RG33 is a short peptide motif enriched in arginine and glycine residues, imparting flexibility and strong electrostatic character. The sequence serves as a minimal model for examining nucleic-acid binding and protein-contact interfaces. Researchers analyze its conformational landscape by spectroscopy and simulation. Applications include cell-penetrating motif studies, RNA-binding research, and peptide-design efforts.
CAT No: R2773
RG33, a specialized carbohydrate compound, stands out in the realm of biochemical research due to its unique structural properties and versatile reactivity. As an oligosaccharide derivative, RG33 possesses a defined sequence of monosaccharide units, making it highly valuable for probing carbohydrate-protein interactions and elucidating glycan-mediated biological processes. Its solubility in aqueous environments and compatibility with a range of analytical techniques further enhance its utility across multiple scientific disciplines. Researchers frequently select RG33 for its stability under various experimental conditions and its ability to mimic naturally occurring glycans, thereby enabling detailed investigations into complex cellular mechanisms.
Glycobiology research: In the field of glycobiology, RG33 serves as a key probe for studying the intricate roles of carbohydrates in cellular communication and recognition. By incorporating RG33 into binding assays or cell-based models, scientists can dissect specific glycan-receptor interactions and gain insights into the molecular basis of cell signaling, immune modulation, and pathogen recognition. Its well-defined structure allows for precise mapping of binding epitopes, supporting efforts to unravel the functional significance of glycosylation patterns on proteins and cell surfaces.
Enzyme specificity studies: RG33 is frequently employed to characterize the substrate specificity and catalytic mechanisms of glycosidases and glycosyltransferases. Enzyme assays utilizing this oligosaccharide enable researchers to monitor reaction kinetics, determine enzyme preferences, and screen for novel inhibitors or activators. By providing a consistent and reproducible substrate, RG33 facilitates comparative studies across different enzyme families, contributing to the advancement of carbohydrate-active enzyme engineering and the development of new biocatalytic tools.
Analytical method development: The defined structure and chemical stability of RG33 make it an ideal standard for the development and validation of analytical techniques such as high-performance liquid chromatography (HPLC), mass spectrometry (MS), and capillary electrophoresis. Laboratories leverage RG33 to calibrate instruments, optimize separation protocols, and assess method sensitivity or reproducibility. Its application as a reference compound ensures accurate quantification and identification of glycan species in complex biological samples, supporting high-quality data generation in glycomics research.
Biomaterials engineering: In the context of biomaterials, RG33 is utilized to modify surfaces or fabricate glycan-functionalized materials that mimic natural extracellular matrices. By covalently attaching this carbohydrate to polymers, nanoparticles, or scaffolds, researchers can tailor material properties and promote specific cell-material interactions. Such engineered systems are valuable for studying cell adhesion, migration, and differentiation, as well as for designing advanced platforms for tissue engineering and regenerative medicine investigations.
Diagnostic assay development: RG33 also plays a pivotal role in the creation of novel diagnostic assays that rely on glycan recognition. By integrating this oligosaccharide into biosensor surfaces or microarray platforms, scientists can develop highly sensitive tools for detecting lectins, antibodies, or pathogens with glycan-binding capabilities. These assays enable rapid and specific identification of disease markers, environmental contaminants, or microbial agents, thereby broadening the scope of carbohydrate-based detection technologies and supporting innovation in the field of bioanalytical diagnostics.
4. SERS spectrum of the peptide thymosin‐β4 obtained with Ag nanorod substrate
5. High fat diet and GLP-1 drugs induce pancreatic injury in mice
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