RNF5 Protein, Human (Cell-Free, His)

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The RNF5 protein is a membrane-bound E3 ubiquitin protein ligase that is critical for ubiquitination of target proteins and can cooperate with UBE2D1/UBCH5A and UBE2D2/UBC4 to achieve ubiquitination over a broad substrate range. Notably, it mediates PXN/paxillin ubiquitination, affecting cell motility and cell positioning. RNF5 Protein, Human (Cell-Free, His) is the recombinant human-derived RNF5 protein, expressed by E. coli Cell-free , with N-10*His labeled tag.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: E. coli Cell-free
  • 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 RNF5 protein is a membrane-bound E3 ubiquitin protein ligase that is critical for ubiquitination of target proteins and can cooperate with UBE2D1/UBCH5A and UBE2D2/UBC4 to achieve ubiquitination over a broad substrate range. Notably, it mediates PXN/paxillin ubiquitination, affecting cell motility and cell positioning. RNF5 Protein, Human (Cell-Free, His) is the recombinant human-derived RNF5 protein, expressed by E. coli Cell-free , with N-10*His labeled tag.

Background

RNF5 Protein, a membrane-bound E3 ubiquitin-protein ligase, plays a pivotal role in the ubiquitination of target proteins, exhibiting diverse cellular functions. Teaming up with E2 ubiquitin-conjugating enzymes such as UBE2D1/UBCH5A and UBE2D2/UBC4, RNF5 orchestrates ubiquitination processes with a broad substrate range. Notably, it mediates the ubiquitination of PXN/paxillin, influencing cell motility and the cellular localization of PXN/paxillin. Additionally, RNF5 catalyzes the ubiquitination of Salmonella type III secreted protein sopA and JKAMP, modulating their functions. The 'Lys-63'-linked polyubiquitination of JKAMP regulates its association with the proteasome and ERAD components, while the 'Lys-48'-linked polyubiquitination of STING1 at 'Lys-150' leads to proteasomal degradation, impacting antiviral responses. Furthermore, RNF5 catalyzes the ubiquitination and subsequent degradation of ATG4B, providing a mechanism to inhibit autophagy. These diverse activities highlight the versatile regulatory role of RNF5 in cellular processes.

Technical Parameters

  • Species Human
  • Source E. coli Cell-free
  • Tag N-10*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • 10*His
    • RNF5 (A2-I180)
      Accession # Q99942
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    RNF5; Ram1 Homolog; Ring Finger Protein 5; RING-Type E3 Ubiquitin Transferase RNF5; RMA1; E3 Ubiquitin-Protein Ligase RNF; RING5; RING Finger Protein 5; NG2; RING Finger Protein; G16; Protein G16; Ring Finger Protein 5, E3 Ubiquitin Protein Ligase; HsRma1

  • AA Sequence

    AAAEEEDGGPEGPNRERGGAGATFECNICLETAREAVVSVCGHLYCWPCLHQWLETRPERQECPVCKAGISREKVVPLYGRGSQKPQDPRLKTPPRPQGQRPAPESRGGFQPFGDTGGFHFSFGVGAFPFGFFTTVFNAHEPFRRGTGVDLGQGHPASSWQDSLFLFLAIFFFFWLLSI

  • Predicted Molecular Mass

    25.8 kDa

  • Molecular Weight

    Approximately 27 kDa & 54 kDa & 108 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of 20 mM Tris-HCl, 0.15 M NaCl, 0.05% Brij-78, 6% trehalose, pH 8.0.
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.

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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