IL-33 Protein, Cynomolgus (HEK293, His)

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The IL-33 protein is part of the IL-1 family, a different cytokine that is critical in immune responses and inflammation. IL-33 acts through its receptor ST2 to promote the activation and recruitment of immune cells such as Th2 cells, mast cells, and eosinophils to sites of inflammation. IL-33 Protein, Cynomolgus (HEK293, His) is the recombinant cynomolgus-derived IL-33 protein, expressed by HEK293 , with N-His labeled tag.

For research use only. We do not sell to patients.
  • Species: Cynomolgus
  • Source: HEK293
  • Storage:
    Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • Help & FAQs

Biological Activity

Description

The IL-33 protein is part of the IL-1 family, a different cytokine that is critical in immune responses and inflammation. IL-33 acts through its receptor ST2 to promote the activation and recruitment of immune cells such as Th2 cells, mast cells, and eosinophils to sites of inflammation. IL-33 Protein, Cynomolgus (HEK293, His) is the recombinant cynomolgus-derived IL-33 protein, expressed by HEK293 , with N-His labeled tag.

Background

IL-33 protein belongs to the IL-1 family and is known for its high divergence from other family members. It functions as an important cytokine involved in various immune responses and inflammatory processes. IL-33 plays a crucial role in promoting the activation and recruitment of immune cells, such as T-helper 2 (Th2) cells, mast cells, and eosinophils, to sites of inflammation. It is primarily produced by epithelial and endothelial cells and acts through its receptor, ST2, to induce the production of other pro-inflammatory cytokines and chemokines. IL-33 has been implicated in various diseases, including asthma, allergic diseases, and autoimmune disorders, highlighting its significance as a therapeutic target for modulating immune responses.

Verified Bioactivity

Immobilized Cynomolgus IL-33, His Tag at 0.5μg/ml (100μl/well) on the plate. Dose response curve for Anti-IL-33 Antibody, hFc Tag with the EC50 of 2.4ng/ml determined by ELISA.

Technical Parameters

  • Species Cynomolgus
  • Source HEK293
  • Tag N-8*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • 8*His
    • IL-33 (H109-I270)
      Accession # A0A2K5W3I1
    • C-term
  • Protein Length

    Partial

  • Synonyms

    IL33; DVS27-Related Protein; Prev. C9orf26; Chromosome 9 Open Reading Frame 26 (NF-HEV); NF-HEV; Interleukin-1 Family, Member 11; IL1F11; Alternative Protein IL33; Interleukin-33; IL-1F11; DVS27; NFEHEV; Nuclear Factor From High Endothelial Venules; IL-33

  • AA Sequence

    HDSSITGISPITESLASLSTYNDQSITFALEDESYEIYVEDLKKDKKKDKVLLSYYESQHPSSESGDGVDGKMLMVTLSPTKDFWLQANNKEHSVELHKCEKPLPDQAFFVLHNRSFNCVSFECKTDPGVFIGVKDNHLALIKVDYSENLGSENILFKLSEI

  • Predicted Molecular Mass

    19.2 kDa

  • Molecular Weight

    Approximately 25-30 kDa, based on SDS-PAGE under reducing conditions, due to the glycosylation.

  • Purity

    ≥ 95%, as determined by Bis-Tris PAGE.

Product Properties

Appearance

Lyophilized powder

Formulation

Lyophilized from a 0.2 μm filtered solution of PBS, pH 7.4. Normally 8% trehalose is added as protectant before lyophilization.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

It is not recommended to reconstitute to a concentration less than 100 μg/mL in ddH2O.

Storage & Stability

Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.

Shipping

Room temperature in continental US; may vary elsewhere.

Calculators

Reconstitution Calculator

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

Volume (to add to vial) Volume (to add to vial)
=
Mass (in vial) Mass (in vial)
÷
Desired Reconstitution Concentration Desired Reconstitution Concentration
Dilution Calculator

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

Concentration (start) Concentration (start)
×
Volume (start) Volume (start)
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The Specific Activity Calculator Equation
  • Specific Activity (Unit/mg)
  • Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) Specific Activity (Unit/mg)
Unit/mg
= 106 ÷
Biological Activity (ED50) Biological Activity (ED50)
106 ÷
ng/mL
MOQ
Minimum order quantity
100 mg

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