skb15 Antibody

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Product Specs

Buffer
**Preservative:** 0.03% Proclin 300
**Constituents:** 50% Glycerol, 0.01M PBS, pH 7.4
Form
Liquid
Lead Time
Made-to-order (14-16 weeks)
Synonyms
skb15 antibody; SPCC16C4.08c antibody; Shk1 kinase-binding protein 15 antibody
Target Names
skb15
Uniprot No.

Target Background

Function
This antibody negatively regulates pak1/shk1 kinase activity, leading to proper execution of cytoskeletal remodeling and cytokinetic functions. It interacts with pak1/shk1.
Gene References Into Functions
  1. Mak11 acts as an Rlp24 cofactor during the early stages of 60S ribosomal subunit assembly. Its homologue in Schizosaccharomyces pombe, also associated with preribosomes, affects 60S biogenesis in fission yeast. PMID: 17308036
Database Links

Q&A

What is skb15 Antibody and what is its relationship to PAK1IP1?

Skb15 Antibody targets PAK1 Interacting Protein 1 (PAK1IP1), a protein involved in cellular signaling pathways. The term "skb15" appears to be an alternative name for PAK1IP1, with the antibody specifically recognizing epitopes within this target protein . PAK1IP1 has an observed molecular weight of approximately 43 kDa and plays roles in various cellular processes that researchers investigate through antibody-based detection methods .

What are the recommended storage and reconstitution protocols for skb15 Antibody?

Optimal storage for skb15/PAK1IP1 Antibody is at -20°C in lyophilized form. Reconstitution should be performed using 100 μl of sterile distilled water with 50% glycerol to reach a concentration of 1 mg/ml . After reconstitution, avoid repeated freeze/thaw cycles to maintain antibody integrity and binding efficiency. For long-term storage planning in research projects, it's advisable to aliquot the reconstituted antibody to minimize degradation from repeated temperature fluctuations .

What applications are validated for skb15 Antibody in research protocols?

Skb15/PAK1IP1 Antibody has been validated for several research applications including:

ApplicationRecommended DilutionNotes
Western Blotting (WB)1:500 - 1:2000For protein detection and quantification
Immunohistochemistry (IHC)1:100 - 1:200For tissue localization studies
ELISA1:20000 - 1:80000For quantitative detection

Researchers should note that optimal dilutions may vary based on specific experimental conditions, and optimization is recommended for each new experimental setup .

How should researchers validate the specificity of skb15 Antibody in their experimental systems?

Validating antibody specificity is crucial for reliable research outcomes. For skb15 Antibody, specificity validation should include:

  • Positive and negative control samples with known expression patterns of PAK1IP1

  • Western blot analysis to confirm the correct molecular weight (43 kDa for PAK1IP1)

  • Peptide competition assays to demonstrate specific binding

  • Testing cross-reactivity with similar proteins in your experimental system

Drawing from antibody research principles, recent advances in antibody validation recommend a multiplex approach similar to the competition binding assay described for other antibodies, where antibody equivalency with well-characterized monoclonal antibodies can be assessed .

What controls should be included when using skb15 Antibody in immunoassays?

Proper experimental controls are essential when using skb15 Antibody:

Control TypePurposeImplementation
Positive ControlConfirms antibody functionalitySamples known to express PAK1IP1/skb15
Negative ControlAssesses non-specific bindingSamples lacking PAK1IP1/skb15 expression
Isotype ControlEvaluates background from antibody classMatched IgG from same host species (rabbit)
Secondary-only ControlIdentifies secondary antibody artifactsOmit primary (skb15) antibody
Blocking Peptide ControlConfirms epitope specificityPre-incubate antibody with immunogen (AA 55-297 of human PAK1IP1)

These controls help distinguish between true signal and experimental artifacts, particularly important in complex applications like IHC where tissue autofluorescence or endogenous enzyme activity can confound results .

How can researchers optimize skb15 Antibody performance across different immunoassay platforms?

Optimization strategies for skb15 Antibody vary by application:

For Western Blotting:

  • Test multiple antibody concentrations within the 1:500-1:2000 range

  • Optimize blocking solutions to reduce background (typically 3-5% BSA or non-fat milk)

  • Adjust incubation times and temperatures (4°C overnight vs. room temperature for 1-2 hours)

  • Consider enhanced chemiluminescence detection systems for improved sensitivity

For Immunohistochemistry:

  • Compare different antigen retrieval methods (heat-induced vs. enzymatic)

  • Test a range of antibody concentrations starting with 1:100-1:200

  • Optimize incubation conditions and washing protocols

  • Evaluate different detection systems based on required sensitivity

Recent advances in antibody technology, as seen in the development of novel antibody assays, suggest that assessing binding parameters across multiple experimental conditions can significantly improve reproducibility and sensitivity .

What approaches can address epitope accessibility issues when using skb15 Antibody?

Since the skb15/PAK1IP1 Antibody targets a specific recombinant fragment (amino acids 55-297 of human PAK1IP1) , epitope accessibility may be affected by:

  • Protein conformation in different sample preparation methods

  • Fixation-induced epitope masking

  • Protein-protein interactions obscuring the target epitope

  • Post-translational modifications affecting antibody recognition

Researchers should consider:

  • Testing multiple sample preparation protocols

  • Evaluating different fixation methods for IHC/ICC

  • Employing denaturing conditions for Western blotting

  • Using epitope retrieval techniques (heat-induced or pH-based)

Drawing from principles in antibody engineering research, understanding the biophysical properties of antibody-epitope interactions can help predict and resolve accessibility issues .

How should researchers address inconsistent results when using skb15 Antibody across different experimental systems?

Inconsistent results with skb15 Antibody may stem from several factors:

  • Sample preparation variability: Different lysis buffers or fixation methods can affect epitope exposure

  • Target protein expression levels: PAK1IP1/skb15 may be expressed at varying levels in different tissues or cell lines

  • Antibody lot variation: Polyclonal antibodies like skb15 Antibody may show batch-to-batch variations

  • Cross-reactivity: The antibody may recognize similar epitopes in related proteins

To address these issues:

  • Standardize sample preparation protocols across experiments

  • Include positive controls with known PAK1IP1 expression levels

  • Document antibody lot numbers and maintain consistent sourcing

  • Validate results using alternative detection methods (e.g., mass spectrometry)

Research on antibody specificity indicates that even minor variations in experimental conditions can significantly impact binding profiles, particularly for polyclonal antibodies .

What quantification methods are most appropriate for skb15 Antibody-based assays?

For quantitative analysis using skb15 Antibody:

ApplicationRecommended Quantification MethodConsiderations
Western BlotDensitometry with normalization to loading controlsLinear range must be established; use appropriate software (ImageJ, etc.)
IHCDigital image analysis with positive pixel countingControl for background and establish scoring criteria
ELISAStandard curve with recombinant PAK1IP1 proteinEnsure parallelism between standards and samples

When analyzing data from antibody-based experiments, researchers should consider the specific binding characteristics of skb15 Antibody. Modern approaches to antibody analysis, as seen in recent studies, emphasize the importance of quantitative frameworks that account for both binding affinity and specificity .

How does the polyclonal nature of skb15 Antibody influence experimental design and interpretation?

The polyclonal nature of skb15 Antibody has important implications:

  • Multiple epitope recognition: Polyclonal antibodies recognize multiple epitopes within the target region (amino acids 55-297 of PAK1IP1), potentially increasing sensitivity but also raising specificity concerns

  • Batch variation: Different production lots may contain varying antibody populations with different epitope affinities

  • Cross-reactivity potential: Higher risk of recognizing similar epitopes in related proteins

Researchers should:

  • Validate each new lot against reference standards

  • Consider epitope mapping to characterize the specific binding profile

  • Design experiments with appropriate controls to account for potential cross-reactivity

Recent advances in antibody research have highlighted how polyclonal antibodies can be advantageous in certain applications while requiring more rigorous validation protocols compared to monoclonal alternatives .

What considerations are important when using skb15 Antibody in co-immunoprecipitation studies?

For co-immunoprecipitation (Co-IP) studies with skb15 Antibody:

  • Buffer optimization: Test different lysis and binding buffers to preserve protein-protein interactions while allowing antibody access

  • Antibody orientation: Consider whether direct antibody conjugation to beads or protein A/G approaches are more suitable

  • Binding conditions: Optimize temperature, time, and antibody concentration

  • Elution strategies: Determine whether native (competitive) or denaturing elution is appropriate

A methodological approach might include:

  • Pre-clearing lysates to reduce non-specific binding

  • Cross-validation of interactions using reverse Co-IP with antibodies against suspected interaction partners

  • Mass spectrometry verification of precipitated complexes

  • Controls with non-specific IgG from the same species (rabbit)

Drawing from research on antibody selection processes, understanding the biophysical parameters of antibody-antigen interactions is critical for designing effective Co-IP protocols .

How might skb15 Antibody be utilized in newer research methodologies beyond traditional immunoassays?

Emerging applications for skb15 Antibody may include:

  • Single-cell analysis: Combined with flow cytometry or mass cytometry for cellular heterogeneity studies

  • Super-resolution microscopy: For detailed subcellular localization of PAK1IP1/skb15

  • Proximity ligation assays: For detecting protein-protein interactions in situ

  • Antibody-based proteomics: For high-throughput screening of PAK1IP1 interactions

These advanced methods require careful optimization of antibody concentration, specificity validation, and appropriate controls. Research on novel antibody applications suggests that combining traditional antibody recognition with newer technologies can provide unique insights into protein function and localization .

What are the considerations for using skb15 Antibody in multiplex immunoassays?

When incorporating skb15 Antibody into multiplex assays:

  • Cross-reactivity assessment: Test for potential cross-reactivity with other antibodies in the multiplex panel

  • Signal optimization: Adjust antibody concentrations to balance signals across different targets

  • Spectral overlap: For fluorescent applications, choose compatible fluorophores to minimize spectral overlap

  • Blocking optimization: Develop blocking strategies that work across all antibodies in the panel

Drawing from recent developments in multiplex antibody assays, researchers should consider established frameworks for antibody competition and binding modes when designing multiplex experiments .

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