Recombinant Human Ubiquitin-conjugating enzyme E2 D3 (UBE2D3)

SKU:BHP10501019
Overview
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Recombinant UBE2D3 Human protein produced in E. coli, N-terminal 6xHis-SUMO-tagged spanning 1-147aa. Suitable for binding assays, functional studies, and assay development.
Expression System E. coli
Tag N-terminal 6xHis-SUMO-tagged
Purity Greater
Species Human
Molecular Weight 32.7 kDa
Options selector
Catalog no. Size
CSB-EP025445HU-1MG 1 mg
CSB-EP025445HU-100UG 100 ug
CSB-EP025445HU-20UG 20 ug
Available Options

Select the variant that best fits your experiment. Availability and lead time may vary by option.

  • Options: Size (3) - 1 mg, 100 ug, 20 ug
  • Lead time: In Stock at Manufacturer. Lead time is typically 3-7 business days.
  • Storage: The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20℃/-80℃. The shelf life of lyophilized form is 12 months at -20℃/-80℃.
  • Shipping: cold-chain shipment (typically with ice packs).
  • Upon receipt: store at recommended temperature as soon as possible.
  • Sales terms and conditions: Please review prior to ordering.
Field Specification
Mfr No CSB-EP025445HU
Activity
  • Not Test
Alternative Names Ubiquitin carrier protein D3Ubiquitin-conjugating enzyme E2(17)KB 3Ubiquitin-conjugating enzyme E2-17KDA 3Ubiquitin-protein ligase D3
Endotoxin Level Not test
Expression System
  • E. coli
Form Liquid or Lyophilized powder
Function
  • Accepts ubiquitin from the E1 complex and catalyzes its covalent attachment to other proteins. In vitro catalyzes 'Lys-11'-
  • as well as 'Lys-48'-linked polyubiquitination. Cooperates with the E2 CDC34 and the SCF(FBXW11) E3 ligase complex for the polyubiquitination of NFKBIA leading to its subsequent proteasomal degradation. Acts as an initiator E2
  • priming the phosphorylated NFKBIA target at positions 'Lys-21' and/or 'Lys-22' with a monoubiquitin. Ubiquitin chain elongation is then performed by CDC34
  • building ubiquitin chains from the UBE2D3-primed NFKBIA-linked ubiquitin. Acts also as an initiator E2
  • in conjunction with RNF8
  • for the priming of PCNA. Monoubiquitination of PCNA
  • and its subsequent polyubiquitination
  • are essential events in the operation of the DNA damage tolerance (DDT) pathway that is activated after DNA damage caused by UV or chemical agents during S-phase. Associates with the BRCA1/BARD1 E3 ligase complex to perform ubiquitination at DNA damage sites following ionizing radiation leading to DNA repair. Targets DAPK3 for ubiquitination which influences promyelocytic leukemia protein nuclear body (PML-NB) formation in the nucleus. In conjunction with the MDM2 and TOPORS E3 ligases
  • functions ubiquitination of p53/TP53. Supports NRDP1-mediated ubiquitination and degradation of ERBB3 and of BRUCE which triggers apoptosis. In conjunction with the CBL E3 ligase
  • targets EGFR for polyubiquitination at the plasma membrane as well as during its internalization and transport on endosomes. In conjunction with the STUB1 E3 quality control E3 ligase
  • ubiquitinates unfolded proteins to catalyze their immediate destruction.
Molecular Weight 32.7 kDa
Product Type
  • Recombinant Protein
Purity Greater than 90% as determined by SDS-PAGE.
Reconstitution We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Please reconstitute protein in deionized sterile water to a concentration of 0.1-1.0 mg/mL.We recommend to add 5-50% of glycerol (final concentration) and aliquot for long-term storage at -20℃/-80℃. Our default final concentration of glycerol is 50%. Customers could use it as reference.
Species Homo sapiens (Human)
Storage The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20℃/-80℃. The shelf life of lyophilized form is 12 months at -20℃/-80℃.
UniProt # P61077

Scientific Background

Accepts ubiquitin from the E1 complex and catalyzes its covalent attachment to other proteins. In vitro catalyzes 'Lys-11'-, as well as 'Lys-48'-linked polyubiquitination. Cooperates with the E2 CDC34 and the SCF(FBXW11) E3 ligase complex for the polyubiquitination of NFKBIA leading to its subsequent proteasomal degradation.

Product Description

E. coli Expression

Recombinant Human Ubiquitin-conjugating enzyme E2 D3 (UBE2D3) is a recombinant protein expressed in E. coli and purified to Greater than 90% as determined by SDS-PAGE. as determined by SDS-PAGE. Supplied as Liquid or Lyophilized powder, n-terminal 6xhis-sumo-tagged. For research use only.

We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Please reconstitute protein in deionized sterile water to a concentration of 0.1-1.0 mg/mL.We recommend to add 5-50% of glycerol (final concentration) and aliquot for long-term storage at -20℃/-80℃. Our default final concentration of glycerol is 50%. Customers could use it as reference.

Protein Specifications

Molecular Weight 32.7 kDa
Expression Region 1-147aa
Expression System E. coli
Tag N-terminal 6xHis-SUMO-tagged
Purity Greater than 90% as determined by SDS-PAGE.
Form Liquid or Lyophilized powder
Storage Buffer If the delivery form is liquid, the default storage buffer is Tris/PBS-based buffer, 5%-50% glycerol. If the delivery form is lyophilized powder, the buffer before lyophilization is Tris/PBS-based buffer, 6% Trehalose, pH 8.0.
Endotoxin Level Not test
UniProt Accession P61077
Storage The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20℃/-80℃. The shelf life of lyophilized form is 12 months at -20℃/-80℃.

Safety & Handling

For Research Use Only (RUO). Not intended for diagnostic or therapeutic use. Handle as potentially biohazardous material. Follow your institution's biosafety guidelines when working with recombinant proteins.

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What expression system was used to produce this protein?

This recombinant protein is expressed in E. coli, a widely used system for producing soluble, biologically active proteins at scale. The E. coli expression platform enables efficient folding and high yields, suitable for functional and binding assays.

What is the tag and purity of this product?

This protein is supplied as N-terminal 6xHis-SUMO-tagged and has been purified to Greater than 90% as determined by SDS-PAGE. as determined by SDS-PAGE. High purity minimizes interference in downstream assays, particularly in cell-based bioactivity studies and ELISA development.

How should I reconstitute and store this product?

Briefly centrifuge the vial before opening. Reconstitute in sterile deionized water to 0.1–1.0 mg/mL. For long-term storage, add 5–50% glycerol and store in aliquots at -20°C or -80°C to avoid repeated freeze-thaw cycles. The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20℃/-80℃. The shelf life of lyophilized form is 12 months at -20℃/-80℃.

Is this protein biologically active?

Biological activity data are available in the product datasheet. Please contact our support team for activity specifications relevant to your specific application.

What applications is this recombinant protein suitable for?

This recombinant protein is suitable for a range of in vitro research applications including binding assays, protein–protein interaction studies, cell proliferation/bioactivity assays, ELISA standard curve calibration, and assay development. Confirm suitability for your specific assay conditions with the product datasheet.

We offer flexible ordering options including bulk quantities, custom formulations, and endotoxin removal services for many of our recombinant proteins. Lead times and minimum order quantities vary by product. For custom conjugation, specialized buffer formulations, or volume pricing, please contact our support team. All customization requests are handled in partnership with our manufacturing suppliers and are subject to feasibility review.

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