IL-36 beta/IL-1F8 Protein, Human (His)

IL-36 beta (IL-1F8), a subform of IL-36 family, belongs to IL-1 superfamily. IL-36 beta mediates inflammatory response. L-36 beta binds to IL-36R and recruits the co-receptor IL-1RacP, and thereby activating NF-κB and MAPK signaling pathways, but the activation requires N-terminal cleavage by neutrophil granule-derived proteases. IL-36 beta/IL-1F8 Protein, Human (His) is a recombinant human IL-36 beta with N terminal His tag, which is produced in E. coli.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: E. coli
  • Storage:
    Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • References
  • Help & FAQs

Biological Activity

Description

IL-36 beta (IL-1F8), a subform of IL-36 family, belongs to IL-1 superfamily. IL-36 beta mediates inflammatory response. L-36 beta binds to IL-36R and recruits the co-receptor IL-1RacP, and thereby activating NF-κB and MAPK signaling pathways, but the activation requires N-terminal cleavage by neutrophil granule-derived proteases[1][2]. IL-36 beta/IL-1F8 Protein, Human (His) is a recombinant human IL-36 beta with N terminal His tag, which is produced in E. coli.

Background

IL-36 beta (IL-1F8), a subform of IL-36 family, belongs to IL-1 superfamily. IL-36 beta is expressed in monocytes, T/B-lymphocytes, bone-marrow, tonsils, heart, lung, testis, colon, neuron cells, glial cells[3].
The sequence of amino acids in IL-36 beta differs in different species. Human IL-36 beta shares <40% aa sequence identity with mouse.
L-36 beta binds to IL-36R and recruits the co-receptor IL-1RAcP. So that heterodimeric signaling complex brings Toll/IL-1R (TIR) domains of the 2 receptor chains in close proximity, and thereby activating NF-κB and MAPK signaling pathways[1]. But the activation requires N-terminal cleavage at Arg5 by neutrophil granule-derived proteases, such as cathepsin G, elastase and proteinase-3[2]. IL-36β plays a role cell maturation in human bone marrow mononuclear cells and DC cells. IL-36β is associated with the development of inflammatory bowel disease (IBD). The serum levels of IL36β are usually higher in patients with IBD[4].
IL-36 beta is a pro-inflammatory factor. IL-36 beta mediates inflammatory response through the activation of NF-κB and MAPK signaling pathway[2].

In Vitro

IL-36 beta (human) (1 μg/mL, 24 h) induces the gene expression of themselves and other family members in keratinocytes[5].
IL-36 beta (human) (1-5 ng/mL) increases IL-36R mRNA level in human blood lymphocytes[6].
IL-36 beta (human) (1 ng/mL, 48 h) induces early proliferation of IL-36R expressing CD4+ T helper cells[6].

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag N-His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • His
    • IL-36β (R5-E157)
      Accession # Q9NZH7-2
    • C-term
  • Protein Length

    Full Length of Isoform-2

  • Synonyms

    IL36B; Interleukin-36 Beta; Prev. IL1F8; MGC126880; IL-1H2; MGC126882; IL-1F8; FIL1 Eta; IL1H2; IL-1 Eta; FILI-(ETA); Interleukin-1 Superfamily E; IL1-ETA; Family Of Interleukin 1-Eta; FIL1; IL-1F8 (FIL1-Eta); Interleukin 1 Family, Member 8 (Eta); FIL1-(E

  • AA Sequence

    REAAPKSYAIRDSRQMVWVLSGNSLIAAPLSRSIKPVTLHLIACRDTEFSDKEKGNMVYLGIKGKDLCLFCAEIQGKPTLQLKEKNIMDLYVEKKAQKPFLFFHNKEGSTSVFQSVSYPGWFIATSTTSGQPIFLTKERGITNNTNFYLDSVE

  • Predicted Molecular Mass

    19.3 kDa

  • Molecular Weight

    Approximately 20 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Solution

Endotoxin Level

<1 EU/μg, determined by LAL method.

Storage & Stability

Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.

Shipping

Shipping with dry ice.

References

Calculators

Reconstitution Calculator

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

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Dilution Calculator

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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
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Biological Activity (ED50) Biological Activity (ED50)
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ng/mL
MOQ
Minimum order quantity
100 mg

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