Human IL-21 Protein (IL2-HE021)

  • Express System: E.coli
  • Product Tag: No Tag
  • Purity: > 95% as determined by Tris-Bis PAGE;> 95% as determined by HPLC
  • Activity: Immobilized Human IL-21, No Tag at 1μg/ml (100μl/well) on the plate. Dose response curve for Human IL-21R, hFc Tag with the EC50 of 63.6ng/ml determined by ELISA. See testing image for detail.
  • Exact Sequence: Gln32-Ser162

Catalog: IL2-HE021

$188.00
Size:

Order now get it on

Product Description Recombinant Human IL-21 Protein is expressed from E.coli without tag.It contains Gln32-Ser162.
Product Category Recombinant Protein
Target IL-21
Synonyms Interleukin-21; IL-21; Za11; CVID11
Gene/Protein ID Q9HBE4-1
Species Human
Exact Sequence Gln32-Ser162
Molecular Weight The protein has a predicted MW of 15.4 kDa same as Tris-Bis PAGE result.
Activity Immobilized Human IL-21, No Tag at 1μg/ml (100μl/well) on the plate. Dose response curve for Human IL-21R, hFc Tag with the EC50 of 63.6ng/ml determined by ELISA. See testing image for detail.
Product Tag No Tag
Express System E.coli
Purity > 95% as determined by Tris-Bis PAGE;> 95% as determined by HPLC
Endotoxin Less than 1EU per μg by the LAL method.
Form Lyophilized
Shipping Shipped at ambient temperature.
Formulation Lyophilized from 0.22μm filtered solution in 20mM NaAc, 150mM NaCl (pH 5.5). Normally 8% trehalose is added as protectant before lyophilization.
Reconstitution Centrifuge tubes before opening. Reconstituting to a concentration more than 100 μg/ml is recommended. Dissolve the lyophilized protein in 20mM NaAc, 150mM NaCl (pH 5.5).
Stability And Storage Reconstituted protein stable at -80°C for 12 months, 4°C for 1 week. Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
Immobilized Human IL-21, No Tag at 1μg/ml (100μl/well) on the plate. Dose response curve for Human IL-21R, hFc Tag with the EC50 of 63.6ng/ml determined by ELISA.
The purity of Human IL-21 is greater than 95% as determined by SEC-HPLC.
Human IL-21 on Tris-Bis PAGE under reduced condition. The purity is greater than 95%.

You may also be interested in