Rabbit Recombinant Monoclonal antibody. Suitable for WB, ICC/IF, Flow Cyt (Intra), IHC-P and reacts with Rat, Mouse, Human samples. Cited in 16 publications.
Preservative: 0.01% Sodium azide
Constituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
WB | ICC/IF | Flow Cyt (Intra) | IHC-P | |
---|---|---|---|---|
Human | Tested | Tested | Tested | Tested |
Mouse | Tested | Expected | Expected | Tested |
Rat | Tested | Expected | Expected | Tested |
Species | Dilution info | Notes |
---|---|---|
Species Rat | Dilution info 1/5000 | Notes Actual Band: 14kDa and above. Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species Mouse | Dilution info 1/5000 | Notes Actual Band: 14kDa and above. Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species Human | Dilution info 1/5000 | Notes Actual Band: 14kDa and above. |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 1/500 | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Rat, Mouse | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 1/160 | Notes ab172730 - Rabbit monoclonal IgG, is suitable for use as an isotype control with this antibody. |
Species | Dilution info | Notes |
---|---|---|
Species Rat, Mouse | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/500 | Notes Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species Rat | Dilution info 1/500 | Notes Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
Species Human | Dilution info 1/500 | Notes Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol. |
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Rabbit Recombinant Monoclonal antibody. Suitable for WB, ICC/IF, Flow Cyt (Intra), IHC-P and reacts with Rat, Mouse, Human samples. Cited in 16 publications.
Preservative: 0.01% Sodium azide
Constituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
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:
For more information, read more on recombinant antibodies.
Ubiquitin is a small regulatory protein found in almost all tissues of eukaryotic organisms. It has a molecular weight of approximately 8.6 kilodaltons. It functions mechanically by attaching to proteins through a process called ubiquitination which involves the formation of an isopeptide bond. Ubiquitin molecules can form polyubiquitin chains through different lysine residues such as K48 and K63 that determine their function. These chains label substrate proteins for various fates including degradation. Ubiquitin is expressed ubiquitously in cells reflecting its essential role in maintaining protein homeostasis.
The ubiquitin system plays a critical role in regulating protein turnover and quality control within cells. It is part of a larger complex known as the ubiquitin-proteasome system (UPS) which is responsible for degrading proteins that need to be turned over. This process is essential for cell cycle control response to oxidative stress and DNA repair. Ubiquitin's role in tagging proteins for degradation or signaling allows cells to respond quickly to changes in their environment and maintain balance.
Ubiquitin functions in several important biological pathways including the Wnt and NF-kB pathways. In the Wnt signaling pathway ubiquitination modulates the stability of key components thereby affecting the pathway's overall activity. In the NF-kB signaling pathway ubiquitin labels inhibitor proteins for degradation which releases and activates NF-kB. These pathways highlight ubiquitin's interaction with proteins such as beta-catenin in Wnt and IkB in NF-kB illustrating how it regulates diverse cellular processes.
The dysfunction of the ubiquitin system is linked to neurodegenerative diseases and cancers. Ubiquitin-related defects in protein degradation can lead to the buildup of unwanted proteins contributing to conditions like Parkinson's disease. Connections with cancer are evident as ubiquitin controls cell cycle proteins and aberrant ubiquitination may drive tumor growth and progression. The protein p53 known to be controlled by ubiquitination plays a significant role in cancer related mechanisms when dysregulated. Understanding and targeting ubiquitin-related pathways may provide new therapeutic opportunities for treating these conditions.
We have tested this species and application combination and it works. It is covered by our product promise.
We have not tested this specific species and application combination in-house, but expect it will work. It is covered by our product promise.
This species and application combination has not been tested, but we predict it will work based on strong homology. However, this combination is not covered by our product promise.
We do not recommend this combination. It is not covered by our 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.
Immunocytochemistry/Immunofluorescence analysis of HeLa (Human epithelial cell line from cervix adenocarcinoma)
labelling Ubiquitin (linkage-specific K27) with purified ab181537 at 1/1000. Cells were fixed with 4% PFA and permeabilized with 0.1% triton X-100. Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) ab150077 Goat anti rabbit IgG (Alexa Fluor® 488) at 1/1000 was used as the secondary antibody. Nuclei were counterstained with DAPI. PBS was used instead of the primary antibody as the negative control.
Blocking/dilution buffer: 5% BSA/TBST.
Expected MW is ~17kDa (8.5*2)
The ~30kDa band may be the dimer of K27-linked-Ub2 recombinant protein.
All lanes: Western blot - Anti-Ubiquitin (linkage-specific K27) antibody [EPR17034] (ab181537) at 1/5000 dilution
Lane 1: K27-linked-Ub2 recombinant protein at 0.02 µg
Lane 2: K6-linked-Ub2 recombinant protein at 0.02 µg
Lane 3: K11-linked-Ub2 recombinant protein at 0.02 µg
Lane 4: K29-linked-Ub2 recombinant protein at 0.02 µg
Lane 5: K33-linked-Ub2 recombinant protein at 0.02 µg
Lane 6: K48-linked-Ub2 recombinant protein at 0.02 µg
Lane 7: K63-linked-Ub2 recombinant protein at 0.02 µg
Lane 8: Ubiquitin recombinant protein at 0.02 µg
Lane 9: Ubiquitin linear recombinant protein at 0.02 µg
All lanes: Goat Anti-Rabbit IgG, (H+L),Peroxidase conjugated at 1/1000 dilution
Predicted band size: 26 kDa
Blocking/Dilution buffer: 5% BSA/TBST.
All lanes: Western blot - Anti-Ubiquitin (linkage-specific K27) antibody [EPR17034] (ab181537) at 1/50000 dilution
Lane 1: 293T (Human epithelial cells from embryonic kidney) whole cell lysates at 10 µg
Lane 2: Jurkat (Human T cell leukemia cells from peripheral blood) whole cell lysates at 10 µg
All lanes: Goat Anti-Rabbit IgG, (H+L),Peroxidase conjugated at 1/1000 dilution
Predicted band size: 26 kDa
Observed band size: 26 kDa
Blocking/dilution buffer: 5% BSA/TBST.
All lanes: Western blot - Anti-Ubiquitin (linkage-specific K27) antibody [EPR17034] (ab181537) at 1/5000 dilution
All lanes: HeLa (Human epithelial cells from cervix adenocarcinoma) whole cell lysates at 10 µg
All lanes: Goat Anti-Rabbit IgG, (H+L),Peroxidase conjugated at 1/1000 dilution
Predicted band size: 26 kDa
Observed band size: 26 kDa
Blocking/dilution buffer: 5% BSA/TBST.
All lanes: Western blot - Anti-Ubiquitin (linkage-specific K27) antibody [EPR17034] (ab181537) at 1/5000 dilution
Lane 1: Mouse brain lysates at 10 µg
Lane 2: Mouse heart lysates at 10 µg
Lane 3: Mouse kidney lysates at 10 µg
Lane 4: Mouse spleen lysates at 10 µg
Lane 5: Rat brain lysates at 10 µg
Lane 6: Rat heart lysates at 10 µg
Lane 7: Rat kidney lysates at 10 µg
Lane 8: Rat spleen lysates at 10 µg
Lane 9: C6 (Rat glial tumor cells) whole cell lysates at 10 µg
Lane 10: RAW 264.7 (Mouse macrophage cells transformed with Abelson murine leukemia virus) whole cell lysates at 10 µg
Lane 11: PC-12 (Rat adrenal gland pheochromocytoma) whole cell lysates at 10 µg
Lane 12: NIH/3T3 (Mouse embyro fibroblast cells) whole cell lysates at 10 µg
All lanes: Goat Anti-Rabbit IgG, (H+L),Peroxidase conjugated at 1/1000 dilution
Predicted band size: 26 kDa
Observed band size: 26 kDa, 14 kDa
Immunohistochemical analysis of paraffin-embedded Human transitional cell carcinoma of bladder labeling Ubiquitin (linkage-specific K27) with ab181537 at 1/500 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (Goat Anti-Rabbit IgG H&L (HRP) ab97051) at 1/500 dilution. Nuclear staining on cancer cells of Human bladder transitional cell carcinoma is observed. Counter stained with Hematoxylin.
Negative control: Used PBS instead of primary antibody.
Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.
Immunohistochemical analysis of paraffin-embedded Mouse spleen tissue labeling Ubiquitin (linkage-specific K27) with ab181537 at 1/500 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (Goat Anti-Rabbit IgG H&L (HRP) ab97051) at 1/500 dilution. Nuclear staining on lymphocytes of Mouse spleen is observed. Counter stained with Hematoxylin.
Negative control: Used PBS instead of primary antibody.
Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.
Immunohistochemical analysis of paraffin-embedded Rat spleen tissue labeling Ubiquitin (linkage-specific K27) with ab181537 at 1/500 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (Goat Anti-Rabbit IgG H&L (HRP) ab97051) at 1/500 dilution. Nuclear staining on lymphocytes of Rat spleen is observed. Counter stained with Hematoxylin.
Negative control: Used PBS instead of primary antibody.
Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.
Intracellular flow cytometric analysis of2% paraformaldehyde-fixedJurkat (Human T cell leukemia cells from peripheral blood) cells labeling Ubiquitin (linkage-specific K27) with ab181537 at 1/160 dilution (red). The secondary antibody wasGoat anti rabbit IgG (FITC) at 1/150 dilution. The isotype control isRabbit monoclonal IgG (black) and cell without incubation with primary antibody and secondary antibody is blue.
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