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Rabbit Recombinant Monoclonal UBC4 antibody. Suitable for WB and reacts with Human samples. Cited in 5 publications.

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Images

Western blot - Anti-UBC4 antibody [EPR11031(B)] (AB155088), expandable thumbnail
  • Western blot - Anti-UBC4 antibody [EPR11031(B)] (AB155088), expandable thumbnail

Publications

Key facts

Isotype
IgG
Host species
Rabbit
Storage buffer

pH: 7.2 - 7.4
Preservative: 0.01% Sodium azide
Constituents: 50% Tissue culture supernatant, 40% Glycerol (glycerin, glycerine), 9% PBS, 0.05% BSA

Form
Liquid
Clonality
Monoclonal

Immunogen

  • The exact immunogen used to generate this antibody is proprietary information.

Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
Flow CytWBIHC-PICC/IF
Human
Not recommended
Tested
Not recommended
Not recommended
Mouse
Not recommended
Predicted
Not recommended
Not recommended
Rat
Not recommended
Predicted
Not recommended
Not recommended

Not recommended
Not recommended

Species
Human, Mouse, Rat
Dilution info
-
Notes

-

Tested
Tested

Species
Human
Dilution info
1/1000 - 1/10000
Notes

-

Predicted
Predicted

Species
Mouse, Rat
Dilution info
-
Notes

-

Not recommended
Not recommended

Species
Human, Mouse, Rat
Dilution info
-
Notes

-

Not recommended
Not recommended

Species
Human, Mouse, Rat
Dilution info
-
Notes

-

Associated Products

Select an associated product type

1 product for Alternative Product

Target data

Function

Accepts ubiquitin from the E1 complex and catalyzes its covalent attachment to other proteins (PubMed:10329681, PubMed:18042044, PubMed:18703417, PubMed:20061386, PubMed:20403326, PubMed:20525694, PubMed:26475854, PubMed:28322253). Catalyzes 'Lys-48'-linked polyubiquitination (PubMed:10329681, PubMed:18042044, PubMed:18359941, PubMed:18703417, PubMed:20061386, PubMed:20403326, PubMed:20525694, PubMed:26475854). Mediates the selective degradation of short-lived and abnormal proteins (PubMed:10329681, PubMed:18042044, PubMed:18359941, PubMed:18703417, PubMed:20061386, PubMed:20403326, PubMed:20525694, PubMed:26475854). Functions in the E6/E6-AP-induced ubiquitination of p53/TP53 (PubMed:15280377). Mediates ubiquitination of PEX5 and SQSTM1 and autoubiquitination of STUB1 and TRAF6 (PubMed:18359941, PubMed:28322253). Involved in the signal-induced conjugation and subsequent degradation of NFKBIA, FBXW2-mediated GCM1 ubiquitination and degradation, MDM2-dependent degradation of p53/TP53 and the activation of MAVS in the mitochondria by RIGI in response to viral infection (PubMed:18703417, PubMed:20403326). Essential for viral activation of IRF3 (PubMed:19854139).

Alternative names

Recommended products

Rabbit Recombinant Monoclonal UBC4 antibody. Suitable for WB and reacts with Human samples. Cited in 5 publications.

Key facts

Isotype
IgG
Form
Liquid
Clonality
Monoclonal
Immunogen
  • The exact immunogen used to generate this antibody is proprietary information.
Clone number
EPR11031(B)
Purity
Tissue culture supernatant
Concentration
Loading...

Storage

Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
-20°C

Notes

Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.

This product is a recombinant monoclonal antibody, which offers several advantages including:

  • - High batch-to-batch consistency and reproducibility
  • - Improved sensitivity and specificity
  • - Long-term security of supply
  • - Animal-free batch production

For more information, read more on recombinant antibodies.

Supplementary info

This supplementary information is collated from multiple sources and compiled automatically.
Activity summary

UBC4 also known as Ubiquitin Conjugating Enzyme E2 D2 (Ube2d2) is an important component in the ubiquitination process. It weighs approximately 17.7 kDa and plays a pivotal role in labeling proteins for degradation by the proteasome. UBC4 is involved in catalyzing the transfer of activated ubiquitin from the E1 activating enzyme to a substrate protein. It is expressed in a wide range of tissues showing particularly high levels in testis and skeletal muscle. This wide expression pattern indicates a fundamental role in diverse cellular functions.

Biological function summary

UBC4 serves an important function in the regulation of protein homeostasis. It operates within the ubiquitin-proteasome system an essential cellular machinery that controls protein turnover. Although UBC4 acts independently it frequently associates with E3 ligases to target specific proteins for degradation. The enzyme thereby helps in maintaining cellular protein levels and regulating processes like cell cycle stress response and signal transduction.

Pathways

The ubiquitination mechanism involving UBC4 is critical in the cell cycle and stress response paths. In the cell cycle pathway UBC4 partners with relevant E3 ligases to ensure timely degradation of cyclins and other regulatory proteins facilitating proper cell division. In the stress response pathway UBC4 further collaborates with proteins such as HSP70 and HSP90 addressing damaged or misfolded proteins aiding cellular recovery from various stresses.

Associated diseases and disorders

UBC4 exhibits significant connections to neurodegenerative disorders and cancers. In neurodegenerative conditions like Parkinson’s disease the malfunction of the ubiquitin-proteasome system contributes to protein aggregation and neuronal death. UBC4's role in these mechanisms makes it a critical factor in understanding the disease progression alongside proteins such as parkin and α-synuclein. In cancers irregularities in ubiquitination pathways involving UBC4 may lead to the persistence of oncoproteins and uncontrolled cellular proliferation highlighting its relevance to p53 and MDM2-associated pathways.

Product promise

We are dedicated to supporting your work with high quality reagents and we are here for you every step of the way should you need us.

In the unlikely event of one of our products not working as expected, you are covered by our product promise.

Full details and terms and conditions can be found here:
Terms & Conditions.

2 product images

  • Western blot - Anti-UBC4 antibody [EPR11031(B)] (ab155088), expandable thumbnail

    Western blot - Anti-UBC4 antibody [EPR11031(B)] (ab155088)

    All lanes: Western blot - Anti-UBC4 antibody [EPR11031(B)] (ab155088) at 1/1000 dilution

    Lane 1: MCF7 cell lysate at 10 µg

    Lane 2: HeLa cell lysate at 10 µg

    Lane 3: 293T cell lysate at 10 µg

    Lane 4: Human fetal brain lysate at 10 µg

    Secondary

    All lanes: Goat anti-rabbit HRP at 1/2000 dilution

    Predicted band size: 16 kDa

  • Western blot - Anti-UBC4 antibody [EPR11031(B)] (ab155088), expandable thumbnail

    Image collected and cropped by CiteAb under a CC-BY license from the publication

    Western blot - Anti-UBC4 antibody [EPR11031(B)] (ab155088)

    UBC4 western blot using anti-UBC4 antibody [EPR11031(B)] ab155088. Publication image and figure legend from Shi, Y., Yuan, B., et al., 2017, Nat Commun, PubMed 28469175.


    ab155088 was used in this publication in western blot. This may not be the same as the application(s) guaranteed by Abcam. For a full list of applications guaranteed by Abcam for ab155088 please see the product overview.

    Ub2D3 and Ube2N are required for RIG-I and MAVS activation on virus infection in HEK293T cells.(a,b) The cell-free assay containing vRNA and purified components (E1, Ub, RIG-I and Riplet) was performed as described in Fig. 2b, except that S100 fraction was substituted with purified E2 recombinant proteins as indicated. Each E2 protein was analysed at three different concentrations. Lane 13 did not contain E2 proteins (−E2). (c) HEK293T cells (wild-type and knockout lines) were transfected with or without si-Ube2D3 RNAs. Seventy two hours after transfection, the cells were infected with VSV. Twelve hours post virus infection, the cells were collected for measuring IFN induction by qPCR. *P<0.05 and ***P<0.001. (d,e) Cells were treated as described in c. P5 fractions were isolated to examine MAVS aggregation (d), and whole cell lysate were used to analyse knockdown or knockout effect in genes as indicated (e). The original full blot for (e) can be found in Supplementary Fig. 8d. (f) si-Ube2D3 RNAs were transfected into HEK293T (Ube2N−/−) cells. Seventy two hours after siRNA transfection, the cells were further transfected with pcDNA-flag-Ube2D3 or pcDNA-flag-Ube2N as indicated. Twenty four hours after transfection of pcDNA plasmids, the cells were infected with VSV for another twelve hours. The cells were then collected for analysis of MAVS aggregation. See also Supplementary Fig. 3f.

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Product protocols

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