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Recombinant SARS MERS Spike S1 is a peptide from amino acids 56-295 of spike protein S1 produced in E. coli and fused to a 6xHis tag at its C-terminus. SARS MERS is purified by a proprietary chromatographic technique.
Immunoassay.
SARS MERS protein solution is supplied in Phosphate buffer.
E. coli
Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid multiple freeze-thaw cycles.