Products IVD Antigen Viral Protein
Product Introduction
Species
SARS-CoV-2Synonyms
Spike glycoprotein, S glycoprotein, E2, Peplomer proteinAccession
P0DTC2Amino Acid Sequence
Protein sequence(P0DTC2, Val16-Pro1213, with C-10*His) VNLITRTQSYTNSFTRGVYYPDKVFRSSVLHSTQDLFLPFFSNVTWFHAISGTNGTKRFDNPVLPFNDGVYFASTEKSNIIRGWIFGTTLDSKTQSLLIVNNATNVVIKVCEFQFCNDPFLDVYYHKNNKSWMESEFRVYSSANNCTFEYVSQPFLMDLEGKQGNFKNLREFVFKNIDGYFKIYSKHTPINLGRDLPQGFSALEPLVDLPIGINITRFQTLLALHRSYLTPGDSSSGWTAGAAAYYVGYLQPRTFLLKYNENGTITDAVDCALDPLSETKCTLKSFTVEKGIYQTSNFRVQPTESIVRFPNITNLCPFDEVFNATRFASVYAWNRKRISNCVADYSVLYNFAPFFAFKCYGVSPTKLNDLCFTNVYADSFVIRGNEVSQIAPGQTGNIADYNYKLPDDFTGCVIAWNSNKLDSKVGGNYNYRYRLFRKSNLKPFERDISTEIYQAGNKPCNGVAGVNCYFPLRSYGFRPTYGVGHQPYRVVVLSFELLHAPATVCGPKKSTNLVKNKCVNFNFNGLTGTGVLTESNKKFLPFQQFGRDIADTTDAVRDPQTLEILDITPCSFGGVSVITPGTNTSNQVAVLYQGVNCTEVPVAIHADQLTPTWRVYSTGSNVFQTRAGCLIGAEYVNNSYECDIPIGAGICASYQTQTKSHRAAASVASQSIIAYTMSLGAENSVAYSNNSIAIPTNFTISVTTEILPVSMTKTSVDCTMYICGDSTECSNLLLQYGSFCTQLKRALTGIAVEQDKNTQEVFAQVKQIYKTPPIKYFGGFNFSQILPDPSKPSKRSPIEDLLFNKVTLADAGFIKQYGDCLGDIAARDLICAQKFNGLTVLPPLLTDEMIAQYTSALLAGTITSGWTFGAGPALQIPFPMQMAYRFNGIGVTQNVLYENQKLIANQFNSAIGKIQDSLSSTPSALGKLQDVVNHNAQALNTLVKQLSSKFGAISSVLNDILSRLDPPEAEVQIDRLITGRLQSLQTYVTQQLIRAAEIRASANLAATKMSECVLGQSKRVDFCGKGYHLMSFPQSAPHGVVFLHVTYVPAQEKNFTTAPAICHDGKAHFPREGVFVSNGTHWFVTQRNFYEPQIITTDNTFVSGNCDVVIGIVNNTVYDPLQPELDSFKEELDKYFKNHTSPDVDLGDISGINASVVNIQKEIDRLNEVAKNLNESLIDLQELGKYEQYIKWPGGGGSHHHHHHHHHH
Expression System
HEK293Molecular Weight
Theoretical:134.4kDa Actual:150kDaPurity
>95% by SDS-PAGE
Endotoxin
<1EU/μgConjugation
UnconjugatedTag
His TagPhysical Appearance
Lyophilized PowderReconstitution
Reconstitute no more than 0.1 mg/mL according to the size in deionized water after rapid centrifugation.Stability & Storage
12 months from date of receipt, -20 ℃ to -70 °C as supplied.
1 month, 2 to 8 °C under sterile conditions after reconstitution.
Please avoid repeated freeze-thaw cycles.
Spike (S) glycoprotein is the largest of the four major structural proteins found in coronaviruses.The spike protein assembles into trimers that form large structures, called spikes or peplomers,that project from the surface of the virion.The function of the spike glycoprotein is to mediate viral entry into the host cell by first interacting with molecules on the exterior cell surface and then fusing the viral and cellular membranes. Spike glycoprotein is a class I fusion protein that contains two regions, known as S1 and S2, responsible for these two functions.
Bioactivity
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Immobilized SARS-CoV-2 (BA.4&BA.5/Omicron) S protein, His Tag at 4 μg/mL (50 μL/well) can bind Human ACE2, hFc tag (S0A0071) with EC50 of 11.50-18.33 ng/ml.
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SDS-PAGE
- 2μg R: reducing conditions
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