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R&D Systems™ Recombinant SARS-CoV-2 B.1.2 (+D399N) N (1-419) Protein
Description
Specifications
Specifications
| Formulation | Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. |
| Molecular Weight (g/mol) | M.W.-observed: 44-54 kDa, under reducing conditions., M.W.-theroretical: 46 kDa |
| Quantity | 100 μg |
| Source | Spodoptera frugiperda, Sf 21 (baculovirus)-derived sars-cov-2 Nucleocapsid protein Met1-Ala419 (Pro67Ser, Pro199Leu, Asp399Asn), with a C-terminal 6-His tag |
| Storage Requirements | Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20°C to -70°C as supplied. 1 month, 2°C to 8°C under sterile conditions after reconstitution. 3 months, -20°C to -70°C under sterile conditions after reconstitution. |
| Endotoxin Concentration | <0.10 EU / 1 μg of the protein by the LAL method. |
| Conjugate | Unconjugated |
| Reconstitution | Reconstitute at 500 μg/mL in PBS. |
| Purity or Quality Grade | >95%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining. |
| Protein | Nucleocapsid |
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