SARS, Non-structural Protein 3b (SARS ns3b, 3b, Accessory Protein 3b, Protein X2)

May be stored at 4 °C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20 °C. Aliquots are stable for at least 12 months. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.