IL-3 Protein, Mouse (HEK293)

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IL-3 protein is secreted by T lymphocytes, mast cells and osteoblasts. It plays an important regulatory role in hematopoietic progenitor cells and stimulates mature basophils, eosinophils and monocytes. In addition to hematopoiesis, it supports neuronal cell proliferation, survival, and bone homeostasis by inhibiting osteoclast differentiation. IL-3 Protein, Mouse (HEK293) is the recombinant mouse-derived IL-3 protein, expressed by HEK293 , with tag free.

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

IL-3 protein is secreted by T lymphocytes, mast cells and osteoblasts. It plays an important regulatory role in hematopoietic progenitor cells and stimulates mature basophils, eosinophils and monocytes. In addition to hematopoiesis, it supports neuronal cell proliferation, survival, and bone homeostasis by inhibiting osteoclast differentiation. IL-3 Protein, Mouse (HEK293) is the recombinant mouse-derived IL-3 protein, expressed by HEK293 , with tag free.

Background

The cytokine IL-3, predominantly secreted by activated T-lymphocytes, mast cells, and osteoblastic cells, plays a crucial role in controlling the production and differentiation of hematopoietic progenitor cells into lineage-restricted cells. Moreover, IL-3 stimulates mature basophils, eosinophils, and monocytes, promoting their functional activation. Beyond its hematopoietic functions, IL-3 contributes to neural cell proliferation and survival and participates in bone homeostasis by inhibiting osteoclast differentiation through the prevention of NF-kappa-B nuclear translocation and activation. Mechanistically, IL-3 exerts its biological effects through a receptor composed of the IL3RA subunit and a signal transducing subunit IL3RB, leading to the rapid activation of JAK2 kinase activity and subsequent STAT5-mediated transcriptional programming. Additionally, IL-3, as a monomer, contributes to cell survival under oxidative stress in non-hematopoietic systems by activating pathways mediated by PI3K/AKT and ERK.

Verified Bioactivity

1.Measured in a cell proliferation assay using NFS-60 mouse myelogenous leukemia lymphoblast cells and the ED50 is 0.1-0.5 ng/mL.
2.Recombinant Mouse IL-3R alpha/CD123 Protein, His Tag captured on CM5 chip via Anti-His antibody, can bind Recombinant Mouse IL-3 Protein with an affinity constant of 2.202 μM as determined in an SPR assay.

Technical Parameters

  • Species Mouse
  • Source HEK293
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • IL-3 (A27-C166)/NP_034686.2
      Accession # P01586
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    IL3; Colony-Stimulating Factor, Multiple; Interleukin 3; P-Cell Stimulating Factor; IL-3; P-Cell-Stimulating Factor; Hematopoietic Growth Factor; Mast-Cell Growth Factor; MCGF; Mast Cell Growth Factor; Multipotential Colony-Stimulating Factor; MGC79398; I

  • AA Sequence

    ASISGRDTHRLTRTLNCSSIVKEIIGKLPEPELKTDDEGPSLRNKSFRRVNLSKFVESQGEVDPEDRYVIKSNLQKLNCCLPTSANDSALPGVFIRDLDDFRKKLRFYMVHLNDLETVLTSRPPQPASGSVSPNRGTVEC

  • Predicted Molecular Mass

    15.7 kDa

  • Molecular Weight

    Approximately 25-30 kDa, based on SDS-PAGE under reducing conditions.

  • 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, 5% trehalose, 5% mannitol and 0.01% Tween 80.

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.

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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