YRB30 Antibody

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Description

Overview of YRB30 Antibody

The YRB30 Antibody (Product Code: CSB-PA344850XA01SVG) targets the YRB30 protein in Saccharomyces cerevisiae. It is produced and validated for research applications, including immunoblotting, immunofluorescence, and immunoprecipitation .

Functional Insights

  • Genetic Interaction Networks: Systematic E-MAP (Epistatic Miniarray Profile) screens in yeast have mapped genetic interactions for GTPase-related proteins (e.g., Gsp1) . While YRB30 is not explicitly mentioned, such methodologies could elucidate its functional partnerships.

  • Antibody Engineering: Studies on antibody architecture emphasize the importance of epitope valency and spatial orientation for effector cell engagement . Though focused on human therapeutics, these principles inform the design of yeast-targeted antibodies like YRB30.

Comparative Analysis

The YRB30 Antibody’s utility can be contextualized alongside related antibodies:

Antibody TargetCodeUniProt IDKey Role
YRB30CSB-PA344850XA01SVGP53107Protein trafficking/stress response
YRA1CSB-PA618573XA01SVGQ12159RNA export
YPT31CSB-PA336467XA01SVGP38555Vesicular transport

Limitations and Future Directions

  • Data Gaps: Direct functional studies on YRB30 are sparse. Its role in oxidative stress or aneuploidy (e.g., Chromosome IV duplication linked to stress tolerance ) remains speculative.

  • Technical Advancements: High-resolution mass spectrometry (AP-MS) and genome-wide sequencing could clarify YRB30’s interactome and regulatory networks.

Product Specs

Buffer
Preservative: 0.03% Proclin 300
Composition: 50% Glycerol, 0.01M Phosphate Buffered Saline (PBS), pH 7.4
Form
Liquid
Lead Time
Made-to-order (14-16 weeks)
Synonyms
YRB30 antibody; YGL164C antibody; G1817 antibody; Ran-specific GTPase-activating protein 30 antibody; Ran-binding protein 30 antibody; RANBP30 antibody
Target Names
YRB30
Uniprot No.

Target Background

Function
YRB30 Antibody plays a crucial role in the export of proteins containing a nuclear export signal (NES) from the nucleus. It stimulates the GTPase activity of GSP1, facilitating this process.
Database Links

KEGG: sce:YGL164C

STRING: 4932.YGL164C

Subcellular Location
Cytoplasm. Nucleus. Note=Shuttles between the nucleus and cytoplasm.

Q&A

What is YRB30 and what experimental methods can be used to study its function in Saccharomyces cerevisiae?

YRB30 (Uniprot: P53107) is a protein expressed in Saccharomyces cerevisiae (Baker's yeast, strain ATCC 204508 / S288c) . While the specific cellular function of YRB30 requires further investigation, researchers can employ several methodological approaches to characterize its role:

  • Phenotypic analysis of YRB30 deletion mutants compared to wild-type strains

  • Protein localization studies using fluorescently tagged YRB30 constructs

  • Protein-protein interaction analysis via co-immunoprecipitation with YRB30 Antibody

  • Transcriptomic profiling to identify genes co-regulated with YRB30

  • Comparative genomic analysis across different yeast species to determine conservation

What validated applications are available for YRB30 Antibody in research settings?

Based on the product information available, the YRB30 Antibody (CSB-PA344850XA01SVG) has been tested and validated for the following applications :

  • ELISA (Enzyme-Linked Immunosorbent Assay) for quantitative detection

  • Western Blotting (WB) for expression analysis and protein characterization

Researchers should note that this antibody is specified for research use only and should not be used for diagnostic or therapeutic purposes . When designing experiments, consideration should be given to appropriate controls, including YRB30 knockout strains, to validate antibody specificity and performance.

What factors should be considered when validating YRB30 Antibody specificity?

Similar to other research antibodies, validation of YRB30 Antibody specificity should follow rigorous protocols. Drawing from established antibody validation methods , researchers should consider:

  • Testing against wild-type and YRB30 knockout S. cerevisiae strains to confirm specificity

  • Performing epitope mapping to determine the specific binding region, similar to approaches used for other antibodies

  • Conducting pre-absorption controls with recombinant YRB30 protein

  • Analyzing potential cross-reactivity with related yeast proteins via Western blotting

  • Verifying consistent performance across different experimental conditions and sample preparation methods

What are the optimal storage and handling conditions for maintaining YRB30 Antibody activity?

Based on the product information, optimal storage conditions for YRB30 Antibody are :

  • Upon receipt, store at -20°C or -80°C

  • Avoid repeated freeze-thaw cycles

Additional best practices for antibody handling include:

  • Aliquoting the antibody stock solution into single-use volumes

  • Adding preservatives such as sodium azide (0.02%) for longer-term storage of working dilutions

  • Maintaining detailed records of lot numbers, storage conditions, and experimental performance

  • Periodically validating antibody performance, especially after prolonged storage

How can epitope mapping be performed to characterize the binding specificity of YRB30 Antibody?

Epitope mapping is crucial for understanding antibody binding characteristics and improving experimental design. For YRB30 Antibody, researchers could employ methods similar to those described for other antibodies :

  • Deletion Mapping:

    • Generate nested truncations of the YRB30 protein

    • Express these constructs as fusion proteins

    • Perform Western blotting to identify the minimal region recognized

  • Peptide Array Analysis:

    • Synthesize overlapping peptides (12-15 amino acids) spanning the YRB30 sequence

    • Test antibody binding to identify specific linear epitopes

    • Analyze the resulting data to determine the precise epitope boundaries

  • Mutational Analysis:

    • Once a candidate epitope region is identified, create point mutations

    • Replace individual amino acids with alanine or other residues

    • Test antibody binding to identify critical residues for recognition

According to related antibody characterization studies, linear epitopes of at most 12 amino acids can be identified and verified by binding to epitope-only peptides , providing a useful methodological framework.

What strategies can be employed to optimize YRB30 Antibody performance in challenging experimental contexts?

When optimizing YRB30 Antibody for challenging applications, researchers can implement several strategies:

Optimization ParameterMethodological ApproachExpected Outcome
Antibody DilutionSystematic titration (1:500 to 1:5000)Optimal signal-to-noise ratio
Blocking ConditionsTest different blocking agents (BSA, milk, commercial blockers)Reduced background
Incubation TimeVary primary antibody incubation (1h to overnight)Balanced sensitivity and specificity
Buffer CompositionAdjust salt and detergent concentrationsImproved signal quality
Sample PreparationCompare different lysis methodsEnhanced antigen accessibility

These approaches align with best practices in antibody-based applications and can be adapted from protocols used in similar antibody characterization studies .

How might post-translational modifications (PTMs) of YRB30 affect antibody recognition and experimental outcomes?

Post-translational modifications can significantly impact antibody recognition. For YRB30 research, consider:

  • Common Yeast PTMs and Their Effects:

    • Phosphorylation may alter protein conformation or charge distribution

    • Ubiquitination could mask epitopes or change molecular weight

    • Glycosylation might interfere with antibody accessibility to the epitope

  • Methodological Approaches for PTM Assessment:

    • Treat samples with phosphatases or deglycosylation enzymes before antibody application

    • Compare antibody binding under conditions that promote or inhibit specific PTMs

    • Use multiple antibodies targeting different epitopes for comprehensive detection

    • Apply techniques from oxidative stress research to understand PTM dynamics

  • Data Interpretation Strategies:

    • Multiple bands on Western blots might indicate different PTM variants

    • Shifts in apparent molecular weight could suggest specific modifications

    • Changes in detection efficiency under different conditions might reflect PTM-dependent epitope accessibility

What considerations should guide experimental design when studying YRB30 expression under different stress conditions?

Understanding how YRB30 expression responds to stress is crucial for rigorous experimental design:

  • Potential Stress Responses to Investigate:

    • Oxidative stress (hydrogen peroxide exposure, similar to studies described in )

    • Nutrient limitation or starvation conditions

    • Temperature stress (heat shock or cold shock)

    • Osmotic stress

    • DNA damage

  • Experimental Design Considerations:

    • Include time-course experiments to track expression dynamics

    • Implement dose-response studies to determine threshold effects

    • Control for unintended stress during sample preparation

    • Account for potential stress interactions in complex experiments

    • Design appropriate controls and normalization strategies

  • Comparative Analysis Approaches:

    • Relate YRB30 expression patterns to known stress response pathways in yeast

    • Consider genetic background effects on stress responses

    • Apply statistical methods to identify significant changes in expression

    • Integrate findings with broader stress response networks

How can computational approaches enhance YRB30 antibody-based research?

Computational methods can significantly augment experimental approaches in YRB30 antibody research:

  • Biophysics-Informed Modeling:

    • Apply computational frameworks similar to those used in antibody specificity modeling

    • Predict epitope accessibility under different conditions

    • Model potential cross-reactivity with related proteins

  • Sequence Analysis Tools:

    • Identify conserved domains that might influence antibody binding

    • Compare YRB30 sequences across strains to predict strain-specific variation in antibody performance

    • Analyze potential post-translational modification sites

  • Data Integration Approaches:

    • Combine antibody-derived data with transcriptomic and proteomic datasets

    • Develop predictive models of YRB30 function based on integrated datasets

    • Apply machine learning to optimize experimental conditions for antibody use

The integration of computational and experimental approaches has shown significant value in antibody research, allowing for more targeted and efficient experimental design .

What systematic troubleshooting strategies can address inconsistent results with YRB30 Antibody?

When encountering variability in YRB30 Antibody performance, implementing a structured troubleshooting approach is essential:

  • Antibody-Related Factors:

    • Evaluate lot-to-lot variability through consistent control experiments

    • Assess storage conditions and potential degradation

    • Optimize working dilution for each specific application

    • Consider antibody age and freeze-thaw history

  • Sample Preparation Considerations:

    • Standardize protein extraction methods (detergent types, buffer compositions)

    • Ensure consistent use of protease and phosphatase inhibitors

    • Minimize sample handling time and temperature fluctuations

    • Verify protein denaturation conditions for Western blotting

  • Systematic Investigation Protocol:

    • Isolate variables by changing one factor at a time

    • Document all experimental conditions in detail

    • Create a standardized positive control sample for long-term use

    • Validate observations with orthogonal methods when possible

This systematic approach aligns with best practices in antibody research and can help identify specific factors affecting experimental reproducibility.

What quality control metrics should be established for long-term YRB30 Antibody use in a research program?

Establishing robust quality control measures ensures consistent antibody performance over time:

Quality Control ParameterMethodological ApproachAcceptance Criteria
Specificity ValidationWestern blot against WT and knockout strainsSingle band at expected MW in WT; absent in knockout
Sensitivity AssessmentSerial dilution of target proteinDetection at expected lower limit of concentration
Reproducibility TestingRepeated assays with standard samplesCoefficient of variation <15%
Cross-Reactivity ProfilingTesting against related proteinsMinimal binding to non-target proteins
Lot ComparisonSide-by-side testing of new lotsComparable performance to reference lot

These quality control measures draw on approaches used in antibody characterization studies and help maintain experimental consistency throughout a research program.

What opportunities exist for applying YRB30 Antibody in multi-omics research approaches?

Integration of YRB30 Antibody-based research with other omics technologies offers numerous opportunities:

  • Proteogenomics Integration:

    • Combine antibody-based detection with RNA-seq data to correlate protein and transcript levels

    • Incorporate genomic variation data to understand strain-specific differences in YRB30 expression

    • Apply approaches similar to those used in other antibody characterization studies

  • Spatial and Temporal Profiling:

    • Use YRB30 Antibody for immunofluorescence to track subcellular localization

    • Implement time-course experiments to capture dynamic changes in response to stimuli

    • Correlate with metabolomic data to connect YRB30 function with cellular metabolic state

  • Systems Biology Applications:

    • Map YRB30 into protein interaction networks

    • Identify regulatory relationships affecting YRB30 expression

    • Develop predictive models of YRB30 function in cellular pathways

These integrated approaches align with modern trends in systems biology research and offer a more comprehensive understanding of YRB30's role in yeast biology.

How might emerging antibody technologies enhance future research with YRB30?

Emerging technologies offer exciting possibilities for advancing YRB30 research:

  • Enhanced Specificity Technologies:

    • Application of computational design methods similar to those described for custom specificity profiles

    • Development of YRB30 nanobodies for improved access to conformational epitopes

    • Implementation of bispecific antibody technologies for simultaneous detection of YRB30 and interaction partners

  • High-Throughput Applications:

    • Adaptation of YRB30 Antibody for microarray or bead-based multiplex assays

    • Development of automated image analysis workflows for immunofluorescence studies

    • Integration with single-cell technologies for cell-to-cell variation analysis

  • Modified Antibody Formats:

    • Engineering of recombinant YRB30 antibody fragments for improved tissue penetration

    • Development of fluorescently tagged direct detection systems

    • Creation of proximity-labeling antibody derivatives for identifying nearby proteins

These technological advances build upon current antibody research capabilities and represent promising directions for enhancing YRB30-focused studies.

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