Recombinant Human IL-21 Protein,Flag tag _90120ES

SKU: 90120ES10

Size: 10 μg
Sale price$190.00

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Hunan IL-21 protein is a molecule that is found in the immune system of individuals. It is a type of interleukin, which is a protein that helps in the communication between immune cells. IL-21 plays a crucial role in regulating the body's immune response, specifically in the development, differentiation, and function of certain immune cells, such as T cells and natural killer cells.


Product Properties



Interleukin-21, IL-21, Za11

Uniprot No.



HEK293 cells-derived human IL-21 protein, Gln30-Ser162, with N-terminal Flag tag.

Molecular Weight

The protein has a predicted MW of 16.5 kDa. And it migrates as 19 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.


> 95% as determined by SDS-PAGE.


< 0.1 EU per 1μg of the protein by the LAL method.


Lyophilized from a 0.2 μm filtered concentrated solution in PBS.


Centrifuge tubes before opening. Dissolve lyophilized protein with PBS. Recommend to aliquot the protein into smaller quantities when first used and avoid repeated freeze-thaw cycles.


Shipping and Storage


The product should be stored at -25~-15℃ for 1 year from date of receipt.

2-7 days, 2 ~8 °C under sterile conditions after reconstitution.

3 months, -25~-15℃ under sterile conditions after reconstitution.




1.Please operate with lab coats and disposable gloves, for your safety.

2.This product is for research use only.

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