Synonyms : Interleukin-21 Receptor; CD360; NILR
Host :  CHO cell
Sequence :  The  extracellular  domain  of  human  IL-21R (NP_851564.1)(Cys20-Glu232) is fused to the N-terminus of the Fc portion of human IgG1.
Molecular Mass:  54KDa (monomer)
Purity :  >98%，by SDS-PAGE under reducing conditions. 
Endotoxin Content :  <0.06 EU/μg as determined by LAL test.

Activity:  Measured by its ability to inhibit IL-21-dependent proliferation of N1186 human T cells.
Formulation :  Lyophilized from 0.2μm-filtered solution in PBS.
Reconstitution :  Reconstitute at 100μg/ml in sterile PBS.
Use / Stability :
Stable for at least 1 year after receipt when stored at -20°C. Working aliquots are stable for up to 3 months when stored at -20°C.
Avoid freeze/thaw cycles.