Recombinant SARS-Cov-2 Spike RBD protein (XBB.1/Omicron), His (HEK293)

• Catalog Number: orb1975823
• Category: Proteins
• Description: Recombinant SARS-Cov-2 Spike RBD protein (XBB.1/Omicron), His (HEK293)
• Tag: C-His
• Purity: > 90% as determined by SDS-PAGE
• MW: 26.7 kDa
• Target: Spike glycoprotein
• Protein Sequence: 319-537/1273
• Expression System: HEK293 cell
• Endotoxins: Not analyzed
• Storage: Stored at -70°C or -20°C. Avoid repeated freeze/thaw cycles.
• Alternative names: SARS-CoV-2 spike protein; 2019-nCOV Spike protein;
• Note: For research use only
• Expiration Date: 6 months from date of receipt.

Measured by its binding ability in a functional ELISA. Immobilized human ACE2, His-Avi Tag (Cat: orb1516578) at 2 µg/mL (100 µl/Well) can bind SARS-CoV-2 Spike RBD (XBB.1/Omicron), His Tag (Cat: orb1975823), the EC50 is 955 ng/ml.

The purity of the protein is greater than 90% as determined by reducing SDS-PAGE.