Storage ConditionsLyophilized protein should be stored at < -20°C, though stable at room temperature for 3 weeks. Reconstituted protein solution can be stored at 4-7°C for 2-7 days. Aliquots of reconstituted samples are stable at < -20°C for 3 months.
Shipping ConditionsThe product is shipped on dry ice pack.Upon receipt, store it immediately at the temperature listed below.
Molecular Weight84.1kDa
Minimum PurityGreater than 95% as determined by reducing SDS-PAGE.
Other NameCOVID-19
S2 protein
S glycoprotein Subunit2
Spike glycoprotein Subunit2
Spike protein S2
BackgroundThe spike (S) glycoprotein of coronaviruses is known to be essential in the binding of the virus to the host cell at the advent of the infection process. Most notable is severe acute respiratory syndrome (SARS). The severe acute respiratory syndrome-coron