Recombinant SARS-COV-2 ORF1ab protein

• Cat.No.: ORF1ab-1422S
• Product Overview: Recombinant SARS-COV-2 ORF1ab protein(YP_009725301.1)(Ser1-Gln306(E166V)) was expressed in E.coli.

Specification

• Species: SARS-COV-2
• Protein Length: Ser1-Gln306(E166V)
• Tag: N/A
• Form: Supplied as 0.22μm filtered solution in 25mM HEPES, 2.5mM DTT, 10% Glycerol (pH 7.5).
• Molecular Mass: The protein has a predicted MW of 33.80 kDa same as Tris-Bis PAGE result.
• Endotoxin: Less than 1EU per μg by the LAL method.
• Purity: > 95% as determined by Tris-Bis PAGE.
• Storage: Valid for 12 months from date of receipt when stored at -80°C.;Recommend to aliquot the protein into smaller quantities for optimal storage. Please do not repeated freeze-thaw cycles.
• Reconstitution: It is recommended that sterile water be added to the vial to prepare a stock solution of 0.2 ug/ul. Centrifuge the vial at 4°C before opening to recover the entire contents.