S1 (SARS-CoV-2) Recombinant Protein
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Specification
Product Description
SARS-CoV-2 S1 (QHD43416.1, 14 a.a. - 685 a.a.) recombinant protein with Fc tag at C-terminal expressed in HEK293 cells.
Host
Human
Theoretical MW (kDa)
102.2
Form
Liquid
Preparation Method
Mammalian cell (HEK293) expression system
Purification
Affinity purification chromatography
Purity
Greater than 90% as determined by reducing SDS-PAGE.
Quality Control Testing
ELISA
Immobilized human ACE-2-Fc at 10 ug/mL (100 uL/well) can bind S1 (SARS-CoV-2) Recombinant Protein*.
*: Biotinylated by NHS-biotin prior to testing. The ED50 of S1 (SARS-CoV-2) Recombinant Protein* is 0.85 ug/mL.Recommend Usage
Calibrator
Immunogen
Standard
The optimal working dilution should be determined by the end user.Storage Buffer
In PBS, pH 7.4.
Storage Instruction
Store at -20°C.
Aliquot to avoid repeated freezing and thawing. -
Applications
SDS-PAGE
Calibrator
Standard
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