GITR Protein, Canine (HEK293, His)

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GITR is a type I transmembrane protein. GITR mediates signal transduction through NF-kB and MAPK pathways. Protects T cells from cell death induced by TCR activation. GITR inhibits proliferation and induces apoptosis of Multiple Myeloma (MM) cells in vitro and in vivo. GITR Protein, Canine (HEK293, His) is the recombinant canine-derived GITR protein, expressed by HEK293 , with C-6*His labeled tag.

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

GITR is a type I transmembrane protein. GITR mediates signal transduction through NF-kB and MAPK pathways. Protects T cells from cell death induced by TCR activation. GITR inhibits proliferation and induces apoptosis of Multiple Myeloma (MM) cells in vitro and in vivo. GITR Protein, Canine (HEK293, His) is the recombinant canine-derived GITR protein, expressed by HEK293 , with C-6*His labeled tag.

Background

GITR (Glucocorticoid-induced TNFR-related protein, also known as TNFRSF18) is a type I transmembrane protein. GITR stimulates T lymphocyte proliferation and partially reverses the immunosuppressive function of CD4+CD25+ treg. GITR is expressed on regulatory T cells (Tregs) and some activated immune cells, including effector T lymphocytes, natural killer (NK) cells, and neutrophils. The amino acid sequence of human GITR protein has low homology with that of mouse GITR protein. GITR does not have any enzymatic activity, and the signal is propagated by recruiting members of the TRAF1 family, specifically TRAF1, TRAF2, and TRAF5, into the GITR signaling complex. Signal transduction is then mediated through the NF-kB and MAPK pathways. Protects T cells from cell death induced by TCR activation. GITR is activated by its ligand GITRL (TNFSF18). The NOS induction effect of GITR on mouse macrophages was time-dependent and dose-dependent. GITR inhibits proliferation and induces apoptosis of Multiple Myeloma (MM) cells in vitro and in vivo[1][2][3][4].

Verified Bioactivity

Measured by its binding ability in a functional ELISA. Immobilized Canine GITR at 2 μg/mL (100 μL/well) can bind Biotinylated Human GITR Ligand. The ED50 for this effect is 73.67 ng/mL, corresponding to a specific activity is 1.36×10^4 Unit/mg.

Technical Parameters

  • Species Canine
  • Source HEK293
  • Tag C-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • GITR (G23-P154)
      Accession # D7F619
    • 6*His
    • C-term
  • Protein Length

    Partial

  • Synonyms

    TNFRSF18; Glucocorticoid-Induced TNFR-Related Protein; TNF Receptor Superfamily Member 18; Activation-Inducible TNFR Family Receptor; AITR; Tumor Necrosis Factor Receptor Superfamily Member 18 Isoform 4; GITR; TNF Receptor Superfamily Activation-Inducible

  • AA Sequence

    GAPSCGPGRLLRGTGTDARCCRPCAPGEAAEKVCPELDCTCVQPGFHCGDPQCKTCKHHTCPPGQEVRPHGNFNFGFECVDCAAGTFSGGQEGRCKPWSDCSQFGYPTTFPGNKTHNAVCSPGLPPTEPRDP

  • Predicted Molecular Mass

    14 kDa

  • Molecular Weight

    Approximately 19-25 kDa, based on SDS-PAGE under reducing conditions, due to the glycosylation.

  • Glycosylation

    Yes

  • 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

<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

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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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