Cyclorasin 9A5 incorporates a cyclic peptide scaffold engineered to explore protein-protein interaction motifs. The conformational constraints enhance stability and binding selectivity. Researchers assess its structural rigidity and solvent-dependent behavior. Applications include therapeutic-mimic design, conformational studies, and ligand-optimization research.
CAT No: R2675
CAS No:1782098-79-6
Synonyms/Alias:Cyclorasin 9A5;CHEMBL4870310;HY-P10051;DA-52238;CS-0905163;1782098-79-6;
Cyclorasin 9A5 is a synthetic cyclic peptide designed to target and modulate specific protein-protein interactions relevant to cellular signaling pathways. As a member of the cyclorasin class of macrocyclic peptides, it exhibits enhanced structural stability and affinity for its intended molecular targets compared to linear peptide analogs. The unique cyclic conformation of Cyclorasin 9A5 confers resistance to proteolytic degradation, making it a valuable tool for dissecting intracellular signaling mechanisms and studying the modulation of biologically significant protein complexes. Its biochemical properties have positioned it as a prominent research tool in the exploration of oncogenic signaling, intracellular protein interactions, and peptide-based probe development.
Target validation: Cyclorasin 9A5 is widely employed in target validation studies where researchers seek to interrogate the functional significance of specific protein-protein interactions, particularly those implicated in oncogenic signaling cascades such as the Ras pathway. By selectively binding to its protein target, the peptide enables the disruption or modulation of key intracellular interactions, providing direct evidence of target engagement and facilitating the assessment of downstream biological effects. This application is critical in early-stage drug discovery and mechanistic studies aiming to elucidate the role of challenging intracellular targets.
Signal transduction research: The cyclic peptide structure and selective binding profile of Cyclorasin 9A5 make it a powerful molecular probe for investigating signal transduction networks. Researchers utilize it to dissect the dynamics of Ras-mediated signaling events, enabling the study of pathway activation, cross-talk, and feedback regulation. Its ability to penetrate cellular membranes and maintain stability in the intracellular environment allows for precise modulation of signaling nodes, supporting detailed mechanistic analyses of cellular response to external stimuli or genetic perturbations.
Protein interaction mapping: In the context of interactome studies, Cyclorasin 9A5 serves as a specialized reagent for mapping protein-protein interfaces. Its high affinity and specificity for particular protein conformations allow researchers to identify binding partners, characterize interaction domains, and elucidate the structural determinants of molecular recognition. Such mapping efforts are fundamental for understanding the architecture of signaling complexes and for guiding the rational design of next-generation peptide inhibitors.
Peptide-based inhibitor development: The robust cyclic scaffold of Cyclorasin 9A5 provides a template for the rational design and optimization of peptide-based inhibitors targeting intracellular protein-protein interactions. Researchers often use it as a reference molecule or starting point for structure-activity relationship studies, exploring modifications that enhance binding affinity, selectivity, or cellular uptake. Insights gained from these studies inform the development of novel macrocyclic peptides with improved pharmacological profiles for research use.
Cellular assay development: The biochemical properties of Cyclorasin 9A5, including its stability and target specificity, support its use in the development and optimization of cellular assays. Laboratories employ it to establish functional readouts for pathway inhibition, protein complex disruption, or target engagement within living cells. Such assays are instrumental in high-throughput screening campaigns, mechanistic studies, and the evaluation of new chemical entities that modulate intracellular signaling pathways.
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