• 2019-ncov S (coating at 0. 1ug-well) binding with Human ACE2-Fc. The linear range was found to be 23 ng/ml
  • 1ug loaded Tris-Bis PAGE under reducing condition. The purity is greater than 95%.
  • The purity of 2019-nCoV Spike S is greater than 95% as determined by SEC-HPLC.

SARS COV2 Spike protein S Trimer protein (Recombinant) (STJP000276)

SKU:
STJP000276

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Host: HEK293
Note: STRICTLY FOR FURTHER RESEARCH USE ONLY (RUO). MUST NOT TO BE USED IN DIAGNOSTIC OR THERAPEUTIC APPLICATIONS.
Short Description: Recombinant-SARS COV2 Spike protein S Trimer-protein was developed from hek293. For use in research applications.
Conjugation: Unconjugated
Formulation: Lyophilised from 0.2 µm filtered PBS pH7.4.
Dilution Range: Spin the vial and reconstite in distilled water to a concentration not less than 0.1 mg/mL. This can then be diluted into other buffers.
Storage Instruction: The lyophilized protein is stable for at least 1 year from date of receipt at-20°C. NA
Endotoxin: Endotoxin content was assayed using a LAL gel clot method. Endotoxin level was found to be less than 0.1 ng/µg (1EU/µg). NA
Immunoreactivity: The activity was tested by binding Human ACE2 in functional ELISA assay (see figure below). NA
Immunogen Region: ECD
Immunogen: DNA sequence encoding the COVID-19 Spike S protein extracellular domain, [16-1188]R683A (accession # QHD43416.1) fused to a a T4 Folsom trimerzation domain and a C-terminal His AVI tag was expressed in HEK Cells. NA
Background Recombinant 2019-nCoV Spike S trimer protein is a protein consisting of the S1+S2 subunits amino acid residues. The protein has a theoretical MW of 140kDa, however due to glycosylation migrates as an approximately 200 kDa protein on reduced SDS-PAGE.

Information sourced from Uniprot.org

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