Bat coronavirus hCoV-19/bat/Yunnan/RmYN02/2019 Spike Trimer Protein (R640A, KV940-941PP), His Tag

Spike, S protein, Spike glycoprotein, S glycoprotein

Bat coronavirus hCoV-19/bat/Yunnan/RmYN02/2019 Spike Trimer, His Tag (SPN-B52H3) is expressed from human 293 cells (HEK293) with T4 fibritin trimerization motif and a polyhistidine tag at the C-terminus. It contains AA Ala 11 - Pro 1167 (Accession # EPI_ISL_412977 (R640A, KV940-941PP)).

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

>95% as determined by SDS-PAGE.

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

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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.