Question 1

What is the catalog number for SARS-CoV-2 Spike Protein, S1 Subunit (His-Tag), Receptor Binding Domain, South Africa Variant, Recombinant His-Tag at C-Terminus?

Accepted Answer

The catalog number for SARS-CoV-2 Spike Protein, S1 Subunit (His-Tag), Receptor Binding Domain, South Africa Variant, Recombinant His-Tag at C-Terminus is MBS313665.

Question 2

What sizes are available for SARS-CoV-2 Spike Protein, S1 Subunit (His-Tag), Receptor Binding Domain, South Africa Variant, Recombinant His-Tag at C-Terminus?

Accepted Answer

SARS-CoV-2 Spike Protein, S1 Subunit (His-Tag), Receptor Binding Domain, South Africa Variant, Recombinant His-Tag at C-Terminus is available in the following size(s): 1 mg, 5x 1 mg.

Question 3

How many pack sizes does SARS-CoV-2 Spike Protein, S1 Subunit (His-Tag), Receptor Binding Domain, South Africa Variant, Recombinant His-Tag at C-Terminus come in?

Accepted Answer

SARS-CoV-2 Spike Protein, S1 Subunit (His-Tag), Receptor Binding Domain, South Africa Variant, Recombinant His-Tag at C-Terminus is available in 2 different pack sizes.

Question 4

Is SARS-CoV-2 Spike Protein, S1 Subunit (His-Tag), Receptor Binding Domain, South Africa Variant, Recombinant His-Tag at C-Terminus in stock?

Accepted Answer

SARS-CoV-2 Spike Protein, S1 Subunit (His-Tag), Receptor Binding Domain, South Africa Variant, Recombinant His-Tag at C-Terminus

Product Specifications

CAS Number

9000-83-3

Gene Name

[COVID-19]

Storage Conditions

Store at -20 °C. Avoid repeated freeze/thaw cycles.

Short Name

[COVID 19 Spike S1 RBD, B.1.351 Coronavirus]

Question 5

What expression system was used for this recombinant protein?

Accepted Answer

The expression system, such as E. coli, HEK293, or insect cells, is listed on the datasheet under production details, which can affect post-translational modifications relevant to your application.

Question 6

Can I return this product if I ordered the wrong one?

Accepted Answer

As a consumer, you have a 14-day right of withdrawal from receipt under EU consumer protection law, submitted via our withdrawal/cancellation request form. Note this applies to unused, undamaged products, and doesn’t override the expiry/storage conditions on performance-based claims.

Question 7

Is this product tested for endotoxin levels?

Accepted Answer

Endotoxin testing status is noted on the datasheet where applicable, particularly for recombinant proteins intended for cell-based or functional assays. If this isn’t listed and you need confirmation, contact support with the catalogue number.