IL-32 alpha Protein, Human (HEK293, His)

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Based on 1 Customer Validation

IL-32 protein is a member of the cytokine family whose expression increases following T cell activation or IL-2-induced NK cell activation. It plays a key role in inducing macrophages to produce TNFα, which contributes to the inflammatory response. IL-32 alphaProtein, Human (HEK293, His) is the recombinant human-derived IL-32 alpha protein, expressed by HEK293 , with C-His labeled tag.

For research use only. We do not sell to patients.
  • Species: Human
  • 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

IL-32 protein is a member of the cytokine family whose expression increases following T cell activation or IL-2-induced NK cell activation. It plays a key role in inducing macrophages to produce TNFα, which contributes to the inflammatory response. IL-32 alphaProtein, Human (HEK293, His) is the recombinant human-derived IL-32 alpha protein, expressed by HEK293 , with C-His labeled tag.

Background

IL-32 Protein, a member of the cytokine family, is characterized by features such as a tyrosine sulfation site, three potential N-myristoylation sites, multiple putative phosphorylation sites, and an RGD cell-attachment sequence. Its expression is notably increased following the activation of T-cells by mitogens or the activation of NK cells by IL-2. IL-32 plays a pivotal role in inducing the production of TNFalpha from macrophage cells, implicating its involvement in inflammatory responses. The gene exhibits alternative transcriptional splice variants, giving rise to different isoforms with distinct functional characteristics. IL-32 demonstrates broad expression across various tissues, with substantial levels observed in the small intestine (RPKM 122.1), spleen (RPKM 121.0), and 22 other tissues, underscoring its diverse roles and potential contributions to immune modulation and tissue-specific functions.

Verified Bioactivity

Measured by its ability to induce TNF-alpha secretion by RAW 264.7 mouse monocyte/macrophage cells. The ED50 for this effect is 0.5-3 μg/mL in the presence of 5 μg/mL MDP.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

    ≥ 95%, as determined by reducing SDS-PAGE.

  • Bioactivity - Cell-Based Assay

    Bioactivity - Cell-Based Assay

    Measured by its ability to induce TNF-alpha secretion by RAW 264.7 mouse monocyte/macrophage cells. The ED50 for this effect is 1.398 μg/mL in the presence of 5 μg/mL MDP. Corresponding to a specific activity is 715.308 U/mg.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • IL-32 (M1-K131)
      Accession # NP_001012651
    • 6*His
    • C-term
  • Protein Length

    Full Length of Isoform-4

  • Synonyms

    IL32; Interleukin-32; Interleukin 32; Interleukin-32 Small; TAIF; Interleukin-32 Eta; NK4; IL-32alpha; TAIFb; IL-32delta; TAIFd; IL-32gamma; Tumor Necrosis Factor Alpha-Inducing Factor; IL-32beta; Natural Killer Cell Transcript 4; TAIFa; Natural Killer Ce

  • AA Sequence

    MCFPKVLSDDMKKLKARMHQAIERFYDKMQNAESGRGQVMSSLAELEDDFKEGYLETVAAYYEEQHPELTPLLEKERDGLRCRGNRSPVPDVEDPATEEPGESFCDKSYGAPRGDKEELTPQKCSEPQSSK

  • Predicted Molecular Mass

    15.7 kDa

  • Molecular Weight

    Approximately 20 kDa, based on SDS-PAGE under reducing conditions, due to the glycosylation.

  • Purity

    ≥ 95%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Lyophilized powder

Formulation

1.Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4, 5% trehalose, 5% mannitol, 0.01% tween 80.
2.Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4, 8% trehalose.
Please refer to the lot-specific COA for specific buffer information.

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. For long term storage it is recommended to add a carrier protein (0.1% BSA, 5% HSA, 10% FBS or 5% Trehalose).

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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