Arg319-Phe541 Arg319-Phe541 of 2019-ncov Spike RBD-His (Accession #YP_009724390.1) fused with a 6 x His tag at the C-terminus.
Reconstitute to a concentration of 0.1-0.5 mg/mL in sterile distilled water. Store the lyophilized protein at -20C to -80C for long term.
After reconstitution, the protein solution is stable at -20 C for 3 months, at 2-8 C for up to 1 week. Avoid repeated freeze/thaw cycles.
Substrate / Buffer
Lyophilized from a 0.22 um filtered solution of PBS, pH 7.4
The delivery time for this item is approximately 8-16 business days. If other deviations occur, this will be noted on the order confirmation or communicated via email. Please note, we do reserve the right to select the best packaging and shipping method in order to insure the stability of the product and allow efficient order tracking.