Anti-COPS3/CSN3 antibody [EPR3127] - BSA and Azide free
- RabMAb
- Recombinant
- What is this?
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(1 Publication)
Rabbit Recombinant Monoclonal COPS3/CSN3 antibody. Carrier free. Suitable for ICC/IF, WB, Flow Cyt (Intra) and reacts with Human samples. Cited in 1 publication.
View Alternative Names
CSN3, COPS3, COP9 signalosome complex subunit 3, SGN3, Signalosome subunit 3, JAB1-containing signalosome subunit 3
- ICC/IF
Unknown
Immunocytochemistry/ Immunofluorescence - Anti-COPS3/CSN3 antibody [EPR3127] - BSA and Azide free (AB247508)
This data was developed using ab79698, the same antibody clone in a different buffer formulation.
Immunofluorescence staining of HeLa cells with purified ab79698 at a working dilution of 1/500, counter-stained with DAPI. The secondary antibody was an Alexa Fluor® 488 conjugated goat anti-rabbit (ab150077), used at a dilution of 1/1000. The cells were fixed in 4% PFA and permeabilized using 0.1% Triton X 100. The negative control is shown in bottom right hand panel - for the negative control, PBS was used instead of the primary antibody.
- Flow Cyt (Intra)
Unknown
Flow Cytometry (Intracellular) - Anti-COPS3/CSN3 antibody [EPR3127] - BSA and Azide free (AB247508)
This data was developed using ab79698, the same antibody clone in a different buffer formulation.Overlay histogram showing HeLa cells stained with ab79698 (red line). The cells were fixed with 80% methanol (5 min) and then permeabilized with 0.1% PBS-Tween for 20 min. The cells were then incubated in 1x PBS / 10% normal goat serum / 0.3M glycine to block non-specific protein-protein interactions followed by the antibody (ab79698, 1/100 dilution) for 30 min at 22°C. The secondary antibody used was DyLight® 488 goat anti-rabbit IgG (H+L) (ab96899) at 1/500 dilution for 30 min at 22°C. Isotype control antibody (black line) was rabbit IgG (monoclonal) (1μg/1x106 cells) used under the same conditions. Acquisition of >5,000 events was performed. This antibody gave a positive signal in HeLa cells fixed with 4% paraformaldehyde (10 min)/permeabilized with 0.1% PBS-Tween for 20 min used under the same conditions.
- WB
Unknown
Western blot - Anti-COPS3/CSN3 antibody [EPR3127] - BSA and Azide free (AB247508)
This data was developed using ab79698, the same antibody clone in a different buffer formulation.
All lanes:
Western blot - Anti-COPS3/CSN3 antibody [EPR3127] (<a href='/en-us/products/primary-antibodies/cops3-csn3-antibody-epr3127-ab79698'>ab79698</a>) at 1/20000 dilution
Lane 1:
HT-29 cell lysate at 10 µg
Lane 2:
HeLa cell lysate at 10 µg
Lane 3:
SKBR-3 cell lysate at 10 µg
Lane 4:
293T cell lysate at 10 µg
Secondary
All lanes:
HRP labelled goat anti-rabbit at 1/2000 dilution
Predicted band size: 48 kDa
Observed band size: 48 kDa
false
Related conjugates and formulations (1)
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Anti-COPS3/CSN3 antibody [EPR3127]
Reactivity data
Product details
ab247508 is the carrier-free version of ab79698.
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.
Conjugation ready
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications.
Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.
Compatibility
This product is compatible with the Maxpar® Antibody Labeling Kit from Fluidigm, without the need for antibody preparation. Maxpar® is a trademark of Fluidigm Canada Inc.
Properties and storage information
Form
Purification technique
Storage buffer
Shipped at conditions
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
The COPS3/CSN3 protein functions as part of the COP9 signalosome complex which acts in regulating the ubiquitin-proteasome pathway. This complex is involved in mediating the stability and degradation of key regulatory proteins by removing NEDD8 from cullin-RING ligases. By modulating these ligases COPS3 affects protein turnover and signaling pathways essential for cell cycle control and DNA damage response.
Pathways
COPS3/CSN3 takes part in the ubiquitin-proteasome pathway and the DNA damage response pathway. By regulating cullin-RING E3 ubiquitin ligases it influences the degradation of proteins involved in these pathways like p27 and CDT1. Interacting with proteins such as CUL1 and CUL3 COPS3 assists in maintaining cellular homeostasis by ensuring timely protein degradation.
Product protocols
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Target data
Publications (1)
Recent publications for all applications. Explore the full list and refine your search
Nature genetics 57:1142-1154 PubMed40229600
2025
Applications
Unspecified application
Species
Unspecified reactive species
Product promise
Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
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