GENERAL INFORMATION | |
---|---|
Gene Name Synonym: | coronavirus spike; cov spike; ncov RBD; ncov s1; ncov s2; ncov spike; NCPCoV RBD; NCP-CoV s1; NCP-CoV s2; NCP-CoV Spike; novel coronavirus RBD; novel coronavirus s1; novel coronavirus s2; novel coronavirus spike; RBD; S1; S2; Spike RBD |
Protein Construction: | A DNA sequence encoding the SARS-CoV-2 (2019-nCoV) Spike Protein (S2 ECD) (YP_009724390.1) (Ser686-Pro1213) was expressed with a polyhistidine tag at the C-terminus. |
Source: | 2019-nCoV |
Expression Host: | Baculovirus-Insect Cells |
QC Testing | |
Purity: | >90 % as determined by SDS-PAGE |
Endotoxin: | < 1.0 EU per μg protein as determined by the LAL method. |
Predicted N terminal: | Ser 686 |
Molecular Mass: | The recombinant SARS-CoV-2 (2019-nCoV) Spike Protein (S2 ECD, His tag) consists of 539 amino acids and predicts a molecular mass of 59.37 kDa. |
Formulation: | Lyophilized from sterile 20 mM PB, 300 mM NaCl, 10 % glycerol, pH 7.0. Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization. Specific concentrations are included in the hardcopy of COA. Please contact us for any concerns or special requirements. |
Usage Guide | |
Stability & Storage: | Samples are stable for twelve months from date of receipt at -20℃ to -80℃. Store it under sterile conditions at -20℃ to -80℃ upon receiving. Recommend to aliquot the protein into smaller quantities for optimal storage |
Avoid repeated freeze-thaw cycles. | |
Reconstitution: | Detailed reconstitution instructions are sent along with the products. |
SDS-PAGE:
您可能对以下内容感兴趣: