TFF1 Protein, Mouse (HEK293, His)

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TFF1 protein functions as a mucous gel stabilizer, vital for fortifying the gastrointestinal mucosa against noxious agents. It contributes to the mucous layer's integrity, providing a crucial physical barrier for the gastrointestinal tract, safeguarding it from potential harm. TFF1's stabilizing role emphasizes its significance in preserving the mucosal barrier, essential for overall gastrointestinal health and protection. TFF1 Protein, Mouse (HEK293, His) is the recombinant mouse-derived TFF1 protein, expressed by HEK293 , with C-6*His labeled tag.

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

TFF1 protein functions as a mucous gel stabilizer, vital for fortifying the gastrointestinal mucosa against noxious agents. It contributes to the mucous layer's integrity, providing a crucial physical barrier for the gastrointestinal tract, safeguarding it from potential harm. TFF1's stabilizing role emphasizes its significance in preserving the mucosal barrier, essential for overall gastrointestinal health and protection. TFF1 Protein, Mouse (HEK293, His) is the recombinant mouse-derived TFF1 protein, expressed by HEK293 , with C-6*His labeled tag.

Background

Trefoil Factor 1 (TFF1) protein acts as a stabilizer for the mucous gel that overlays the gastrointestinal mucosa, playing a crucial role in providing a robust physical barrier against a variety of noxious agents. By contributing to the integrity of the mucous layer, TFF1 aids in the protection and defense of the gastrointestinal tract from potential harmful substances. Its stabilizing function underscores its importance in maintaining the mucosal barrier, which is essential for the overall health and protection of the gastrointestinal mucosa.

Verified Bioactivity

Measured in inhibiting cell proliferation assay using AGS human gastric adenocarcinoma cells. The ED50 for this effect is 9.665 μg/mL, corresponding to a specific activity is 1.707×10^2 units/mg.

Technical Parameters

  • Species Mouse
  • Source HEK293
  • Tag C-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • TFF1 (Q22-F87)
      Accession # Q08423
    • 6*His
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    TFF1; HPS2; Prev. BCEI; Polypeptide P1.A; PNR-2; Protein PS2; HP1.A; Breast Cancer, Estrogen-Inducible Sequence Expressed In; PS2; Breast Cancer Estrogen-Inducible Sequence; D21S21; Gastrointestinal Trefoil Protein PS2; Trefoil Factor 1; Breast Cancer Est

  • AA Sequence

    QAQAQAQAQEETCIMAPRERINCGFPGVTAQQCTERGCCFDDSVRGFPWCFHPMAIENTQEEECPF

  • Predicted Molecular Mass

    8.3 kDa

  • Molecular Weight

    Approximately 15 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

1.Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4.
2.Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4, 8% trehalose.
Please refer to the lot-specific COA for specific buffer information.

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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