Biological Activity: Measured by its binding ability in a functional ELISA. Immobilized Recombinant 2019-nCoV Spike S1+S2 ECD-His at 2µg/mL (100 µL/well) can bind Recombinant Human ACE2 with a linear range of 1.5-115.4 ng/mL. Application Notes: This recombinant protein can be used for WB. For research use only
Immobilized SARS-CoV-2 (COVID-19) S1 + S2 ECD (S-ECD) recombinant protein at 2µg/mL (100 µL/well) can bind recombinant human ACE2 with a linear range of 1.5-115.4 ng/mL.
SARS-CoV-2 (COVID-19) S1 + S2 ECD (S-ECD) recombinant protein was determined by SDS-PAGE with Coomassie Blue, showing bands around 80, 110, 180 kDa.
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