IL-17F Protein, Human (HEK293)

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IL-17F is an inflammatory homodimeric cytokine that induces many proinflammatory cytokines and chemokines. IL-17F also induces antimicrobial peptides. IL-17F plays a protective role in colon cancer development and can be used for the research of autoimmune diseases, infection and cancer. IL-17F Protein, Human (HEK293) is a recombinant human IL-17F protein 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-17F is an inflammatory homodimeric cytokine that induces many proinflammatory cytokines and chemokines. IL-17F also induces antimicrobial peptides. IL-17F plays a protective role in colon cancer development and can be used for the research of autoimmune diseases, infection and cancer[1][2]. IL-17F Protein, Human (HEK293) is a recombinant human IL-17F protein and is expressed in HEK293 cells.

Background

Interleukin-17F (IL-17F) belongs to the IL-17 cytokine family. IL-17F is expressed in activated CD4 T cells, activated monocytes, basophils and mast cells. IL-17F can be produced by differentiated TH17 cells, lamina propria T cells, memory CD4+ T cells, γδ T cells and NKT cells[1].
The human IL-17F shares 55.90% amino acid sequence identity with mouse and 57.14% identity with rat.
IL-17F is an inflammatory cytokine that induces many proinflammatory cytokines and chemokines, including TGF-β, IL-2, ICAM1, GM-CSF, CCL2, CCL7, TSLP, MMP13, IL-6 and CXCL1. IL-17F also induces antimicrobial peptides including hBD-2, S100A7, S100A8 and S100A9 with IL-22 and can synergize with IL-23 in human eosinophils to promote the production of IL-1β and IL-6. IL-17F is a homodimeric cytokine. IL-17F shares the most similarities with IL-17A (50% homology) and can be produced as an IL-17AF heterodimer. IL-17A, IL-17F and IL-17A/F use the same receptor complex: IL-17RA and IL-17RC heterodimer. They trigger qualitatively similar signaling pathways, and IL-17F exhibits the lowest biological activity. IL-17F shows about 100–1000 times lower affinity to the IL-17RA subunit than IL-17A, and does not compete with IL-17A binding to IL-17RA[1][2].
IL-17F plays a protective role in colon cancer development and can be used for the research of autoimmune diseases, infection and cancer[1][3][4].

In Vivo

IL-17F (50 ng/mL; 16-24 h) induces GRO-α, IL-6, and IL-8 secretion in human primary foreskin fibroblast (BJ) cells[5].
IL-17F binds weakly to IL-17RA.Fc with an EC50 > 2000 ng/mL, whereas IL-17A binds IL-17RA.Fc with a value of 19 ng/mL, the IL-17F/IL-17A heterodimer has an EC50 of 329 ng/mL[5].
IL-17F (0-150 ng/mL; 0-72 h) increases the cell viability of PC-3 and DU145[6].
IL-17F (100 ng/mL; 24 h) stimulates the malignant phenotypes of PCa cells and activates PI3K/AKT signalling pathway in PCa cells[6].

Verified Bioactivity

1.Measured by its ability to induce IL-6 secretion by NIH-3T3 mouse embryonic fibroblast cells. The ED50 for this effect is 8-20 ng/mL.
2.Loaded Biotinylated Human IL-17RA on SA Biosensor, can bind Recombinant Human IL-17F with an affinity constant of 314 nM as determined in BLI assay.
3.Immobilized Recombinant Mouse IL-17RA (C-Fc) at 1 μg/mlL(100 μL/well) can bind Recombinant Human IL-17F. Biotinylated by NHS-biotin prior to testing.The ED50 of Recombinant Human IL-17F is 9.28 ng/mL.
4.Loaded Lecankitug (HY-P991146) on ProA biosensor, can bind IL-17F Protein, Human (HEK293) with an affinity constant of 1.853E-09 M as determined in BLI assay.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • IL-17F (R31-Q163)
      Accession # Q96PD4/AAH70124.1
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    IL17F; ML1; Interleukin 17F; Interleukin-17F; IL-17F; Cytokine ML-1; ML-1; CANDF6

  • AA Sequence

    RKIPKVGHTFFQKPESCPPVPGGSMKLDIGIINENQRVSMSRNIESRSTSPWNYTVTWDPNRYPSEVVQAQCRNLGCINAQGKEDISMNSVPIQQETLVVRRKHQGCSVSFQLEKVLVTVGCTCVTPVIHHVQ

  • Predicted Molecular Mass

    14.9 kDa

  • Molecular Weight

    Approximately 18 kDa, based on SDS-PAGE under reducing conditions.

  • Glycosylation

    Yes

  • Structure/Form

    Homodimer

  • Purity

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

Product Properties

Appearance

Lyophilized powder

Formulation

Lyophilized from a 0.2 μm filtered solution of 20 mM PB,150 mM NaCl, pH 7.4.

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.

References

Calculators

Reconstitution Calculator

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

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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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