Recombinant Human CD22 Protein (Asp20-Arg687), C-6×His-tagged
Product Description
Cat
IMP-10268
Official Symbol
CD22
Product Overview
Recombinant human Siglec-2/CD22 protein (Asp20-Arg687) with a C-terminal 6×His tag was expressed in Chinese Hamster Ovary cell line.
Description
Predicted to enable CD4 receptor binding activity; protein phosphatase binding activity; and sialic acid binding activity. Involved in B cell activation; negative regulation of B cell receptor signaling pathway; and regulation of endocytosis. Located in early endosome and recycling endosome.
Expression System
CHO
Species
Human
Tag
C-6×His
Predicted N Terminal
Asp20
Form
Lyophilized from a 0.2 μm filtered solution in PBS.
Molecular Mass
Predicted Molecular Mass: 76 kDa
SDS-PAGE: 110-130 kDa, under reducing conditions
Protein length
Asp20-Arg687
Bio-activity
Measured by the ability of the immobilized protein to support the adhesion of human red blood cells. The ED50 for this effect is 0.05-0.6 μg/mL.
Endotoxin
<0.10 EU/μg of the protein by the LAL method.
Purity
>95%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie Blue Staining.
Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
12 months from date of receipt, -20 to -70 centigrade as supplied.
1 month, 2 to 8 centigrade under sterile conditions after reconstitution.
3 months, -20 to -70 centigrade under sterile conditions after reconstitution.
Reconstitution
Reconstitute at 500 μg/mL in PBS.
SDS-PAGE
SDS-PAGE

Bioactivity-ELISA 1
Bioactivity

Measured by the ability of the immobilized protein to support the adhesion of human red blood cells. The ED50 for this effect is 0.05-0.6 μg/mL.

Data Sheet MSDS
For Research Use Only. Not intended for any clinical use. No products from Creative BioMart may be resold, modified for resale or used to manufacture commercial products without prior written approval from Creative BioMart.

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