Recombinant Human CD21 Protein, CF

• Supplier: R&D Systems
• Catalog: 4909-CD
• Category: Protein
• Prices: $339.00
• Sizes: 50 µg
• Species Reactivities: Human
• Nature: Recombinant
• Source: Chinese Hamster Ovary cell line, CHO-derived Ile21-Arg971, with a C-terminal 6-His tag
• Purity: >95%, by SDS-PAGE under reducing conditions and visualized by silver stain
• Bioactivity: Measured by its binding ability in a functional ELISA. When CD21 is coated at 5 μg/mL, complement component iC3b binds with apparent K D <10 nM.
• Endotoxin: <0.01 EU per 1 μg of the protein by the LAL method.
• SwissProt/Accession: P20023
• Gene: CR2
• Sequence: Ile21