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ACROBiosystems SARS-CoV-2 Spike RBD Protein, His Tag (BA.4/BA.5 Omicron) - 100 μg (SPD-C522r-100ug)

Catalog No. NC2122422
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Recombinant SARS-CoV-2 spike receptor-binding domain (RBD) from Omicron BA.4/BA.5, expressed in human HEK293 cells and supplied as a lyophilized powder (100 μg). The construct spans Arg 319-Lys 537, carries a C-terminal polyhistidine tag, and is verified by SEC-MALS for molecular characterization. Validated for ELISA and ACE2 binding assays; endotoxin <1.0 EU/μg.

  • Expressed in human HEK293 cells.
  • Contains residues Arg 319-Lys 537 with BA.4/BA.5-specific substitutions.
  • C-terminal polyhistidine (His) tag for detection and purification.
  • Verified by SEC-MALS; glycosylated, migrating ~33-36 kDa by SDS-PAGE.
  • Purity: >95% (SDS-PAGE); >85% (SEC-MALS).
  • Endotoxin less than 1.0 EU/μg (LAL/rFC).
  • Lyophilized formulation with trehalose; stable -20°C to -70°C (12 months).
  • Validated for ELISA, ACE2 binding, and antibody binding assays.

This item is not returnable. View return policy
Catalog No. NC2122422 Supplier ACROBiosystems Supplier No. SPDC522R100UG
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Recombinant SARS-CoV-2 spike receptor-binding domain (RBD) from Omicron BA.4/BA.5, expressed in human HEK293 cells and supplied as a lyophilized powder (100 μg). The construct spans Arg 319-Lys 537, carries a C-terminal polyhistidine tag, and is verified by SEC-MALS for molecular characterization. Validated for ELISA and ACE2 binding assays; endotoxin <1.0 EU/μg.

  • Expressed in human HEK293 cells.
  • Contains residues Arg 319-Lys 537 with BA.4/BA.5-specific substitutions.
  • C-terminal polyhistidine (His) tag for detection and purification.
  • Verified by SEC-MALS; glycosylated, migrating ~33-36 kDa by SDS-PAGE.
  • Purity: >95% (SDS-PAGE); >85% (SEC-MALS).
  • Endotoxin less than 1.0 EU/μg (LAL/rFC).
  • Lyophilized formulation with trehalose; stable -20°C to -70°C (12 months).
  • Validated for ELISA, ACE2 binding, and antibody binding assays.

This item is not returnable. View return policy
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