||SARS Spike Protein (S1 Domain) BS 6100
Recombinant SARS CoV Spike protein S1 domain fused to the Fc region of human Ig essentially as described by Li W et al., Nature 426:450-4 (2003). The polypeptide contains amino acids 19-713 of the spike protein.
Activity:Purified SCoV S1-Fc is active in binding the Vero E6 cell surface and recombinant ACE2.
Purity: >90 %.
Endotoxin: Endotoxin level is < 0.1 ng/μg of protein (<1 EU/μg)
Expressed Host: The S1-Fc fusion protein expressed using recombinant baculoviruses and purified from the infected cell supernatant by protein A affinity chromatography.
Formulation: Freeze-dried in PBS without preservative.
Storage: -20°C. Avoid repeated freeze-thaw.