CNPY3/PRAT4A Protein, Human (HEK293, Fc)

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Based on 1 Customer Validation

CNPY3/PRAT4A is a Toll-like receptor (TLR)-specific co-chaperone of HSP90B1 and is essential for correct TLR folding (except TLR3). It ensures controlled TLR exit from the endoplasmic reticulum, affecting innate and adaptive immune responses. CNPY3/PRAT4A Protein, Human (HEK293, Fc) is the recombinant human-derived CNPY3/PRAT4A protein, 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

CNPY3/PRAT4A is a Toll-like receptor (TLR)-specific co-chaperone of HSP90B1 and is essential for correct TLR folding (except TLR3). It ensures controlled TLR exit from the endoplasmic reticulum, affecting innate and adaptive immune responses. CNPY3/PRAT4A Protein, Human (HEK293, Fc) is the recombinant human-derived CNPY3/PRAT4A protein, expressed by HEK293 , with C-hFc labeled tag.

Background

The CNPY3/PRAT4A protein acts as a Toll-like receptor (TLR)-specific co-chaperone for HSP90B1, playing a crucial role in the proper folding of TLRs, with the exception of TLR3. This function is essential for the controlled exit of TLRs from the endoplasmic reticulum, thereby influencing both innate and adaptive immune responses. CNPY3/PRAT4A interacts with HSP90B1, and this interaction is disrupted in the presence of ATP. Furthermore, it interacts with multiple TLRs, including TLR1, TLR2, TLR4, and TLR9, with the strongest interaction observed with TLR4. These interactions highlight the intricate regulatory role of CNPY3/PRAT4A in TLR folding and function, shedding light on its importance in the orchestration of immune responses.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

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

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-hFc
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • CNPY3 (M1-P274)
      Accession # Q9BT09
    • hFc
    • C-term
  • Protein Length

    Full Length of Protein canopy homolog 3 Chain

  • Synonyms

    CNPY3; PRAT4A; Prev. TNRC5; Protein Associated With Toll-Like Receptor 4A; CAG4A; Trinucleotide Repeat Containing 5; Trinucleotide Repeat-Containing Gene 5 Protein; Canopy 3 Homolog (Zebrafish); Expanded Repeat-Domain Protein CAG/CTG 5; CAG Repeat Contain

  • AA Sequence

    GPSQAGAEENDWVRLPSKCEVCKYVAVELKSAFEETGKTKEVIGTGYGILDQKASGVKYTKSDLRLIEVTETICKRLLDYSLHKERTGSNRFAKGMSETFETLHNLVHKGVKVVMDIPYELWNETSAEVADLKKQCDVLVEEFEEVIEDWYRNHQEEDLTEFLCANHVLKGKDTSCLAEQWSGKKGDTAALGGKKSKKKSSRAKAAGGRSSSSKQRKELGGLEGDPSPEEDEGIQKASPLTHSP

  • Molecular Weight

    Approximately 60-70 kDa, based on SDS-PAGE under reducing conditions, due to the glycosylation.

  • Glycosylation

    Yes

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4.

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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