Immobilized SARS-CoV-2 Spike S1 (2 µg/mL) bind recombinant Human ACE2 in a functional ELISA with a linear range of 0.03-7.12 ng/mL. Immobilized Human ACE2 on COOH Chip can bind SARS-COV-2 Spike S1 in a SPR assay (Nicoya OpenSPR) with an affinity constant of 27.3 nM.
Purity
>90% (by SDS-PAGE).
Product Form
Lyophilized
Concentration
Reconstitution dependent.
Formulation
Lyophilized from Phosphate Buffered Saline, pH 7.4 (0.22µm filter sterilized).
Endotoxin Level
<0.1 EU/µg of the protein by LAL method.
Storage
Shipped at 4°C. Lyophilized: Store at -20°C to -80°C up to 1 year from the date of receipt. Reconstituted: Aliquot and store at -20°C for 3 months or 2-8°C for up to 1 week. Avoid freeze/thaw cycles.
Disclaimer
This product is for research use only. It is not intended for diagnostic or therapeutic use.
Recombinant SARS-CoV-2 Spike S1 Protein (C-terminal His Tag) (A331950)
Recombinant SARS-CoV-2 Spike S1 Protein (C-terminal His Tag) (A331950) binding to immobilized Human ACE2 on a COOH Chip, analyzed by surface plasmon resonance (SPR; Nicoya OpenSPR). Affinity constant = 27.3 nM.
Standard Curve - Recombinant SARS-CoV-2 Spike S1 Protein (C-terminal His Tag) (A331950)
ELISA examination of immobilized SARS-CoV-2 Spike S1 (2µg/mL) binding Recombinant SARS-CoV-2 Spike S1 Protein (C-terminal His Tag) (A331950): linear range = 0.03-7.12 ng/mL.
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