- BP004434: Mouse R spondin 1/RSPO1 Protein with the C-His Tag - Source: The recombinant Mouse R spondin 1/RSPO1 Protein, (amino acids Ser21-Gln265) fused with a His tag at the C-terminus, was produced in HEK 293 cells. 
 Activity: Immobilized recombinant Mouse R spondin 1 protein with the C-His tag at 2 ug/ml (100 ul/Well) on the plate. Dose response curve for the recombinant Mouse RNF43 protein with the C-hFc tag with the EC50 of 0.11 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.