IL-17A/F Heterodimer Protein, Human (Biotinylated, HEK293, His-Avi)

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IL-17A-17F Heterodimer Protein is the heterodimer of the cytokines IL-17A and IL-17F. Both IL-17A and IL-17F can induce antimicrobial peptides, cytokines (IL-6 and GM-CSF), chemokines (CCL2, CCL7 and CXCL1), and matrix metalloproteinases (MMP-1 and MMP13). IL-17A-17F shows intermediate biological activity between IL-17A and IL-17F. IL-17A/F Heterodimer Protein, Human (Biotinylated, HEK293, His-Avi) is a biotinylated recombinant human IL-17A-17F heterodimer protein with His tag and Avi tag at the C-terminus and is expressed in HEK293 cells.

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
  • References
  • Help & FAQs

Biological Activity

Description

IL-17A-17F Heterodimer Protein is the heterodimer of the cytokines IL-17A and IL-17F. Both IL-17A and IL-17F can induce antimicrobial peptides, cytokines (IL-6 and GM-CSF), chemokines (CCL2, CCL7 and CXCL1), and matrix metalloproteinases (MMP-1 and MMP13). IL-17A-17F shows intermediate biological activity between IL-17A and IL-17F[1][2][3][4]. IL-17A/F Heterodimer Protein, Human (Biotinylated, HEK293, His-Avi) is a biotinylated recombinant human IL-17A-17F heterodimer protein with His tag and Avi tag at the C-terminus and is expressed in HEK293 cells.

Background

IL-17A-17F Heterodimer Protein is the heterodimer of the cytokines IL-17A and IL-17F. Both IL-17A and IL-17F belongs to the IL-17 cytokine family. IL-17A-17F heterodimer, IL-17A and IL-17F homodimers can be produced by differentiated Th17 cells[1][2]. IL-17F shares the most similarities with IL-17A (50% homology)[2]. Both IL-17A and IL-17F can induces antimicrobial peptides, cytokines (IL-6 and GM-CSF), chemokines (CCL2, CCL7 and CXCL1), and matrix metalloproteinases (MMP-1 and MMP13)[2][3]. IL-17A, IL-17F and IL-17A-17F use the same receptor complex: IL-17RA and IL-17RC heterodimer. And they trigger qualitatively similar signaling pathways. IL-17A-17F shows intermediate biological activity between IL-17A (most potent) and IL-17F (least potent)[2][4].

In Vitro

IL-17F/IL-17A (5 ng/mL; 16-24 h) induces GRO-, IL-6, and IL-8 secretion in human primary foreskin fibroblast (BJ) cells[5].
IL-17F/IL-17A binds to IL-17RA.Fc with an EC5 of 329 ng/mL, IL-17A and IL-17F bind to IL-17RA.Fc with EC5s of 19 ng/mL and > 2 ng/mL, respectively[5].

Verified Bioactivity

Immobilized Human IL-17R alpha, hFc Tag at 2μg/ml (100μl/Well) on the plate. Dose response curve for Biotinylated Human IL-17A&F, His Tag with the EC50 of 0.19 μg/ml determined by ELISA.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-Avi;C-6*His
  • Accession
  • Gene ID
  • Conjugation

    Biotin

  • Conjugate Method

    The single lysine residue in Avitag is biotinylated through an enzymatic reaction.

  • Synonyms

    IL17A; Cytotoxic T-Lymphocyte-Associated Protein 8; Prev. CTLA8; Interleukin-17A; Prev. IL17; CTLA-8; IL-17A; Interleukin-17; IL-17; ILA17; Interleukin 17 (Cytotoxic T-Lymphocyte-Associated Serine Esterase 8); Interleukin 17A; Cytotoxic T-Lymphocyte-Assoc

  • Predicted Molecular Mass

    15.1 kDa (IL-17A) & 17.5 kDa (IL-17F)

  • Molecular Weight

    Approximately 16 kDa & 27 kDa, based on SDS-PAGE under reducing conditions, due to the glycosylation.

  • Glycosylation

    Yes

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4, 5% trehalose.

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.

References

Calculators

Reconstitution Calculator

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

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Mass (in vial) Mass (in vial)
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Desired Reconstitution Concentration Desired Reconstitution Concentration
Dilution Calculator

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

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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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