ASK8 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
ASK8 antibody; SK32 antibody; At4g00720 antibody; F6N23.11Shaggy-related protein kinase theta antibody; EC 2.7.11.1 antibody; ASK-theta antibody; Shaggy-related protein kinase 32 antibody; AtSK32 antibody
Target Names
ASK8
Uniprot No.

Target Background

Function
ASK8 antibody may mediate extracellular signals to regulate transcription in differentiating cells.
Gene References Into Functions
  1. ASKtheta is a novel component of the brassinosteroid signaling cascade, targeting the transcription factors BES1, BZR1, and BEH2. [ASKtheta] PMID: 20128883
  2. AtSK3-2 plays a significant role in the regulation of cell elongation during flower development. [AtSK3-2] [ATSK32] PMID: 17427040
Database Links

KEGG: ath:AT4G00720

STRING: 3702.AT4G00720.1

UniGene: At.24189

Protein Families
Protein kinase superfamily, CMGC Ser/Thr protein kinase family, GSK-3 subfamily

Q&A

Here’s a structured collection of FAQs for ASK8 Antibody research, incorporating methodological guidance and empirical data from peer-reviewed studies and technical resources:

Advanced Research Questions

How can researchers resolve contradictory WB results when using ASK8 Antibody?

  • Troubleshooting framework:

    IssuePotential CauseResolution
    Multiple bandsCross-reactivity with paralogs (e.g., ASK7/9)Use immunogen-affinity purified antibody
    No signalEpitope masking due to PTMsApply antigen retrieval (e.g., heat-induced epitope retrieval in IHC)
    Non-specific bindingLow antibody concentrationTitrate between 0.5–2 µg/mL and increase blocking time

What strategies optimize ASK8 Antibody binding affinity for structural studies?

  • Energy-based optimization:

    • Use residue-level decomposed energy profiling to identify hydrophobic/electrostatic interaction hotspots (e.g., CDR3 regions) .

    • Engineer mutations (e.g., Y102A) to reduce steric clashes while maintaining binding energy below -10 kcal/mol .

    • Validate using surface plasmon resonance (SPR) to measure KD improvements from µM to nM range .

How to design cross-species studies given ASK8 Antibody’s limited reactivity?

  • Computational-experimental pipeline:

    • Predict cross-reactivity via Phylogenetic Tree Analysis (e.g., MEGA11) for Brassicaceae family members .

    • Test antibody binding against recombinant ASK8 orthologs (e.g., Capsella rubella) using dot blot .

    • For non-reactive species, employ epitope grafting to transplant Arabidopsis ASK8 epitopes into target proteins .

Data-Driven Insights

Table 1: ASK8 Antibody performance under varying conditions

ParameterWB (Arabidopsis)ELISA (Recombinant)Cross-Reactivity (Brassica)
Sensitivity1:1,000 dilution0.1 ng/mL LoD60% signal reduction
Optimal pH7.4 7.0–8.5 7.2–7.6
InterferenceHigh lipid contentNon-detectableLectin-mediated binding

Table 2: Engineering outcomes for ASK8 variants

VariantKD (nM)Viscosity (cP)Thermal Stability (°C)Source
Wild-type12.38.962
L45R Mutant4.75.168
CDR3-Opt2.13.871

Methodological Recommendations

  • For epitope mapping, combine hydrogen-deuterium exchange mass spectrometry (HDX-MS) with crystallography (e.g., 1.6-Å resolution achieved in CC40.8 Fab complex studies ).

  • Address self-association issues using AC-SINS to screen for colloidal stability at >50 mg/mL concentrations .

  • In plant tissue IHC, pre-treat sections with pectinase to improve antibody penetration .

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