BP004984: Human IL-31 Protein with the N-His Tag
Source: The recombinant Human IL-31 Protein, (amino acids Ser24-Thr164) fused with a His tag at the N-terminus, was produced in HEK 293 cells.
Activity: Immobilized recombinant Human IL-31 protein with the N-His tag at 5 ug/ml (100 ul/Well) on the plate. Dose response curve for the recombinant Human IL-31 RA protein with the N-hFc tag with the EC50 of 1.53 ug/ml determined by ELISA (QC Test). The affinity constant of 1.5 nM as determined in SPR assay (Biacore T200).
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.