| Species : | Cynomolgus | 
                                
                                    | Source : | HEK293 | 
                                
                                    | Tag : | His | 
                                
                                    | Protein Length : | Ile 21-Asn 345 | 
                                
                                    | Form : | Lyophilized from 0.22 μm filtered solution in PBS, pH7.4. Normally trehalose is added as protectant before lyophilization. | 
                                
                                    | Bio-activity : | Loaded Cynomolgus B7-H7, His Tag on HIS1K Biosensor, can bind Human CD28H, Fc Tag with an affinity constant of 13.3 nM as determined in BLI assay (ForteBio Octet Red96e). | 
                                
                                    | Molecular Mass : | This protein carries a polyhistidine tag at the C-terminus.The protein has a calculated MW of 39.2 kDa. The protein migrates as 60-70 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation. | 
                                
                                    | Endotoxin : | Less than 1.0 EU per μg by the LAL method. | 
                                
                                    | Purity : | >95% as determined by SDS-PAGE.>90% as determined by SEC-MALS. | 
                                
                                    | Storage : | For long term storage, the product should be stored at lyophilized state at-20°C or lower.Please avoid repeated freeze-thaw cycles. This product is stable after storage at:-20°C to-70°C for 12 months in lyophilized state;-70°C for 3 months under sterile conditions after reconstitution. | 
                                
                                    | Reconstitution : | It is recommended that sterile water be added to the vial to prepare a stock solution of 0.2 ug/ul. Centrifuge the vial at 4°C before opening to recover the entire contents. |