BP004208: Biotinylated Human IL-21 Protein with the N-His-Avi Tag
Source: The recombinant Biotinylated Human IL-21 Protein, (amino acids Gln32-Ser162) fused with a His-Avi tag at the N-terminus, was produced in E.coli cells.
Activity: Immobilized recombinant Human IL-21R protein with the N-His-Avi tag at 0.5 ug/ml (100 ul/Well) on the plate. Dose response curve for the recombinant Biotinylated Human IL-21 protein with the N-His tag with the EC50 of 2.5 ng/ml determined by ELISA.
Purity: >95% by SEC-HPLC and SDS-PAGE under reducing conditions.
Endotoxin Level: Less than 1 EU per ug of protein as determined by LAL method.