Cat.No. :	CD22-3946H
Product Overview :	Recombinant Human CD22 (P20273-1) extracellular domain (Met 1-Arg 687), fused with a polyhistidine tag at the C-terminus, was produced in Human Cell.
Source :	Human Cells
Species :	Human
Tag :	His
Form :	Lyophilized from sterile PBS, pH 7.4
Molecular Mass :	The recombinant human CD22 consists of 679 amino acids and predictes a molecular mass of 76.6 kDa. In SDS-PAGE under reducing conditions, the apparent molecular mass of rhCD22 is approximately 120-130 kDa due to glycosylation.
Endotoxin :	< 1.0 eu per μg of the protein as determined by the LAL method.
Stability :	Samples are stable for up to twelve months from date of receipt at -70oC.
Storage :	Store it under sterile conditions at -20oC~-70oC. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
Reconstitution :	It is recommended that sterile water be added to the vial to prepare a stock solution. Centrifuge the vial at 4oC before opening to recover the entire contents.

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