wss2 Antibody

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Description

Introduction to WSB2 Antibody

The WSB2 antibody (Catalog No. 12124-2-AP) is a rabbit-derived IgG immunoglobulin targeting the WSB2 protein, which plays roles in gonadal development, IL-21 receptor regulation, and cancer progression . Validated for Western blot (WB), immunofluorescence (IF/ICC), immunoprecipitation (IP), and ELISA, this antibody is widely used to investigate WSB2’s molecular functions .

Research Applications and Validation

The antibody has been tested across multiple platforms:

Key Applications

ApplicationRecommended DilutionValidated Samples
Western Blot (WB)1:500–1:2000PC-3 cells, human brain tissue, rodent kidney
Immunofluorescence (IF)1:50–1:500HEK-293 cells
Immunoprecipitation (IP)0.5–4.0 µg/1–3 mg lysateMouse kidney tissue

The antibody’s specificity is confirmed via knockout (KO) validation and cross-reactivity studies . For instance, it detects WSB2 in colorectal cancer tissues, supporting its role as a differentiation biomarker . Broader antibody validation frameworks, such as KO cell line testing (as highlighted in independent studies) , further reinforce its reliability.

Key Research Findings

  • Ubiquitination Pathways: WSB2 facilitates substrate recognition in E3 ubiquitin ligase complexes, enabling proteasomal degradation of target proteins .

  • IL-21 Signaling: Modulates IL-21 receptor expression and downstream signal transduction .

  • Cancer Research: Elevated WSB2 levels correlate with differentiation states in colorectal cancer, suggesting diagnostic potential .

Clinical Implications

WSB2’s involvement in disease pathways highlights therapeutic opportunities:

  • Oncology: Potential biomarker for tumor differentiation status .

  • Immunology: Role in IL-21 signaling implicates WSB2 in autoimmune and inflammatory diseases .

Future Directions

Further studies are needed to:

  1. Elucidate WSB2’s interactions with ubiquitination targets.

  2. Explore therapeutic modulation of WSB2 in cancer and immune disorders.

  3. Validate WSB2 antibody performance in high-throughput platforms .

Product Specs

Buffer
Preservative: 0.03% Proclin 300
Constituents: 50% Glycerol, 0.01M Phosphate Buffered Saline (PBS), pH 7.4
Form
Liquid
Lead Time
Made-to-order (14-16 weeks)
Synonyms
SPCC1442.07c antibody; Ubiquitin and WLM domain-containing metalloprotease SPCC1442.07c antibody; EC 3.4.24.- antibody
Target Names
wss2
Uniprot No.

Target Background

Function
Wss2 antibody targets a metalloendopeptidase that exhibits selective activity towards DNA-binding proteins. The presence of DNA is crucial for the interaction of the protease with its substrates, enabling proteolysis. This enzyme plays a critical role in the repair of toxic DNA-protein cross-links (DPCs), including covalently trapped topoisomerase 1 (TOP1) adducts on DNA lesions. It also participates in the repair of DPCs induced by reactive compounds such as formaldehyde.
Database Links
Protein Families
Peptidase M3 family, WSS1-like metalloprotease (WLM) subfamily
Subcellular Location
Cytoplasm. Nucleus.

Q&A

What is wss2 Antibody and what organism does it target?

The wss2 Antibody is a polyclonal antibody raised against the wss2 protein from Schizosaccharomyces pombe (fission yeast), specifically strain 972/ATCC 24843. It is generated using recombinant wss2 protein as the immunogen and is produced in rabbits. This antibody is primarily intended for research applications focusing on fission yeast systems and is not approved for diagnostic or therapeutic purposes .

What applications is the wss2 Antibody validated for?

The wss2 Antibody has been validated for specific laboratory techniques including Enzyme-Linked Immunosorbent Assay (ELISA) and Western Blotting (WB). These applications enable researchers to detect and quantify the presence of wss2 protein in experimental samples. The antibody has undergone affinity purification to enhance its specificity for the target protein, making it suitable for sensitive detection methods in research settings .

How should wss2 Antibody be stored to maintain optimal activity?

For optimal preservation of antibody activity, wss2 Antibody should be stored at either -20°C or -80°C upon receipt. The product is supplied in a storage buffer containing 50% glycerol, 0.01M PBS (pH 7.4), and 0.03% Proclin 300 as a preservative. It is critical to avoid repeated freeze-thaw cycles as these can compromise antibody performance. Aliquoting the antibody upon first thaw is recommended for laboratories that will not use the entire volume in a single experiment .

How can researchers validate wss2 Antibody specificity in their experimental systems?

For comprehensive validation of wss2 Antibody specificity in fission yeast experiments, researchers should implement a multi-tiered approach:

  • Positive controls: Use purified recombinant wss2 protein at known concentrations

  • Negative controls: Include samples from wss2 knockout strains

  • Competitive inhibition: Pre-incubate antibody with purified antigen before application

  • Cross-reactivity assessment: Test against closely related proteins

This methodological framework parallels validation approaches used for other specific antibodies in research, such as those targeting SARS-CoV-2 spike proteins, where multiple validation methods ensure antibody performance reliability .

What are the optimal dilution parameters for wss2 Antibody in different experimental applications?

While specific dilution recommendations must be empirically determined for each experimental setup, researchers should consider these starting parameters:

ApplicationSuggested Initial Dilution RangeOptimization Considerations
Western Blot1:1000 - 1:5000Protein expression level, detection method sensitivity
ELISA1:5000 - 1:20000Direct vs. indirect format, blocking conditions

A titration series should be performed for each new experimental system, with particular attention to signal-to-noise ratio. This approach ensures optimal antibody performance while conserving reagent. The methodology parallels optimization strategies used with neutralizing antibodies in other research contexts .

How can researchers distinguish between specific binding and background signal when using wss2 Antibody?

To discriminate between specific wss2 protein binding and non-specific background, researchers should implement these methodological controls:

  • Pre-immune serum comparison: Compare signals obtained with wss2 Antibody to those with pre-immune serum from the same animal

  • Blocking peptide competition: Pre-incubate the antibody with excess immunizing peptide

  • Signal comparison between wild-type and knockout samples: Analyze differential signals

  • Secondary antibody-only controls: Assess background from detection system

This approach mirrors verification methods used in antibody-based research where distinguishing specific binding is crucial for accurate data interpretation, similar to strategies employed in studies of neutralizing antibodies against pathogens .

What considerations are important when designing experiments to study protein-protein interactions involving wss2 using this antibody?

When investigating wss2 protein interactions in S. pombe, researchers should consider:

  • Physiological relevance: Design experiments under conditions where wss2 is naturally expressed

  • Crosslinking strategy: Use reversible crosslinkers for transient interactions

  • Antibody orientation: Consider using the wss2 Antibody for both immunoprecipitation and detection in separate experiments

  • Blocking strategy: Optimize blocking conditions to minimize non-specific interactions

  • Sequential immunoprecipitation: For complex interaction networks, use sequential IP approaches

This experimental framework builds on methodologies used in antibody-based interaction studies, where careful consideration of experimental design ensures detection of genuine protein-protein interactions .

How should researchers approach contradictory results when using wss2 Antibody across different experimental platforms?

When facing contradictory results between experimental platforms (e.g., discrepancies between ELISA and Western blot data), researchers should:

  • Evaluate protein conformation effects: Assess whether denaturation affects epitope accessibility

  • Consider post-translational modifications: Determine if modifications impact antibody recognition

  • Implement orthogonal validation: Use alternative detection methods like mass spectrometry

  • Examine buffer compatibility: Test if buffer components interfere with antibody-antigen interaction

  • Assess epitope masking: Determine if protein interactions obscure the epitope in certain contexts

This systematic troubleshooting approach parallels strategies used when resolving discrepancies in antibody-based experiments, as demonstrated in studies of antibody responses to viral proteins .

What are the common causes of false negative results when using wss2 Antibody and how can these be addressed?

When confronting false negative results in wss2 detection experiments, consider these methodological solutions:

  • Epitope masking: Use different extraction or denaturation conditions to expose hidden epitopes

  • Protein degradation: Add appropriate protease inhibitors to all buffers

  • Low expression levels: Implement signal amplification methods or concentrate samples

  • Interfering compounds: Purify samples further or modify buffer composition

  • Antibody degradation: Verify antibody integrity via SDS-PAGE analysis

This troubleshooting framework is based on established protocols for resolving detection issues in antibody-based experiments, reflecting approaches used in studies of antibody functionality in various research contexts .

How can researchers optimize wss2 Antibody performance in challenging sample types?

For optimizing wss2 Antibody performance in difficult samples, researchers should consider:

  • Sample preparation modifications:

    • For membrane-rich samples: Test different detergent combinations

    • For complex lysates: Implement fractionation strategies

    • For fixed samples: Optimize antigen retrieval methods

  • Signal enhancement approaches:

    • Tyramide signal amplification for immunohistochemistry

    • Enhanced chemiluminescence optimization for Western blots

    • Amplification systems for ELISA

These optimization strategies reflect approaches used in antibody-based detection systems where sample complexity presents challenges for specific antigen detection .

How can computational modeling enhance specificity predictions for wss2 Antibody interactions?

Advanced computational approaches can significantly improve understanding of wss2 Antibody specificity:

  • Epitope mapping prediction: Use algorithms to identify potential binding sites on the wss2 protein

  • Binding mode analysis: Apply biophysics-informed models to differentiate between specific and non-specific interactions

  • Cross-reactivity assessment: Employ sequence homology and structural similarity analyses to predict potential cross-reactive proteins

This computational framework draws from recent advances in antibody specificity modeling, where machine learning approaches have been used to design antibodies with custom specificity profiles. These methods can identify distinct binding modes associated with specific ligands, enabling more refined prediction of antibody-antigen interactions .

What strategies can researchers employ to enhance wss2 Antibody specificity for challenging experimental systems?

For enhancing wss2 Antibody specificity in complex experimental systems, consider:

  • Affinity purification: Perform additional antigen-specific purification

  • Counter-selection strategies: Deplete cross-reactive antibodies using related antigens

  • Competitive blocking: Add excess non-target proteins that might cross-react

  • Custom specificity engineering: Apply computational approaches to identify variants with enhanced specificity profiles

These approaches parallel methodologies described in advanced antibody research, where biophysics-informed models are trained on experimentally selected antibodies to predict and generate specific variants beyond those observed in initial experiments .

How can wss2 Antibody research be integrated with other molecular techniques for comprehensive pathway analysis?

For integrating wss2 Antibody-based approaches with complementary techniques:

  • Multi-omics integration:

    • Combine antibody-based protein detection with transcriptomics to correlate wss2 protein levels with gene expression

    • Integrate with mass spectrometry for validation and identification of post-translational modifications

    • Combine with chromatin immunoprecipitation techniques if studying chromatin-associated functions

  • Functional validation approaches:

    • Complement antibody detection with CRISPR-based gene editing

    • Correlate antibody-detected localization with live-cell imaging of tagged proteins

What future developments might enhance wss2 Antibody applications in research?

Emerging technologies that could enhance wss2 Antibody utility include:

  • Single-domain antibody derivatives: Development of smaller antibody fragments with enhanced tissue penetration

  • Engineered specificity profiles: Application of machine learning approaches to design antibodies with custom binding characteristics

  • Multiplexed detection systems: Integration with microfluidic or spatial profiling technologies

  • Nanobody development: Creation of camelid-derived single-domain antibodies against wss2 for specialized applications

These potential developments align with cutting-edge approaches in antibody engineering, where computational methods combined with high-throughput experimental techniques are enabling the design of antibodies with precisely tailored specificity properties .

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