Biotin-CCP is a biotinylated peptide used for immobilization on streptavidin matrices while retaining CCP-domain recognition motifs. Residue composition provides hydrogen-bond and hydrophobic contacts for protein interactions. Researchers employ it in affinity capture, ELISA platforms, and structural-binding studies. Applications include surface functionalization, ligand screening, and protein-peptide interface mapping.
CAT No: R2768
Biotin-CCP is a specialized carbohydrate conjugate featuring a biotin moiety covalently attached to a cyclohexylcarbonyloxypropyl (CCP) group, designed to facilitate advanced research applications in biochemistry, molecular biology, and glycobiology. This innovative compound leverages the strong affinity of biotin for avidin and streptavidin, making it a powerful tool for labeling, detection, and immobilization strategies in a variety of experimental contexts. Its unique structure enables selective and stable conjugation to biomolecules, ensuring reliable performance in complex assay systems. Biotin-CCP is valued for its versatility, high binding specificity, and compatibility with a range of analytical and preparative methodologies, supporting the development of robust and reproducible protocols in both academic and industrial laboratories.
Affinity Purification: Biotin-CCP is widely utilized in affinity purification workflows, where its biotin tag enables the selective capture and isolation of biomolecules via streptavidin- or avidin-coated matrices. By conjugating the compound to proteins, peptides, or other ligands of interest, researchers can efficiently separate target molecules from complex mixtures, streamlining downstream analysis and enhancing the purity of isolated fractions. This application is particularly beneficial in proteomics, immunology, and enzymology studies, where high specificity and minimal background are critical for accurate results. The robust biotin-streptavidin interaction ensures that the captured molecules remain securely bound during stringent washing steps, facilitating the retrieval of high-quality, functionally active biomaterials for further investigation.
Labeling and Detection: The biotin moiety in Biotin-CCP serves as a highly sensitive probe for labeling and detection purposes in a variety of assay formats. When attached to antibodies, oligonucleotides, or other biomolecules, it enables visualization and quantification through subsequent binding to enzyme- or fluorophore-conjugated streptavidin. This approach is widely applied in western blotting, ELISA, immunohistochemistry, and flow cytometry, where precise detection of specific targets is essential. The strong and specific biotin-streptavidin interaction enhances signal-to-noise ratios, leading to improved assay sensitivity and reproducibility. Additionally, the CCP linkage provides a stable and flexible spacer, minimizing steric hindrance and preserving the biological activity of the labeled molecules.
Surface Immobilization: In biosensor development and microarray technology, Biotin-CCP is employed to immobilize carbohydrates, proteins, or other ligands onto solid surfaces with high spatial control. The biotin group allows for oriented and stable attachment to streptavidin-coated substrates, facilitating the construction of functionalized surfaces for analyte capture, interaction studies, or high-throughput screening. This application supports the creation of custom assay platforms and diagnostic devices, enabling detailed analysis of molecular interactions, binding kinetics, and specificity. The stability and efficiency of the immobilization process contribute to the reproducibility and robustness of these analytical systems.
Protein-Protein Interaction Studies: Researchers utilize the compound in protein-protein interaction assays, leveraging its biotin tag to anchor one interaction partner to a solid phase while probing binding events with labeled detection reagents. This setup is instrumental in mapping interaction networks, characterizing binding affinities, and screening for modulators of protein function. The flexibility of the CCP linker reduces steric constraints, promoting natural interaction dynamics and yielding more physiologically relevant data. Such studies are fundamental to understanding cellular signaling pathways, enzyme regulation, and the molecular basis of disease.
Glycobiology Research: Biotin-CCP plays a crucial role in glycobiology by enabling the selective labeling and analysis of carbohydrate structures. Its design allows for the conjugation to specific glycan motifs, which can then be detected or isolated using streptavidin-based methods. This capability supports the elucidation of glycan functions, mapping of glycosylation patterns, and profiling of carbohydrate-mediated interactions. The compound's compatibility with various analytical platforms, including mass spectrometry and lectin arrays, makes it an invaluable tool for advancing our understanding of glycan biology and its implications in health and disease.
Signal Amplification: In signal amplification strategies, Biotin-CCP is incorporated into assay systems to enhance detection sensitivity. By providing multiple binding sites for streptavidin-conjugated enzymes or fluorophores, it enables the generation of amplified signals from low-abundance targets. This approach is especially useful in applications where target concentrations are limited or detection thresholds are critical, such as early biomarker discovery or trace analyte quantification. The reliability and versatility of Biotin-CCP make it a preferred choice for researchers seeking to push the boundaries of sensitivity and specificity in their experimental workflows.
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