HER3 Protein, Human (Biotinylated, HEK293, Fc)

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HER3, a pivotal tyrosine-protein kinase, acts as a crucial cell receptor for neuregulins. Neuregulin-1 (NRG1) activation boosts tyrosine phosphorylation and interaction with p85 subunit of phosphatidylinositol 3-kinase. CSPG5 may also activate HER3. Its involvement in myeloid cell differentiation underscores HER3's vital role in essential cellular processes for normal development and function. HER3 Protein, Human (Biotinylated, HEK293, Fc) is the recombinant human-derived HER3, expressed by HEK293, with C-hFc labeled tag.

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

HER3, a pivotal tyrosine-protein kinase, acts as a crucial cell receptor for neuregulins. Neuregulin-1 (NRG1) activation boosts tyrosine phosphorylation and interaction with p85 subunit of phosphatidylinositol 3-kinase. CSPG5 may also activate HER3. Its involvement in myeloid cell differentiation underscores HER3's vital role in essential cellular processes for normal development and function. HER3 Protein, Human (Biotinylated, HEK293, Fc) is the recombinant human-derived HER3, expressed by HEK293, with C-hFc labeled tag.

Background

HER3, a tyrosine-protein kinase, serves as a critical cell surface receptor for neuregulins. Activated by neuregulin-1 (NRG1), ligand binding enhances phosphorylation on tyrosine residues and facilitates its interaction with the p85 subunit of phosphatidylinositol 3-kinase. Additionally, there is evidence suggesting activation by CSPG5. HER3 is intricately involved in the regulation of myeloid cell differentiation, highlighting its pivotal role in cellular processes crucial for normal development and function.

Verified Bioactivity

1.This product does not contain protein kinase domain.
2.Immobilized Anti-Human Her3 Antibody, Human IgG1 at 2 μg/mL(100 μL/well) can bind Recombinant Human HER3/ErbB3 Protein, Fc Tag, Biotinylated the EC50 is 1-3 ng/mL.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-hFc
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • HER3 (S20-T643)
      Accession # P21860-1
    • hFc
    • C-term
  • Protein Length

    Extracellular Domain

  • Conjugation

    Biotin

  • Synonyms

    ERBB3; Receptor Protein-Tyrosine Kinase; Prev. LCCS2; P45-SErbB3; HER3; P85-SErbB3; V-Erb-B2 Avian Erythroblastic Leukemia Viral Oncogene Homolog 3; ErbB-3 R31; Tyrosine Kinase-Type Cell Surface Receptor HER3; MDA-BF-1; Human Epidermal Growth Factor Receptor 3; C-ErbB3; Receptor Tyrosine-Protein Kinase ErbB-3; ErbB3-S; Proto-Oncogene-Like Protein C-ErbB-3; ErbB-3; C-ErbB-3; FERLK; CDNA FLJ43038 Fis, Clone BRTHA3002955, Highly Similar To Receptor Tyrosine-Protein Kinase ErbB-3; VSCN1; Lethal Congenital Contracture Syndrome 2; Erb-B2 Receptor Tyrosine Kinase 3; P180-ErbB3

  • AA Sequence

    SEVGNSQAVCPGTLNGLSVTGDAENQYQTLYKLYERCEVVMGNLEIVLTGHNADLSFLQWIREVTGYVLVAMNEFSTLPLPNLRVVRGTQVYDGKFAIFVMLNYNTNSSHALRQLRLTQLTEILSGGVYIEKNDKLCHMDTIDWRDIVRDRDAEIVVKDNGRSCPPCHEVCKGRCWGPGSEDCQTLTKTICAPQCNGHCFGPNPNQCCHDECAGGCSGPQDTDCFACRHFNDSGACVPRCPQPLVYNKLTFQLEPNPHTKYQYGGVCVASCPHNFVVDQTSCVRACPPDKMEVDKNGLKMCEPCGGLCPKACEGTGSGSRFQTVDSSNIDGFVNCTKILGNLDFLITGLNGDPWHKIPALDPEKLNVFRTVREITGYLNIQSWPPHMHNFSVFSNLTTIGGRSLYNRGFSLLIMKNLNVTSLGFRSLKEISAGRIYISANRQLCYHHSLNWTKVLRGPTEERLDIKHNRPRRDCVAEGKVCDPLCSSGGCWGPGPGQCLSCRNYSRGGVCVTHCNFLNGEPREFAHEAECFSCHPECQPMEGTATCNGSGSDTCAQCAHFRDGPHCVSSCPHGVLGAKGPIYKYPDVQNECRPCHENCTQGCKGPELQDCLGQTLVLIGKTHLT

  • Predicted Molecular Mass

    95.4 kDa

  • Molecular Weight

    Approximately 120 kDa, based on SDS-PAGE under reducing conditions.

  • Glycosylation

    Yes

  • Purity

    ≥ 90%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.2 μm filtered solution of PBS, pH 7.4, 5% trehalose, 5% mannitol, 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)

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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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