| Species : | 
                                    Corynebacterium diphtheriae | 
                                
                                
                                    | Source : | 
                                    E. coli | 
                                
                                
                                    | Tag : | 
                                    Avi&His | 
                                
                                
                                    | Protein Length : | 
                                    26-560 aa | 
                                
                                
                                    | Conjugation/Label : | 
                                    Biotin | 
                                
                                
                                    | Description : | 
                                    Diphtheria toxin is a protein molecule, of 58,350 Da, that is released into the supernatant by toxinogenic Corynebacterium diphtheriae strains. | 
                                
                                
                                    | Molecular Mass : | 
                                    61.1 kDa | 
                                
                                
                                    | Endotoxin : | 
                                    < 1.0 EU/μg of the protein by the LAL | 
                                
                                
                                    | Purity : | 
                                    > 95% by SDS-PAGE | 
                                
                                
                                    | Biotinylation : | 
                                    The biotin to protein ratio is 1.00 as determined by Streptavidin Pull-Down Assay | 
                                
                                
                                    | Note : | 
                                    For testing in cell culture applications, please filter before use. Note that you may experience some loss of protein during the filtration process | 
                                
                                
                                    | Storage : | 
                                    Store at -80 centigrade. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles. Stable for at least 1 year from receipt of products under proper storage and handling conditions | 
                                
                                
                                    | Storage Buffer : | 
                                    50 mM Tris-HCl, pH 8.0, 500 mM NaCl, 10% glycerol | 
                                
                                
                                    | Concentration : | 
                                    0.79 mg/mL by BCA |