14-3-3 epsilon Protein, Mouse (His)

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14-3-3 epsilon proteins are adapter proteins in various signaling pathways that bind to phosphoserine or phosphothreonine motifs to regulate chaperone activity.It positively regulates HSF1 nuclear export to the cytoplasm, forming homo- and heterodimers with YWHAZ.14-3-3 epsilon Protein, Mouse (His) is the recombinant mouse-derived 14-3-3 epsilon 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

14-3-3 epsilon proteins are adapter proteins in various signaling pathways that bind to phosphoserine or phosphothreonine motifs to regulate chaperone activity.It positively regulates HSF1 nuclear export to the cytoplasm, forming homo- and heterodimers with YWHAZ.14-3-3 epsilon Protein, Mouse (His) is the recombinant mouse-derived 14-3-3 epsilon protein, expressed by E.coli , with N-6*His labeled tag.

Background

The 14-3-3 epsilon protein serves as an adapter implicated in the regulation of a diverse array of both general and specialized signaling pathways, binding to numerous partners through the recognition of phosphoserine or phosphothreonine motifs, thereby modulating the activity of the binding partner. Notably, it positively regulates the nuclear export of phosphorylated protein HSF1 to the cytoplasm. Existing as a homodimer, it also forms heterodimers with YWHAZ and interacts with various proteins, including PKA-phosphorylated AANAT, ABL1 in its phosphorylated form, ARHGEF28, BEX3, CDKN1B, the 'Thr-369' phosphorylated form of DAPK2, DENND1A, GAB2, phosphorylated GRB10, KSR1, NDEL1, PI4KB, TBC1D22A, TBC1D22B, the phosphorylated form of SRPK2, TIAM2, the 'Ser-1134' and 'Ser-1161' phosphorylated form of SOS1, ZFP36, SLITRK1, HSF1 in its phosphorylated form, RIPOR2, KLHL22, CRTC1, CRTC2 (probably when phosphorylated at 'Ser-171'), CRTC3 (probably when phosphorylated at 'Ser-162' and/or 'Ser-273'), ATP2B1, ATP2B3, and MEFV. These interactions highlight the multifaceted role of 14-3-3 epsilon in orchestrating various cellular processes and signaling events.

Verified Bioactivity

Immobilized Mouse 14-3-3 epsilon at 2 μg/mL (100 μL/well) can bind Anti-14-3-3 epsilon Antibody. The ED50 for this effect is 0.2259 μg/mL.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

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

  • Bioactivity - ELISA

    Bioactivity - ELISA

    Immobilized Mouse 14-3-3 epsilon at 2 μg/mL (100 μL/well) can bind Anti-14-3-3 epsilon Antibody. The ED50 for this effect is 0.2259 μg/mL.

Technical Parameters

  • Species Mouse
  • Source E. coli
  • Tag N-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • 6*His
    • 14-3-3E (M1-Q255)
      Accession # P62259
    • C-term
  • Protein Length

    Full Length

  • Synonyms

    YWHAE; Tyrosine 3-Monooxygenase/Tryptophan 5-Monooxygenase Activation Protein Epsilon; 14-3-3 Protein Epsilon; Tyrosine 3-Monooxygenase/Tryptophan 5-Monooxygenase Activation Protein; Epsilon Polypeptide; 14-3-3 Epsilon; FLJ45465; 14-3-3E; Tyrosine 3/Trypt

  • AA Sequence

    MDDREDLVYQAKLAEQAERYDEMVESMKKVAGMDVELTVEERNLLSVAYKNVIGARRASWRIISSIEQKEENKGGEDKLKMIREYRQMVETELKLICCDILDVLDKHLIPAANTGESKVFYYKMKGDYHRYLAEFATGNDRKEAAENSLVAYKAASDIAMTELPPTHPIRLGLALNFSVFYYEILNSPDRACRLAKAAFDDAIAELDTLSEESYKDSTLIMQLLRDNLTLWTSDMQGDGEEQNKEALQDVEDENQ

  • Predicted Molecular Mass

    29.2 kDa

  • Molecular Weight

    Approximately 31 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)
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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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