R&D Systems™ Recombinant Human Fc epsilon RI alpha Fc Chimera Protein, CF

Catalog No.	Quantity
11-561-FC050	50 μg

Catalog No. 11-561-FC050 Supplier R&D Systems™ Supplier No. 11561FC050

Description

Recombinant Protein

Measured by its binding ability in a functional ELISA. Recombinant Human Fc epsilon RI alpha Fc Chimera (Catalog # 11561-FC) binds to human IgE with an ED50 of less than 10 ng/mL.

Specifications

• For Use With (Application): Bioactivity
• Formulation: Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose.
• Gene ID (Entrez): 2205
• Molecular Weight (g/mol): M.W.-observed: 78-86 kDa, under reducing conditions, M.W.-theroretical: 48 kDa
• Quantity: 50 μg
• Source: Chinese Hamster Ovary cell line, CHO-derived human Fc epsilon RI alpha protein Human FcER1 alpha (Val 26-Gln 205) (N-terminus) Accession # P12319.1 IEGRMD Human IgG1 (Pro100-Lys330) (C-terminus)
• Storage Requirements: Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70 °C as supplied. 1 month, 2 to 8 °C under sterile conditions after reconstitution. 3 months, -20 to -70 °C under sterile conditions after reconstitution.
• Endotoxin Concentration: <0.10 EU per 1μg of the protein by the LAL method.
• Gene Alias: Fc epsilon RI alpha-chain, Fc fragment of IgE receptor Ia, Fc fragment of IgE, high affinity I, receptor for; alpha polypeptide, Fc IgE receptor, alpha polypeptide, FCE1A, Fc-epsilon RI-alpha, FcepsilonRI alpha chain, FcepsilonRIalpha, FCER1A, FcERI, FceRIa, high affinity immunoglobulin epsilon receptor alpha-subunit, high affinity immunoglobulin epsilon receptor subunit alpha, igE Fc receptor subunit alpha, immunoglobulin E receptor, high-affinity, of mast cells, alpha polypeptide
• Conjugate: Unconjugated
• Reconstitution: Reconstitute at 250μg/mL in PBS.
• Protein: Fc epsilon RI alpha