- BP004965: Biotinylated Human SIRP alpha V4 Protein with the C-His-Avi Tag - Source: The recombinant Biotinylated Human SIRP alpha V4 Protein, (amino acids Glu31-Arg370(E33G, L44S, T50S, T52I, R54H)) fused with a His-Avi tag at the C-terminus, was produced in HEK 293 cells. 
 Activity: Immobilized recombinant Human CD47 protein with the C-His-Avi tag at 1 ug/ml (100 ul/Well) on the plate. Dose response curve for the recombinant Biotinylated Human SIRP alpha V4 protein with the C-His tag with the EC50 of 0.18 ug/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.