IFN-alpha 2/IFNA2 Protein, Mouse (His)

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IFN-alpha 2/IFNA2 Protein, synthesized by macrophages, exhibits potent antiviral activities. Its interaction with IFNAR2 plays a pivotal role in signaling processes, contributing to the intricate network of antiviral defense mechanisms. IFN-alpha 2/IFNA2 Protein, Mouse (His) is the recombinant mouse-derived IFN-alpha 2/IFNA2 protein, expressed by E. coli , with N-6*His labeled tag.

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

Biological Activity

Description

IFN-alpha 2/IFNA2 Protein, synthesized by macrophages, exhibits potent antiviral activities. Its interaction with IFNAR2 plays a pivotal role in signaling processes, contributing to the intricate network of antiviral defense mechanisms. IFN-alpha 2/IFNA2 Protein, Mouse (His) is the recombinant mouse-derived IFN-alpha 2/IFNA2 protein, expressed by E. coli , with N-6*His labeled tag.

Background

IFN-alpha 2/IFNA2, synthesized primarily by macrophages, possesses potent antiviral activities. Through its interaction with IFNAR2, it engages in crucial signaling processes, contributing to the intricate network of antiviral defense mechanisms.

Verified Bioactivity

Measured in a cytotoxicity assay using TF-1 human erythroleukemic cells. The ED50 this effect is 0.7778 ng/mL, corresponding to a specific activity is 1.286 × 106 units/mg.

Technical Parameters

  • Species Mouse
  • Source E. coli
  • Tag N-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • 6*His
    • IFNA2 (C24-E190)
      Accession # P01573
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    IFNA2; IFN-Alpha-2; Interferon Alpha 2; IFNA2B; IFN-AlphaA; LeIF A; IFNA; Interferon Alpha 2a; Alpha-2a Interferon; Interferon Alpha-A; Interferon Alpha 2b; Interferon 1AB4; Interferon Alpha A; IFNA2C; Interferon Alpha-2; IFNA2A

  • AA Sequence

    CDLPHTYNLRNKRALKVLAQMRRLPFLSCLKDRQDFGFPLEKVDNQQIQKAQAIPVLRDLTQQTLNLFTSKASSAAWNATLLDSFCNDLHQQLNDLQTCLMQQVGVQEPPLTQEDALLAVRKYFHRITVYLREKKHSPCAWEVVRAEVWRALSSSVNLLPRLSEEKE

  • Predicted Molecular Mass

    19.3 kDa

  • Molecular Weight

    Approximately 20 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of 50 mM Tris-HCl, 300 mM NaCl, pH 7.4.
Note: For SPR assay, please replace the buffer. Primary amine components (e.g., Tris, imidazole) can affect protein-coupled chips.

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

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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