Specifications

• Conjugation:
  Unconjugated
• Protein/peptide type:
  Recombinant
• Source:
  HEK293 cells
• Species:
  Human
• Tag sequence:
  Fc Tag
• Storage conditions:
  –20 °C
• Endotoxin content:
  Less than 1,0 EU per μg by the LAL method.
• Biological activity:
  Measured by its binding ability in a functional ELISA. Immobilised Human IL-15 R alpha, Fc Tag (Cat. No. ILA-H5253) at 2 μg/ml (100 μl/well) can bind Biotinylated Human IL-15, Fc,Avitag (Cat. No. IL5-H82F3) with a linear range of 2 - 78 ng/ml (QC tested). Human IL-15 R alpha, Fc Tag (Cat. No. ILA-H5253) inhibits IL-15-dependent proliferation of CTLL-2 cells. The ED50 for this effect is 2,77 - 4,20 ng/ml (Routinely tested).
• Gene ID:
  Q13261-1
• Protein synonyms:
  CD215|IL-15RA|IL-15R-alpha|IL-15 R alpha|IL15RA
• Protein/peptide name:
  IL-15 R alpha
• Purity:
  >95% as determined by SDS-PAGE.
• Molecular weight:
  44,8 kDa
• Endotoxin level:
  Low
• Formulation:
  Lyophilised from 0,22 μm filtered solution in Tris with Glycine, Arginine and NaCl, pH 7,5. Normally trehalose is added as protectant before lyophilisation.
• Shipping temperature:
  RT