R&D Systems™ Recombinant Human CD19 Fc Chimera Biotinylated Protein, CF

Catalog No.
BT9269050	50 μg

Catalog No. BT9269050 Supplier R&D Systems™ Supplier No. BT9269050

Description

Recombinant Protein

Measured by its binding ability in a functional ELISA. Biotinylated Recombinant Human CD19 Fc Chimera binds to Human CD19 Antibody (Catalog # MAB4867 ) with an ED50 of 25.0-250 ng/mL.

Specifications

• For Use With (Application): Bioactivity
• Formulation: Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose.
• Gene ID (Entrez): 930
• Molecular Weight (g/mol): MolecularWeight-observed: 75-90 kDa, under reducing conditions, MolecularWeight-theroretical: 57 kDa
• Quantity: 50 μg
• Source: Chinese Hamster Ovary cell line, CHO-derived human CD19 protein Human CD19 (Glu21-Lys291) (N-terminus) Accession # P15391 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 1 μg of the protein by the LAL method.
• Gene Alias: B4, B-lymphocyte antigen CD19, B-lymphocyte surface antigen B4, CD19, CD19 antigen, CD19 molecule, CVID3, Differentiation antigen CD19, Leu-12, MGC12802, T-cell surface antigen Leu-12
• Conjugate: Biotin
• Reconstitution: Reconstitute at 500 μg/mL in water.
• Protein: CD19