Generation of high-affinity monoclonal and polyclonal antibodies specifically validated for IP, WB, and IF applications to track BAZ2B protein expression and localization.
Armed with extensive experience in biomarker diagnostics, Creative Biolabs provides specialized insights into your IVD development needs. We offer comprehensive, one-stop BAZ2B analysis services across innovative platforms, delivering multiple strategic options to help clients accelerate their epigenetic drug discovery and clinical research.
Introduction of BAZ2B
Bromodomain Adjacent to Zinc Finger Domain 2B (BAZ2B) is a critical 240-kDa scaffolding protein and a non-catalytic subunit of the ISWI chromatin remodeling complexes. It acts as a master regulator of genomic architecture by recognizing specific histone modifications, such as H3K14ac, and facilitating nucleosome repositioning. Its sophisticated architecture includes a "shallow-pocket" bromodomain, a PHD finger, a methyl-binding domain (MBD), and a DDT domain, allowing it to bridge histone acetylation with DNA methylation states.
Fig.1 The structure of BAZ2B.1
Recent clinical data underscores BAZ2B's role as a high-value biomarker and therapeutic target. Genetic variations in BAZ2B are strongly linked to neurodevelopmental disorders, while its expression levels modulate M2 macrophage activation in allergic asthma and metabolic reprogramming in various cancers. Its unique structural features, particularly the open bromodomain, make it an ideal yet challenging candidate for small-molecule inhibitor screening and targeted protein degradation strategies in precision medicine.
BAZ2B Analysis Services at Creative Biolabs
As a central member of the ISWI subfamily, BAZ2B forms various complex assemblies. Investigating its function requires precise domain screening and rigorous compound identification. Our services are fully customizable to meet specific research goals, featuring the following specialized analytical modules:
BAZ2B Antibody Development
BAZ2B Inhibitor Screening Assay
Utilization of high-throughput platforms to identify small molecules and chemical probes that effectively target the unique shallow binding pocket of the BAZ2B bromodomain.
BAZ2B Immunohistochemical Analysis
Precision IHC staining and pathological scoring to evaluate BAZ2B distribution in clinical tissue samples, supporting its use as a diagnostic or prognostic biomarker.
BAZ2B Structural Analysis
High-resolution X-ray crystallography and NMR spectroscopy services to resolve the atomic structures of BAZ2B domains, particularly when bound to novel lead compounds.
BAZ2B Sequencing Assay
Comprehensive transcriptomic and epigenetic mapping, including RNA-Seq and ChIP-Seq, to identify the downstream gene networks and chromatin regions regulated by BAZ2B activity.
BAZ2B-KO Cell Line Construction
Application of gene editing technology to generate stable BAZ2B knockout or knock-in cell lines, providing essential models for functional loss-of-study experiments.
BAZ2B DNA Binding Affinity Assay
Quantitative biophysical measurements (MST or SPR) to determine the binding kinetics between BAZ2B's MBD/DDT domains and specific methylated or unmodified DNA sequences.
BAZ2B DNA Methylation Assay
Evaluation of how BAZ2B recruitment influences regional DNA methylation landscapes using Whole Genome Bisulfite Sequencing (WGBS) and site-specific methylation analysis.
BAZ2B Complexes Recombinant Expression
Expert production of high-purity recombinant BAZ2B proteins and multi-subunit ISWI complexes (BRF1/BRF5) using insect or mammalian expression systems for biochemical assays.
Service Workflow
Our BAZ2B analysis services follow a systematic, transparent process to ensure scientific excellence and project alignment:
01Initial Consultation
We conduct a technical deep-dive to understand your project goals, discussing specific BAZ2B domains of interest and desired analytical outcomes.
02Sample and Material Intake
Clients provide initial materials, which may include target DNA/protein sequences, proprietary chemical libraries for BAZ2B screening, or specific host cell lines.
03Experimental Design & Optimization
Our scientists develop a customized BAZ2B assay protocol, optimizing conditions for protein stability, binding affinity, etc.
04Assay Execution
We perform the BAZ2B-specific analysis, whether structural modeling, functional genomic screens, or biochemical assays, using our state-of-the-art instrumentation.
05Data Analysis & Validation
Raw data is processed and cross-verified to ensure accuracy in BAZ2B interaction kinetics or phenotypic changes.
06Final Delivery
We provide a comprehensive technical report including raw datasets, high-resolution imagery of BAZ2B complexes, and expert interpretation to support your next research phase.
Applications
Epigenetic Drug Discovery
Screening for selective BAZ2B inhibitors or degraders enables the development of novel therapeutics that modulate chromatin accessibility. This application focuses on overcoming the structural challenges of non-BET bromodomains to achieve high potency and paralog selectivity.
Neurodevelopmental Research
Investigating BAZ2B haploinsufficiency helps elucidate the molecular mechanisms underlying Autism Spectrum Disorder and intellectual disabilities. Analysis of chromatin remodeling in neuronal progenitors provides insights into the spatial and temporal orchestration of brain development.
Oncology Biomarker Validation
Assessing BAZ2B expression levels in breast cancer or B-cell acute lymphoblastic leukemia supports patient stratification. This application links BAZ2B-mediated metabolic reprogramming, such as the Warburg effect, to clinical outcomes and tumor progression.
Respiratory Disease Modeling
Studying the role of BAZ2B in M2 macrophage polarization offers a pathway for treating allergic asthma. Identifying BAZ2B-dependent inflammatory signatures allows for the discovery of novel targets within the pulmonary immune microenvironment.
Viral Replication Studies
Analyzing the interaction between viral antigens (like S-HDAg in Hepatitis Delta) and BAZ2B reveals how viruses hijack host chromatin machinery. These studies facilitate the design of antiviral strategies that disrupt histone mimicry mechanisms.
Regenerative Medicine
Exploring the capacity of BAZ2B to reprogram hematopoietic progenitor cells into a pluripotent state supports advanced cell therapy research. This application focuses on the epigenetic "resetting" of cells for long-term engraftment and differentiation potential.
Service Highlights
- Paralog Selectivity Focus: Our assays specifically distinguish between BAZ2B and its close relative BAZ2A, ensuring highly specific lead identification.
- Shallow-Pocket Expertise: We utilize specialized biophysical techniques optimized for the difficult-to-drug, open binding site characteristic of the BAZ2B bromodomain.
- Multivalent Interaction Mapping: Our platform simultaneously analyzes BAZ2B's tandem PHD-BRD modules to capture complex histone-readout mechanisms.
- Integrated Multi-Omics: We combine structural data with functional sequencing (ChIP-Seq/RNA-Seq) for a holistic view of BAZ2B-mediated gene regulation.
FAQs
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Q: Which BAZ2B domains are most critical for your DNA binding affinity assays?
A: Our assays primarily focus on the MBD (Methyl-Binding Domain) and the DDT domain, as these are the primary anchors for DNA interaction. However, we often recommend analyzing the full tandem module to understand how histone recognition influences DNA binding stability.
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Q: Can you develop BAZ2B antibodies that distinguish between the protein's different isoforms?
A: Yes, our antibody development team targets specific peptide sequences unique to BAZ2B isoforms. We perform rigorous cross-reactivity testing against other BAZ-family members to ensure the highest possible specificity for your Western blot or IHC needs.
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Q: How does Creative Biolabs handle the low solubility often associated with recombinant BAZ2B expression?
A: We employ advanced chaperone-assisted folding and specialized buffer optimization strategies. By utilizing baculovirus-mediated insect cell expression, we can typically produce high concentrations of soluble, functional BAZ2B protein complexes for structural studies.
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Q: Does BAZ2B analysis include investigation into the ISWI complex as a whole?
A: While we focus on BAZ2B, we recognize that it functions within the BRF1/BRF5 complexes. Our services can be expanded to include the expression and analysis of associated subunits like SMARCA5 to provide a complete picture of chromatin remodeling activity.
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Q: What biophysical methods do you use to measure BAZ2B-histone binding kinetics?
A: We predominantly utilize Surface Plasmon Resonance (SPR) and Isothermal Titration Calorimetry (ITC). These methods provide high-sensitivity data on the binding affinity (KD) and thermodynamic profiles of BAZ2B domains interacting with acetylated histone peptides.
Creative Biolabs is committed to providing the highest quality custom BAZ2B analysis services at the most competitive prices. Please feel free to contact us for more information or to request a formal quote.
Reference
- Tallant, Cynthia, et al. "Molecular basis of histone tail recognition by human TIP5 PHD finger and bromodomain of the chromatin remodeling complex NoRC." Structure 23.1 (2015): 80-92. Distributed under Open Access license CC BY 3.0. The image was modified by extracting and using only part of the original image. https://doi.org/10.1016/j.str.2014.10.017.
For Research Use Only.