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Rabbit Polyclonal UBE2I / UBC9 antibody. Suitable for IHC-P, IP, ICC/IF, WB and reacts with Human, Mouse, Rat samples. Cited in 10 publications.


Images

Immunoprecipitation - Anti-UBE2I / UBC9 antibody (AB33044), expandable thumbnail
  • Western blot - Anti-UBE2I / UBC9 antibody (AB33044), expandable thumbnail
  • Western blot - Anti-UBE2I / UBC9 antibody (AB33044), expandable thumbnail
  • Immunocytochemistry/ Immunofluorescence - Anti-UBE2I / UBC9 antibody (AB33044), expandable thumbnail
  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-UBE2I / UBC9 antibody (AB33044), expandable thumbnail

Publications

  • Viruses 15:2023
    The Gene Transcriptional Activation and Protein Degradation Mediated by Transactivator Tas of Prototype Foamy Virus.
    Applications:
    Unspecified application
    Reactive species:
    Unspecified reactive species
    Yongping Ma,Jie Wei,Jing Song,Zhongxiang Hu,Ruifen Zhang,Zhi Li,Yan Sun
    PubMed 37766305
  • Development (Cambridge, England) 146:2019
    Loss of the E2 SUMO-conjugating enzyme in oocytes during ovarian folliculogenesis causes infertility in mice.
    Applications:
    Unspecified application
    Reactive species:
    Unspecified reactive species
    Amanda Rodriguez et. al.
    PubMed 31704792

Key facts

Isotype

IgG

Host species

Rabbit

Storage buffer

pH: 7.4
Preservative: 0.02% Sodium azide
Constituents: 98.98% PBS, 1% BSA

Form

Liquid

Clonality

Polyclonal

Immunogen

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

Consider this alternative

Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
IHC-PIPICC/IFWB
Human
Tested
Tested
Tested
Tested
Mouse
Expected
Expected
Expected
Tested
Rat
Expected
Expected
Expected
Tested
Chicken
Predicted
Predicted
Predicted
Predicted
Xenopus laevis
Predicted
Predicted
Predicted
Predicted
Zebrafish
Predicted
Predicted
Predicted
Predicted

Tested
Tested

Species

Human

Dilution info

5 µg/mL

Notes

-

Expected
Expected

Species

Mouse

Dilution info

5 µg/mL

Notes

-

Species

Rat

Dilution info

5 µg/mL

Notes

-

Predicted
Predicted

Species

Chicken, Xenopus laevis, Zebrafish

Dilution info

-

Notes

-

Tested
Tested

Species

Human

Dilution info

-

Notes

-

Expected
Expected

Species

Mouse, Rat

Dilution info

Use at an assay dependent concentration.

Notes

-

Predicted
Predicted

Species

Chicken, Xenopus laevis, Zebrafish

Dilution info

-

Notes

-

Tested
Tested

Species

Human

Dilution info

1 µg/mL

Notes

-

Expected
Expected

Species

Mouse

Dilution info

1 µg/mL

Notes

-

Species

Rat

Dilution info

1 µg/mL

Notes

-

Predicted
Predicted

Species

Chicken, Xenopus laevis, Zebrafish

Dilution info

-

Notes

-

Tested
Tested

Species

Human

Dilution info

1 µg/mL

Notes

-

Species

Mouse

Dilution info

1 µg/mL

Notes

-

Species

Rat

Dilution info

1 µg/mL

Notes

-

Predicted
Predicted

Species

Chicken, Xenopus laevis, Zebrafish

Dilution info

-

Notes

-

Associated Products

Select an associated product type

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Target data

Function

Accepts the ubiquitin-like proteins SUMO1, SUMO2, SUMO3, SUMO4 and SUMO1P1/SUMO5 from the UBLE1A-UBLE1B E1 complex and catalyzes their covalent attachment to other proteins with the help of an E3 ligase such as RANBP2, CBX4 and ZNF451. Can catalyze the formation of poly-SUMO chains. Necessary for sumoylation of FOXL2 and KAT5. Essential for nuclear architecture and chromosome segregation. Sumoylates p53/TP53 at 'Lys-386'. Mediates sumoylation of ERCC6 which is essential for its transcription-coupled nucleotide excision repair activity (PubMed:26620705).

Alternative names

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Rabbit Polyclonal UBE2I / UBC9 antibody. Suitable for IHC-P, IP, ICC/IF, WB and reacts with Human, Mouse, Rat samples. Cited in 10 publications.

Alternative names

Key facts

Isotype

IgG

Form

Liquid

Clonality

Polyclonal

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

Affinity purification Immunogen

Concentration
Loading...

Storage

Shipped at conditions

Blue Ice

Appropriate short-term storage duration

1-2 weeks

Appropriate short-term storage conditions

+4°C

Appropriate long-term storage conditions

-20°C

Aliquoting information

Upon delivery aliquot

Storage information

Avoid freeze / thaw cycle

Notes

Abcam is leading the way to address reproducibility in scientific research with our highly validated recombinant monoclonal and recombinant multiclonal antibodies. Search & select one of Abcam's thousands of recombinant alternatives to eliminate batch-variability and unnecessary animal use.

If you do not find a host species to meet your needs, our catalogue and custom Chimeric range provides scientists the specificity of Abcam's RabMAbs in the species backbone of your choice. Remember to also review our range of edited cell lines, proteins and biochemicals relevant to your target that may help you further your research goals.

Abcam antibodies are extensively validated in a wide range of species and applications, so please check the reagent specifications meet your scientific needs before purchasing. If you have any questions or bespoke requirements, simply visit the Contact Us page to send us an inquiry or contact our Support Team ahead of purchase.

Supplementary info

Activity summary

UBE2I also known as UBC9 is a small ubiquitin-related modifier (SUMO) conjugating enzyme. It plays an important role in the SUMOylation process which modifies proteins by attaching sumo proteins to them altering their function. This protein has a molecular mass of approximately 18 kDa. UBE2I is expressed broadly across various tissues demonstrating its significance in cellular processes.

Biological function summary

The SUMO conjugating enzyme UBE2I is part of the SUMOylation complex which includes the SUMO E1 enzyme and SUMO E3 ligase. It facilitates the attachment of SUMO proteins to target proteins which can influence protein stability localization and interaction with other proteins. This modification usually regulates important cellular functions such as transcription DNA repair and cell cycle progression.

Pathways

Proteins modified by UBE2I participate in significant biological pathways such as the DNA damage response and cell cycle regulation. In the DNA damage response UBE2I works with proteins such as p53 and BRCA1 to maintain genomic stability. In cell cycle pathways interactions with proteins like cyclin D1 and CDK inhibitors help control cellular proliferation by SUMOylating key regulatory proteins.

Associated diseases and disorders

UBE2I has been implicated in cancer and neurodegenerative diseases. Altered SUMOylation by UBE2I can lead to the dysfunction of tumor suppressor proteins like p53 contributing to cancer development. In neurodegenerative diseases abnormal SUMOylation might affect proteins like tau which can lead to the progression of conditions such as Alzheimer's disease. The role of UBE2I in these disorders highlights it as a potential therapeutic target in addressing these conditions.

Product promise

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5 product images

  • Immunoprecipitation - Anti-UBE2I / UBC9 antibody (ab33044), expandable thumbnail

    Immunoprecipitation - Anti-UBE2I / UBC9 antibody (ab33044)

    UBE2I / UBC9 was immunoprecipitated using 0.5mg Hela whole cell extract, 5µg of Rabbit polyclonal to UBE2I / UBC9 and 50µl of protein G magnetic beads (+). No antibody was added to the control (-).
    The antibody was incubated under agitation with Protein G beads for 10min, Hela whole cell extract lysate diluted in RIPA buffer was added to each sample and incubated for a further 10min under agitation.
    Proteins were eluted by addition of 40µl SDS loading buffer and incubated for 10min at 70oC; 10µl of each sample was separated on a SDS PAGE gel, transferred to a nitrocellulose membrane, blocked with 5% BSA and probed with ab33044.
    Secondary: Clean blot (HRP conjugate) at 1/1000 dilution.
    Band: 18kDa: UBE2I / UBC9.

    All lanes: Immunoprecipitation - Anti-UBE2I / UBC9 antibody (ab33044)

    Predicted band size: 18 kDa

  • Western blot - Anti-UBE2I / UBC9 antibody (ab33044), expandable thumbnail

    Western blot - Anti-UBE2I / UBC9 antibody (ab33044)

    All lanes: Western blot - Anti-UBE2I / UBC9 antibody (ab33044) at 1 µg/mL

    Lane 1: HeLa (Human epithelial carcinoma cell line) Whole Cell Lysate at 20 µg

    Lane 2: Western blot - Jurkat whole cell lysate (Jurkat whole cell lysate ab7899) at 20 µg

    Lane 3: Western blot - A-431 whole cell lysate (A-431 whole cell lysate ab7909) at 20 µg

    Secondary

    All lanes: IR Dye 680 Conjugated Goat Anti-Rabbit IgG (H+L) at 1/15000 dilution

    Performed under reducing conditions.

    Predicted band size: 18 kDa

    Observed band size: 18 kDa

  • Western blot - Anti-UBE2I / UBC9 antibody (ab33044), expandable thumbnail

    Western blot - Anti-UBE2I / UBC9 antibody (ab33044)

    All lanes: Western blot - Anti-UBE2I / UBC9 antibody (ab33044) at 1 µg/mL

    Lane 1: Western blot - NIH/3T3 whole cell lysate (NIH/3T3 whole cell lysate ab7179) at 10 µg

    Lane 2: MEF1 (Mouse embryonic fibroblast cell line) Whole Cell Lysate at 10 µg

    Lane 3: Testis (Mouse) Tissue Lysate - normal tissue at 10 µg

    Lane 4: PC12 (Rat adrenal pheochromocytoma cell line) Whole Cell Lysate at 10 µg

    Secondary

    All lanes: IRDye 680 Conjugated Goat Anti-Rabbit IgG (H+L) at 1/10000 dilution

    Performed under reducing conditions.

    Predicted band size: 18 kDa

    Observed band size: 100 kDa, 18 kDa

  • Immunocytochemistry/ Immunofluorescence - Anti-UBE2I / UBC9 antibody (ab33044), expandable thumbnail

    Immunocytochemistry/ Immunofluorescence - Anti-UBE2I / UBC9 antibody (ab33044)

    ICC/IF image of ab33044 stained human HeLa cells. The cells were PFA fixed (10 min), permabilised in TBS-T (20 min) and incubated with the antibody (ab33044, 1μg/ml) for 1h at room temperature. 1%BSA / 10% normal goat serum / 0.3M glycine was used to quench autofluorescence and block non-specific protein-protein interactions. The secondary antibody (green) was Alexa Fluor® 488 goat anti-rabbit IgG (H+L) used at a 1/1000 dilution for 1h. Alexa Fluor® 594 WGA was used to label plasma membranes (red). DAPI was used to stain the cell nuclei (blue).

  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-UBE2I / UBC9 antibody (ab33044), expandable thumbnail

    Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-UBE2I / UBC9 antibody (ab33044)

    IHC image of ab33044 staining UBE2I / UBC9 in Human kidney formalin fixed paraffin embedded tissue section, performed on a Leica BondTM system using the standard protocol F. The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH6, epitope retrieval solution 1) for 20 mins. The section was then incubated with ab33044, 5µg/ml, for 15 mins at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chromogen. The section was then counterstained with haematoxylin and mounted with DPX.

    For other IHC staining systems (automated and non-automated) customers should optimize variable parameters such as antigen retrieval conditions, primary antibody concentration and antibody incubation times.

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Product protocols

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