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Product Description

SARS-CoV-2 S RBD (YP_009724390.1, 319 a.a. - 541 a.a.) recombinant protein with mFc tag at C-terminal expressed in HEK293 cells.Bioactive Protein,Bioactive Proteins,Bioactive,Active,Functional Protein,Functional Proteins,SARS-CoV-2,Coronavirus,COVID-19,COVID19,Wuhan virus,Wuhanvirus,Recombinant Human Protein,Recombinant Human Proteins,Human Recombinant Protein,Human Recombinant Proteins,HuPro

Host

Human

Theoretical MW (kDa)

50.8

Form

Liquid

Preparation Method

Mammalian cell (HEK293) expression system

Purification

Affinity purification

Purity

> 95% by SDS-PAGE.

Endotoxin Level

< 1.0 EU/ug of the protein by LAL method.

Activity

Measured by the binding ability in a functional ELISA. Immobilized Recombinant human ACE2 at 2 ug/mL (100 uL/well) can bind S (SARS-CoV-2) RBD Recombinant Protein, the EC₅₀ of S (SARS-CoV-2) RBD Recombinant Protein is 2.58 ng/mL.

Quality Control Testing

SDS-PAGE Stained with Coomassie Blue

This protein was determined by SDS-PAGE with Coomassie Blue, showing a band at 60 kDa.

Storage Buffer

In PBS, pH 7.4.

Storage Instruction

Store at -80°C.
Aliquot to avoid repeated freezing and thawing.

Note

Result of bioactivity analysis