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COVID 19 Spike S RBD Coronavirus (COVID-19) Active Protein

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS553719

Recombinant NCOV S1 encodes the NCOV RBD sequence. This molecule has a calculated mass of approximately 100kDa. Recombinant RBD contains an C terminal mouse IgG1 purification tag and migrates due to glycosylation as an approximately 120 kDa protein under… More details

$520 / 0.1 mg +1 FREE 8GB USB
Product Documentation
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Sample Manual Insert View PDF
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Testing Data View PDF
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Certificate of Analysis (COA) View PDF
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QC Report View PDF
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Material Safety Data Sheet View PDF
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Technical Datasheet View PDF
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Protocol View PDF

Product Overview

Online Datasheet in PDF
Product Name
COVID 19 Spike S RBD Coronavirus (COVID-19), Active Protein
Full Product Name
2019 nCoV/COVID19 Spike S RBD Recombinant
Product Gene Name
COVID-19 active protein
Product Synonym Gene Name
2019-nCoV; SARS-CoV-2; SARS coronavirus 2 proteome; COVID19; SARS-CoV2
Product Synonym Names
2019 Novel Coronavirus; Coronavirus; CoV; COVID-19 virus; HCoV-2; Human Coronavirus 2019; SARS2; SARS-CoV-2; Severe acute respiratory syndrome coronavirus 2; Spike S RBD; Receptor Binding Domain
Host
CHO Cells (Host protein expression may be lot-specific and can be subject to change during production, including bulk orders)
Form/Format
Lyophilized from Sterile solution of pH 7.4
Purity/Purification
>90% by SDS-PAGE.
Preparation and Storage
Store lyophilized product at room tempeture for 3 weeks or at -20°C for 24 months.
Store reconstituted product at 2-8°C for 3 weeks or at -20°C for 24 months.
*For long term storage we recommend the addition of a carrier protein at 0.1%.
*Avoid repeated freeze/thaw cycles.
Matching Pairs
Antibody: COVID-19 Clone #001 (MBS553729)
Antigen: COVID-19 (MBS553719)
Comments: The COVID-19 Spike S1 mAb MBS553729 can be used in conjunction with the COVID-19 Spike 1 Recombinant Protein MBS553728 or the Spike RBD Recombinant Protein MBS553719 as a set for ELISA development
Active Protein Note
Protein activity can be an ambiguous term. Please refer to the data sheet or inquire with Technical Support to determine the definition of activity for this product.
Source Note
DNA sequence encoding extracellular domain fragment[319-S41] of the NCOV Spike 51 [accession# 6VSB_A]was expressed in HEK cells.
Endotoxin
Less than 1EU/ug as determined by LAL method.

Product Categories/Family for COVID-19 active protein

2019-nCoV/COVID-19 Coronavirus; Viral Antigens

SDS-Page of COVID-19 active protein

The recombinant RBD-Fc protein migrates as 70kDa due to glycosylation
COVID-19 Active Protein – Cat# MBS553719

Activity of COVID-19 active protein

The activity was determined by immobilized Spike Protein S1 binding with Human ACE2 in a functional ELISA assay, the ED50 was determined to be 0.17nM.
COVID-19 Active Protein, Activity – Cat# MBS553719

Other Notes

Small volumes of COVID-19 active protein vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.

Searchable Terms for COVID-19 purchase

MBS553719 is an active protein targeting COVID-19. Also known as 2019 nCoV/COVID19 Spike S RBD Recombinant. Host: CHO Cells (Host protein expression may be lot-specific and can be subject to change during production, including bulk orders).
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