SARS coronavirus SZ1 Spike Trimer Protein (HT74-75R, R667A, KV968-969PP, E1163K, L1179F), His Tag (MALS verified)

Synonyms

Spike, S protein, Spike glycoprotein, S glycoprotein

Source

SARS coronavirus SZ1 Spike Trimer Protein, His Tag (SPN-S52Hx) is expressed from human 293 cells (HEK293). It contains AA Ser 14 - Pro 1195 (Accession # AAS00003.1 (HT74-75R, R667A, KV968-969PP, E1163K, L1179F)).

Predicted N-terminus: Ser 14

Molecular Characterization

This protein carries a polyhistidine tag at the C-terminus.

The protein has a calculated MW of 136.4 kDa. The protein migrates as 140-180 kDa when calibrated against Star Ribbon Pre-stained Protein Marker under reducing (R) condition (SDS-PAGE) due to glycosylation.

Purity

>90% as determined by SDS-PAGE.

>90% as determined by SEC-MALS.

Formulation

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.

Reconstitution

Please see Certificate of Analysis for specific instructions.

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

Storage

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

Please avoid repeated freeze-thaw cycles.

This product is stable after storage at:

1. -20°C to -70°C for 12 months in lyophilized state;
2. -70°C for 3 months under sterile conditions after reconstitution.

ACRO Quality Management System

1. QMS(ISO, GMP)
2. Quality Advantages
3. Quality Control Process