R&D Systems™ Recombinant Influenza A Virus H3N2 Neuraminidase Protein

Description

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility.

Measured by its ability to cleave a fluorogenic substrate, 2’-(4-Methylumbelliferyl)-alpha-D-N-acetylneuraminic acid. The specific activity is >10,000 pmol/min/μg, as measured under the described conditions.

Specifications

• Accession Number: Q91MA2
• For Use With (Application): Enzyme Activity
• Formulation: Supplied as a 0.2 μm filtered solution in Tris, NaCl, CaCl2, DTT and Glycerol.
• Molecular Weight (g/mol): M.W. (Observed): 57-65 kDa, reducing conditions; M.W. (theoretical): 53 kDa
• Name: Viral Neuraminidase
• Quantity: 5 μg
• Source: Spodoptera frugiperda, Sf 21 (baculovirus)-derived influenza a virus h3n2 Viral Neuraminidase protein Ala46-Ile469, vasodilator-stimulated phosphoprotein tetramerization domain and a C-terminal 6-His tag
• Storage Requirements: Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 6 months from date of receipt, -70°C as supplied. 3 months, -70°C under sterile conditions after opening.
• Endotoxin Concentration: <1.0 EU / 1 μg of the protein by the LAL method.
• Conjugate: Unconjugated
• Recombinant: Recombinant
• Purity or Quality Grade: >85%, by SDS-PAGE under reducing conditions and visualized by Colloidal Coomassie™ Blue stain at 5 μg per lane.
• Protein: Neuraminidase