface receptor, ACE2. S2 contains basic elements needed for the membrane fusion. Recent publications indicate that S1-RBD domain can induce virus neutralizing-antibody and T cell response. |
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