SARS-CoV-2 Spike RBD, mammalian recombinant

Expressed in a mammalian cell line

RSpike RBD (receptor-binding domain) is a fragment Arg319-Phe541 of SARS-CoV-2 Spike surface glycoprotein [Severe acute respiratory syndrome coronavirus 2] GenBank: QHD43416.1.
Contains His6-tag. Theoretical MW 25921 Da including His6-tag. Theoretical pI: 8.91.

Antigen for detection of anti-(SARS-CoV-2 Spike RBD) antibodies

Purity > 90%
Concentration is determined spectrophotometrically at A280

Metal affinity chromatography

Lyophilized from PBS, pH 7.4
It is recommended to reconstitute this product with deionized water to its initial concentration.

Avoid repeated freezing and thawing. It is recommended to aliquot the product after reconstitution.

Lyophilized and reconstituted at -20°C (-15 … -30 °C allowed)

This product is sold for research use only. Standard Laboratory Practices should be followed when handling this material.