CNTFR alpha Protein, Rat (sf9, His)

The CNTFR alpha protein is essential for binding to ciliary neurotrophic factor (CNTF), ensuring receptor specificity through its alpha subunit. It forms a heterotrimeric complex with LIFR and IL6ST to form a functional receptor. CNTFR alpha Protein, Rat (sf9, His) is the recombinant rat-derived CNTFR alpha protein, expressed by Sf9 insect cells , with C-His labeled tag.

For research use only. We do not sell to patients.
  • Species: Rat
  • Source: Sf9 insect cells
  • 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

The CNTFR alpha protein is essential for binding to ciliary neurotrophic factor (CNTF), ensuring receptor specificity through its alpha subunit. It forms a heterotrimeric complex with LIFR and IL6ST to form a functional receptor. CNTFR alpha Protein, Rat (sf9, His) is the recombinant rat-derived CNTFR alpha protein, expressed by Sf9 insect cells , with C-His labeled tag.

Background

The CNTFR alpha protein plays a crucial role in binding to ciliary neurotrophic factor (CNTF), with its alpha subunit providing receptor specificity. It forms a heterotrimeric complex with LIFR and IL6ST, contributing to the assembly of a functional receptor. Additionally, CNTFR alpha interacts with the heterodimeric neurotropic cytokine composed of CLCF1/CLC and CRLF1/CLF-1. Notably, whether in isolation or in conjunction with the CLCF1-CRLF1 heterodimer, CNTFR alpha engages with SORL1, potentially facilitating internalization and lysosomal degradation through this interaction.

Technical Parameters

  • Species Rat
  • Source Sf9 insect cells
  • Tag C-His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • CNTFR alpha (Q23-P346)
      Accession # Q08406
    • His
    • C-term
  • Protein Length

    Partial

  • Synonyms

    CNTFR; CNTF Receptor Subunit Alpha; Ciliary Neurotrophic Factor Receptor; CNTFR-Alpha; Ciliary Neurotrophic Factor Receptor Subunit Alpha

  • AA Sequence

    QKHSPQEAPHVQYERLGTDVTLPCGTASWDAAVTWRVNGTDLAPDLLNGSQLILRSLELGHSGLYACFHRDSWHLRHQVLLHVGLPPREPVLSCRSNTYPKGFYCSWHLSAPTYIPNTFNVTVLHGSKMMVCEKDPALKNRCHIRYMHLFSTIKYKVSISVSNALGHNTTAITFDEFTIVKPDPPENVVARPVPSNPRRLEVTWQTPSTWPDPESFPLKFFLRYRPLILDQWQHVELSNGTAHTITDAYAGKEYIIQVAAKDNEIGTWSDWSVAAHATPWTEEPRHLTTEAQAPETTTSTTSSLAPPPTTKICDPGELSSGGGP

  • Predicted Molecular Mass

    39.6 kDa

  • Molecular Weight

    Approximately 48 kDa, based on SDS-PAGE under reducing conditions.

  • Glycosylation

    Yes

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

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)
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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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