TRAF6 Control Peptide Trifluoroacetate provides a defined sequence used to investigate protein-protein interaction motifs in signaling pathways. Charge-rich residues shape binding affinity and structural accessibility. Researchers examine its conformational states under different solvent conditions. Applications include structural biochemistry, pathway-mapping research, and ligand-modeling studies.
CAT No: R2478
CAS No:852805-92-6
Synonyms/Alias:852690-80-3;TRAF6 Control Peptide Trifluoroacetate;TRAF6 Control Peptide trifluoroacetate salt;852805-92-6;TRAF6 Peptide Trifluoroacetate;TRAF6 Peptide trifluoroacetate salt;DA-78570;FT110176;FT110177;H-Ala-Ala-Val-Ala-Leu-Leu-Pro-Ala-Val-Leu-Leu-Ala-Leu-Leu-Ala-Pro-Glu-Ser-Ala-Ser-Gly-Ala-Ser-Ala-Asp-Ala-Ser-Val-Asn-Phe-Leu-Lys-OH ; H-AAVALLPAVLLALLAPESASGASADASVNFLK-OH;H-Ala-Ala-Val-Ala-Leu-Leu-Pro-Ala-Val-Leu-Leu-Ala-Leu-Leu-Ala-Pro-Glu-Ser-Ala-Ser-Gly-Pro-Ser-Glu-Asp-Pro-Ser-Val-Asn-Phe-Leu-Lys-OH ; H-AAVALLPAVLLALLAPESASGPSEDPSVNFLK-OH;
TRAF6 Control Peptide Trifluoroacetate is a synthetic peptide designed to serve as a negative or competitive control in studies involving TRAF6, a key adaptor protein within the tumor necrosis factor receptor-associated factor (TRAF) family. Characterized by its sequence-specific interaction profile, this peptide is typically supplied as a trifluoroacetate salt to enhance stability and solubility in aqueous solutions. Its primary function is to provide a reliable baseline for experiments investigating the molecular mechanisms of TRAF6-mediated signaling, ubiquitination, and downstream cellular responses. As a research tool, it is instrumental in dissecting the specificity and functional consequences of TRAF6 interactions in cellular and molecular biology.
Signal transduction studies: In the context of signal transduction research, the control peptide is frequently employed to distinguish between specific TRAF6-dependent signaling events and non-specific background activity. By introducing the control sequence in parallel with active or mutant TRAF6 peptides, researchers can validate the selectivity of protein-protein interactions, phosphorylation events, and pathway activation. This application is particularly valuable in studies of NF-κB signaling, innate immune responses, and cytokine receptor pathways, where TRAF6 plays a pivotal regulatory role.
Protein interaction assays: The peptide serves as an essential negative control in co-immunoprecipitation, pull-down, and surface plasmon resonance assays designed to map TRAF6 binding partners. By providing a non-binding or sequence-scrambled reference, it enables the differentiation of genuine protein-protein interactions from artifacts or non-specific associations. This is crucial for accurately characterizing the molecular determinants of TRAF6 recognition and for validating the functional relevance of candidate interactors in complex biological samples.
Ubiquitination pathway research: TRAF6 is a central mediator of K63-linked polyubiquitination, which modulates downstream signaling cascades in various biological processes. The control peptide is utilized to confirm the specificity of in vitro ubiquitination assays by serving as a non-substrate or competitive inhibitor. This approach helps elucidate the requirements for E3 ligase activity, substrate selection, and the mechanistic basis of ubiquitin chain assembly, thereby advancing understanding of post-translational modification networks regulated by TRAF6.
Peptide-based screening and inhibitor validation: During the development and validation of small molecule or peptide-based inhibitors targeting TRAF6-associated pathways, the control peptide provides a critical reference for assessing compound specificity and off-target effects. It is incorporated into high-throughput screening platforms and dose-response experiments to ensure that observed inhibitory activity is attributable to selective disruption of TRAF6 interactions rather than non-specific peptide effects. This contributes to the rigor and reproducibility of early-stage drug discovery and mechanistic studies.
Cellular localization and trafficking studies: In investigations of TRAF6 subcellular localization, trafficking, and compartmentalization, the control peptide is applied to exclude sequence-independent uptake or distribution phenomena. By comparing the cellular fate of labeled control versus functional peptides, researchers can attribute observed localization patterns to bona fide targeting signals or interaction motifs. Such studies are instrumental in mapping the spatial dynamics of TRAF6 signaling complexes and in elucidating the cellular context of its regulatory functions.
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