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ACROBiosystems SARS-CoV-2 Spike RBD Protein, His Tag (XBB.1.5 Omicron), 100 μg

Supplier:  ACROBiosystems SPDC5242100UG

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Recombinant SARS-CoV-2 spike receptor-binding domain (RBD) from the XBB.1.5 (Omicron) variant, His-tagged and MALS-verified. Supplied lyophilized for assay development, antibody characterization, and binding studies.

  • Expression system: Human 293 cells (HEK293).
  • Purity: >95% by SDS-PAGE; >90% by SEC-MALS.
  • Molecular weight: calculated 26.6 kDa; migrates 35-42 kDa on SDS-PAGE due to glycosylation.
  • Format: lyophilized from PBS (pH 7.4) with trehalose.
  • Storage: stable 12 months at -20°C to -70°C (lyophilized); 3 months at -70°C after reconstitution.
  • Tag: C-terminal polyhistidine tag.
  • QC: verified by SEC-MALS.
  • Size: 100 μg.

Catalog No. 50-235-7348


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