ArtNr |
S2N-C82E4-25ug |
Hersteller |
ACROBiosystems
|
Menge |
25 ug |
Quantity options |
200 ug
25 ug
|
Kategorie |
|
Typ |
Proteins Recombinant |
Format |
Powder |
Specific against |
SARS-CoV-2 |
Host |
HEK293 |
Konjugat/Tag |
HIS, Avi, Biotin |
Purity |
95% |
NCBI |
QHD43416.1 (N764K, D796Y, Q954H, N969K, F817P, A892P, A899P, A942P, K986P, V987P) |
ECLASS 10.1 |
32160409 |
ECLASS 11.0 |
32160409 |
UNSPSC |
12352202 |
Alias |
Spike,S2 protein,Spike glycoprotein Subunit2,S glycoprotein Subunit2,Spike protein S2 |
Versandbedingung |
Raumtemperatur |
Lieferbar |
|
Manufacturer - Category |
Protein / MABSol® Biotin Labeled Proteins |
Manufacturer - Conjugate / Tag |
C-10×His & C-Avi, Biotin-labeled |
Shipping Temperature |
RT |
Storage Conditions |
-20°C |
Molecular Weight |
61.7 kDa |
Description |
Biotinylated SARS-CoV-2 Spike S2 protein, His, Avitag™ (BA.2/Omicron) (S2N-C82E4) is expressed from human 293 cells (HEK293). It contains AA Ser 686 - Pro 1213 (Accession # QHD43416.1 (N764K, D796Y, Q954H, N969K, F817P, A892P, A899P, A942P, K986P, V987P)). The spike mutations are identified on the SARS-CoV-2 Omicron variant (Pango lineage: BA.2/3/4/5). Proline substitutions (F817P, A892P, A899P, A942P, K986P, V987P) are introduced to prevent the formation of aggregates in the course of protein production. |
Background |
It's been reported that SARS-CoV-2 can infect the human respiratory epithelial cells through interaction with the human ACE2 receptor. The spike protein is a large type I transmembrane protein containing two subunits, S1 and S2. S1 mainly contains a receptor binding domain (RBD), which is responsible for recognizing the cell surface receptor. S2 contains basic elements needed for the membrane fusion.The S protein plays key parts in the induction of neutralizing-antibody and T-cell responses, as well as protective immunity. |
Molecule |
Spike S2 |
Exp Region |
Ser 686 - Pro 1213 |
Characteristics |
This protein carries a polyhistidine tag at the C-terminus, followed by an Avi tag (Avitag™). The protein has a calculated MW of 61.7 kDa. The protein migrates as 80-100 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation. |
Endotoxin |
1.0 EU per μg |
Buffer |
PBS, pH7.4 |
Stability |
● -20°C to -70°C for 12 months in lyophilized state; ● -70°C for 3 months under sterile conditions after reconstitution.
For long term storage, the product should be stored at lyophilized state at -20°C or lower. |
Protectant |
trehalose |
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