ZNRF2 Protein, Human

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ZNRF2 protein is an E3 ubiquitin protein ligase that plays a crucial role in neuronal transmission and plasticity. It ubiquitinates Na(+)/K(+) ATPase α-1 subunit/ATP1A1, affecting its endocytosis or degradation, which is critical for neuronal function. ZNRF2 Protein, Human is the recombinant human-derived ZNRF2 protein, expressed by E. coli , with tag free.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: E. coli
  • Storage:
    Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • Help & FAQs

Biological Activity

Description

ZNRF2 protein is an E3 ubiquitin protein ligase that plays a crucial role in neuronal transmission and plasticity. It ubiquitinates Na(+)/K(+) ATPase α-1 subunit/ATP1A1, affecting its endocytosis or degradation, which is critical for neuronal function. ZNRF2 Protein, Human is the recombinant human-derived ZNRF2 protein, expressed by E. coli , with tag free.

Background

ZNRF2 Protein, an E3 ubiquitin-protein ligase, assumes a crucial role in the establishment and maintenance of neuronal transmission and plasticity. One of its key functions involves the ubiquitination of the Na(+)/K(+) ATPase alpha-1 subunit/ATP1A1, thereby influencing its endocytosis and/or degradation, a process integral to neuronal function. Additionally, ZNRF2 serves as a positive regulator of mTORC1 activation in response to amino acids, operating upstream of both the V-ATPase and Rag-GTPases. This regulatory cascade, however, exhibits a self-regulating feedback mechanism, as mTOR phosphorylation of ZNRF2 leads to its inhibition and subsequent targeting to the cytosol. This intricate interplay highlights ZNRF2's multifaceted role in modulating neuronal processes, emphasizing its significance in neuronal transmission and plasticity.

Verified Bioactivity

The ubiquitin conjugating activity of ZNRF2 was validated through its ability to catalyse the generation of polyubiquitin chains in the presence of the E1 activating enzyme UBE1 and Bodipy-ubiquitin. Incubation of ZNRF2 and UBE2W for 60 minutes at 37˚C in the presence of Bodipy-ubiquitin, UBE1 and ATP was compared alongside two control reactions with either ZNRF2 or ATP excluded from the reaction. Ubiquitin conjugates were identified by the migration of the Bodipy-ubiquitin band and these were observed only in the presence of ATP and ZNRF2.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • ZNRF2 (G2-D242)
      Accession # Q8NHG8
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    ZNRF2; Zinc/RING Finger Protein 2; Zinc And Ring Finger 2; Zinc And Ring Finger 2, E3 Ubiquitin Protein Ligase; RNF202; RING Finger Protein 202; RING-Type E3 Ubiquitin Transferase ZNRF2; Protein Ells2; E3 Ubiquitin-Protein Ligase ZNRF2; Zinc Finger/RING F

  • AA Sequence

    GAKQSGPAAANGRTRAYSGSDLPSSSSGGANGTAGGGGGARAAAAGRFPAQVPSAHQPSASGGAAAAAAAPAAPAAPRSRSLGGAVGSVASGARAAQSPFSIPNSSSGPYGSQDSVHSSPEDGGGGRDRPVGGSPGGPRLVIGSLPAHLSPHMFGGFKCPVCSKFVSSDEMDLHLVMCLTKPRITYNEDVLSKDAGECAICLEELQQGDTIARLPCLCIYHKGCIDEWFEVNRSCPEHPSD

  • Purity

    ≥ 85%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Solution

Formulation

Supplied as a 0.22 μm filtered solution of 50 mM Tris-HCl, pH 7.5, 200 mM NaCl.
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

Please use rapid thawing with running water to thaw the protein.

Storage & Stability

Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.

Shipping

Shipping with dry ice.

Calculators

Reconstitution Calculator

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

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=
Mass (in vial) Mass (in vial)
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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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