CUL1-RBX1 Protein, Human (Active, sf9)

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Based on 1 Customer Validation

CUL1 (the gene encoding cullin 1) and RBX1 are overexpressed in various cancers and are associated with poorer overall survival. CUL1-RBX1 Protein, Human (Active, sf9) is a recombinant human CUL1-RBX1 protein expressed by sf9 and without a tag.

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

CUL1 (the gene encoding cullin 1) and RBX1 are overexpressed in various cancers and are associated with poorer overall survival. CUL1-RBX1 Protein, Human (Active, sf9) is a recombinant human CUL1-RBX1 protein expressed by sf9 and without a tag.

Background

The SCF complexes are RING-type E3s that consist of Cul1 (776 residues), Rbx1 (108 residues), Skp1 (163 residues) and a member of the F-box protein family (∼430 to >1,000 residues). Rbx1, which contains the RING domain, and Cul1 form a catalytic core complex that recruits a cognate E2, the variable F-box protein subunit binds the substrate, and Skp1 serves as an adapter that links the F-box protein to Cul1. Homology to the Cul1 and Rbx1 SCF subunits has also been found in the 11-subunit Anaphase-Promoting Complex (APC) E3 that promotes the ubiquitination of several mitotic regulatory proteins.

Verified Bioactivity

Active

Technical Parameters

  • Species Human
  • Source Sf9 insect cells
  • Tag Tag Free
  • Accession
  • Gene ID
  • Synonyms

    CUL1; Cullin-1; Cullin 1; CUL-1; RBX1; E3 Ubiquitin-Protein Ligase RBX1; Ring-Box 1; RING Finger Protein 75; RNF75; RING-Box Protein 1; ROC1; Ring-Box 1, E3 Ubiquitin Protein Ligase; Regulator Of Cullins 1; ZYP Protein; BA554C12.1; Protein ZYP; E3 Ubiquit

  • Predicted Molecular Mass

    74.1 kDa

  • Purity

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

Product Properties

Appearance

Solution

Formulation

Supplied as a 0.2 μm filtered solution of 50 mM HEPES, pH 7.5, 200 mM NaCl, 20% glycerol, 1 mM DTT.

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)
÷
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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