Abcam, ab207728, Anti-TRIM21/SS-A antibody [EPR20290]

Size: 100µL / 1mL
Anti-TRIM21/SS-A antibody [EPR20290] (ab207728) is a rabbit monoclonal antibody detecting TRIM21/SS-A in Western Blot, IHC-P . Suitable for Human, Mouse, Rat . - KO validated for confirmed specificity - Biophysical QC for unrivalled batch-batch consistency
Key facts
Host species:Rabbit,
Clonality:Monoclonal,
Clone number:EPR20290,
Isotype:IgG,
Carrier free:No,
Reacts with:Mouse, Rat, Human,
Applications: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:This reagent is not recommended for mouse or rat IHC-P and human ICC/IF.

Product details:
What is this antibody validated in?
Anti-TRIM21/SS-A antibody [EPR20290] (ab207728) is a rabbit recombinant monoclonal antibody and is validated for use in Western Blot (WB), Immunohistochemistry (IHC-P) in Human, Mouse, Rat samples.
What is the molecular weight of TRIM21/SS-A?
Anti-TRIM21/SS-A [EPR20290] (ab207728) specifically detects a band for TRIM21/SS-A (UniProt: P19474) at a molecular weight of 54kDa.
Trusted by the scientific community
Anti-TRIM21/SS-A [EPR20290] (ab207728) was first used in a scientific publication in 2017 and has been cited over 10 times in peer-reviewed journals.
Trial sizes available!
Test your antibody or perform pre-screening before committing to a larger quantity. Sold in 10µl.
Discover our selection of trial-size antibodies
Specificity confirmed
The specificity of Anti-TRIM21/SS-A antibody [EPR20290] (ab207728) has been confirmed by Western blot testing in TRIM21 Knockout HAP1 cell line,
ab267024
Other related products
We have a range of other formats of antibody clone [EPR20290] also available for your convenience: ab207728, Carrier free -
ab232549
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.
TRIM21 also known as SS-A or Ro52 is a 52 kDa protein that plays a role in the immune system. It functions as an E3 ubiquitin ligase involved in the ubiquitination process. This protein is expressed in various tissues including immune cells like lymphocytes and macrophages. TRIM21 recognizes autoantibodies linked to TRIM21 activity particularly those targeting the SS-A complex. Researchers often use antibodies like anti-TRIM21 or anti-SS-A to study its interactions and effects in cellular processes.
Biological function summary
TRIM21 contributes significantly to the regulation of immune responses and participates in innate and adaptive immunity. It forms part of a complex with other proteins to facilitate the degradation of viral particles through the ubiquitin-proteasome system a process known as antibody-dependent intracellular neutralization. As an important player in the immune defense TRIM21 oversees the timely removal of pathogens and prevents potential overactivation of immune responses that might harm the host.
Pathways
TRIM21 operates within the interferon signaling and NF-κB pathways two important areas of immune response modulation. TRIM21 interacts with molecules like transcription factors that influence the expression of interferon-responsive genes which are critical for pathogen defense. Its role in these pathways highlights its interactions with various immune-regulatory proteins helping to maintain immune system balance and effectiveness during infections.
TRIM21 has strong associations with autoimmune conditions such as systemic lupus erythematosus and Sjögren's syndrome. Autoantibodies against TRIM21 are often used as biomarkers for these diseases and their presence can indicate increased autoimmunity. Relationship with other autoantigens like SS-A/Ro60 further connects TRIM21 with disease mechanisms suggesting its importance in the pathology of these autoimmune disorders. Understanding the role of TRIM21 in these diseases may improve diagnostic and therapeutic strategies.