Abcam, ab321797, Anti-PSMB5/MB1 antibody [EPR28990-5]

Size: 20µL / 100µL / 1mL
Rabbit Recombinant Monoclonal PSMB5/MB1 antibody. Suitable for ICC/IF, WB, IHC-P and reacts with Human, Mouse samples.
Key facts
Host species:Rabbit,
Clonality:Monoclonal,
Clone number:EPR28990-5,
Isotype:IgG,
Carrier free:No,
Reacts with:Human, Mouse,
Applications:ICC/IF, WB, IHC-PSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:The exact immunogen used to generate this antibody is proprietary information.,
Specificity:Unsuitable for mouse ICC

Product details:
Patented technology
Our RabMAb
technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to
RabMAb® patents
What are the advantages of a recombinant monoclonal antibody?
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

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Protein A, Storage buffer-pH: 7.2 - 7.4Preservative: 0.01% Sodium azideConstituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA, 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

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
PSMB5 also known as MB1 or β5 is a subunit of the 20S proteasome complex with a molecular mass of approximately 28 kDa. This protein functions as a chymotrypsin-like peptidase that is important for protein degradation. It is expressed in various tissues throughout the body particularly in those with high protein turnover.
Biological function summary
PSMB5 plays a significant role in regulating protein homeostasis within the cell. It forms part of the core 20S proteasome complex where its enzymatic activity facilitates the breakdown of ubiquitinated proteins into smaller peptides. This protein degradation is essential for many cellular processes including the removal of damaged or misfolded proteins therefore maintaining cellular function.
Pathways
PSMB5 is integral to the ubiquitin-proteasome pathway which is important for protein recycling and quality control within cells. This pathway involves the tagging of proteins with ubiquitin and their subsequent degradation by the proteasome. PSMB5 interacts with other proteasome subunits like β1 and β2 contributing to a functional protein breakdown machinery. Dysregulation of this pathway can lead to the accumulation of unwanted proteins and affect cellular health.
Alterations in PSMB5 function have been implicated in the development of cancer and neurodegenerative diseases. Cancer cells often exhibit altered proteasome activity where PSMB5 may contribute to the survival and proliferation of these cells. In neurodegenerative diseases like Alzheimer's impairments in protein degradation pathways including PSMB5 can lead to protein aggregation and toxicity. Researchers are exploring how PSMB5 interacts with other proteins within these contexts to better understand its potential as a therapeutic target.