IL-22 Protein, Human

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Based on 4 publication(s) in Google Scholar

IL-22 Protein, Human is a cytokine protein and intricate member of the immune response.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: E. coli
  • 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-22 Protein, Human is a cytokine protein and intricate member of the immune response.

Background

Interleukin-22 (IL-10-related T cell-derived inducible factor/IL-TIF/IL-22) is a novel cytokine belonging to the IL-10 family. Recombinant humanIL-22 (hIL-22) is found to activate the signal transducers and activators of transcription factors 1 and 3 as well as acute phase reactants in several hepatoma cell lines, suggesting its involvement in the inflammatory response. IL-22 is a member of interleukin-10 family of cytokines, which also includes IL-19, IL-20, and IL-24 in addition to IL-10 and a number of its viral homologs[1].

Verified Bioactivity

Measured by its ability to induce IL-10 secretion in COLO 205 human colorectal adenocarcinoma cells. The EDsub>50 for this effect is <1 ng/mL.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • IL-22 (A34-I179)
      Accession # Q9GZX6
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    IL22; TIFa; Interleukin 22; IL-10-Related T-Cell-Derived Inducible Factor; IL-TIF; Cytokine Zcyto18; ILTIF; Interleukin-22; IL-22; MGC79382; TIFIL-23; MGC79384; Zcyto18; IL-10-Related T-Cell-Derived-Inducible Factor; IL-D110; Interferon 2B1; IL-21; ZCYTO1

  • AA Sequence

    APISSHCRLDKSNFQQPYITNRTFMLAKEASLADNNTDVRLIGEKLFHGVSMSERCYLMKQVLNFTLEEVLFPQSDRFQPYMQEVVPFLARLSNRLSTCHIEGDDLHIQRNVQKLKDTVKKLGESGEIKAIGELDLLFMSLRNACI

  • Predicted Molecular Mass

    16.9 kDa

  • Molecular Weight

    Approximately 14-17 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

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

Endotoxin Level

<0.2 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

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