Recombinant SARS-CoV-2 Spike Protein, S1 Subunit
Recombinant SARS-CoV-2 Spike Protein, S1 Subunit derived from E.coli
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Product Specifications
Size:
100 ug, 500 ug, or 1000 ug
Format:
Liquid
Formulation:
Filtered solution in 50 mM Na2HPO4 (pH 7.4), 0.5 M NaCl, 450 mM imidazole, 6 M urea.
Purification:
His-tag affinity purification by immobilized metal ion affinity chromatography (IMAC)
Concentration:
Lot specific (see the label on the vial), determined by Bradford protein assay.
Purity:
>80 %
Purity determined by:
SDS-PAGE under reducing conditions and visualized by Coomassie blue staining
Source
Species:
SARS-CoV-2
Accession Number:
QHD43416
Expressed Region:
Val16 - Gln690
Protein Name & Synonyms:
SARS-CoV-2 Spike Protein, S1 Subunit, S protein, spike protein
Preparation
Expression System:
Escherichia coli (E.coli)
Conjugation/Tag:
N-terminal histidine tag
Molecular Weight (kDa):
∼75 kDa
SDS-PAGE Image
Stability & Storage
Shipping
Ice packs
Storage/Stability
Upon arrival, the protein may be stored for 2 weeks at 4 °C. For long term storage, it is recommended to store at -20 °C or -80 °C in appropriate aliquots. Avoid repeated freeze-thaw cycles.
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