HCoV-NL63 S protein, His Tag

Spike, S protein, Spike glycoprotein, S glycoprotein

HCoV-NL63 Spike Trimer, His Tag (SPN-H52H4) is expressed from human 293 cells (HEK293). It contains Phe 16 - Asn 1291 (Accession # Q6Q1S2-1).The recombinant protein is expressed from human 293 cells (HEK293) with T4 fibritin trimerization motif and a polyhistidine tag at the N-terminus.

Less than 1.0 EU per μg by the LAL method / rFC method.

>90% as determined by SDS-PAGE.

Lyophilized from 0.22 μm filtered solution in 0.1 M Sodium citrate, pH5.5 with trehalose as protectant.

Contact us for customized product form or formulation.

Please see Certificate of Analysis for specific instructions.

For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.

This product is shipped at ambient temperature.

For long term storage, the product should be stored at lyophilized state at -20°C or lower.

Please avoid repeated freeze-thaw cycles.

• -20°C to -70°C for 12 months in lyophilized state;
• -70°C for 3 months under sterile conditions after reconstitution.