Cat#:RP-1334H;Product Name:Recombinant Human R-Spondin 1 / RSPO1 Protein;Synonym:CRISTIN3,R-Spondin 1,RSPO;Description:A DNA sequence encoding the human RSPO1 (NP_001033722.1) ( Met 1-Ala 263 )was expressed and purified.;Source:CHO Stable Cells;Predicted N Terminal:Ser 21;Molecular Characterization:The recombinant human RSPO1 consists of 243 amino acids and has a predicted molecular mass of 26.8 kDa. As a result of glycosylation, the apparent molecular mass of it is approximately 40 and 31 kDa in SDS-PAGE under reducing conditions.;Purity:(53.2+43.4) % as determined by SDS-PAGE;Endotoxin:< 1.0 EU per ug of the protein as determined by the LAL method;Bioactivity:Please contact us for detailed information;Formulation:Lyophilized from sterile PBS, PH 7.4.;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;Reconstitution:Please see related COA for specific instructions.;Storage:Avoid repeated freeze-thaw cycles. In lyophilized state for 1 year (4-8℃); Upon reconstitution under sterile conditions for 2 weeks (4-8℃) or 3 months (-20℃ to -70℃).;