Source: Recombinant protein corresponding to aa2-925 from human DDX58, fused to FLAG-Tag at N-terminal, expressed in a HEK293 cells. Molecular Weight: ~108kD Applications: Suitable for use in the study of positive control for Western Blot studies. Other applications not tested. Recommended Dilution: Optimal dilutions to be determined by the researcher. Storage and Stability: Aliquot to avoid repeated freezing and thawing and store at -70C. Aliquots are stable for 6 months after receipt. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.