Tapi-0 provides a peptide-like scaffold used in enzyme-modulation and protein-interaction studies. Its structural arrangement allows exploration of conformational flexibility and steric requirements. Researchers evaluate solvent-dependent folding and binding behavior. Applications include inhibitor design, structural biochemistry, and mechanistic modeling.
CAT No: R2473
CAS No:163958-73-4
Synonyms/Alias:163958-73-4;TAPI 0;TAPI-0;N-[(2R)-2-[2-(Hydroxyamino)-2-oxoethyl]-4-methyl-1-oxopentyl]-3-(2-naphthalenyl)-L-alanyl-L-alaninamide;N-{(2r)-2-[2-(Hydroxyamino)-2-Oxoethyl]-4-Methylpentanoyl}-3-Naphthalen-2-Yl-L-Alanyl-L-Alaninamide;CHEMBL1234732;(2R)-N-[(2S)-1-[[(2S)-1-amino-1-oxopropan-2-yl]amino]-3-naphthalen-2-yl-1-oxopropan-2-yl]-N'-hydroxy-2-(2-methylpropyl)butanediamide;TNF-alpha Protease Inhibitor-0;NHX;SCHEMBL1847906;GLXC-01795;143457-40-3;NGA95873;BDBM50407514;AKOS032962849;DA-78192;PD080349;HY-118694;Q27463822;110-143-1;
Tapi-0 is a small molecule inhibitor that has gained considerable attention within the field of cell signaling research due to its ability to selectively target protein tyrosine phosphatases, particularly PTPN1 (also known as PTP1B). As a non-peptidic, cell-permeable compound, it offers a valuable tool for dissecting the roles of tyrosine dephosphorylation in various biological processes. By modulating the activity of PTP1B, Tapi-0 enables researchers to investigate the intricate regulation of phosphorylation-dependent signaling pathways, which are fundamental to cellular communication, metabolism, and growth control. Its biochemical specificity and robust inhibitory properties make it a preferred choice for studies seeking to understand the molecular mechanisms underlying phosphatase-mediated signal transduction.
Signal transduction research: Tapi-0 is widely employed in studies focused on elucidating the dynamics of tyrosine phosphorylation in cellular signaling networks. By inhibiting PTP1B, it allows researchers to examine how sustained phosphorylation states affect downstream effectors, receptor tyrosine kinases, and adaptor proteins. This approach is instrumental in mapping out the functional consequences of phosphatase activity in processes such as cell growth, differentiation, and metabolic regulation. The use of this inhibitor provides a controlled means to dissect the temporal and spatial aspects of signal relay in both in vitro and cell-based systems.
Metabolic pathway analysis: The compound is particularly valuable in metabolic research, where PTP1B has been implicated in the negative regulation of insulin and leptin signaling. By blocking the enzymatic activity of PTP1B, Tapi-0 enables detailed investigation of insulin receptor and leptin receptor pathways, facilitating the study of glucose homeostasis and energy metabolism at the molecular level. Such applications are essential for understanding the basic biochemical mechanisms that govern cellular responses to metabolic cues, and for identifying potential molecular targets in metabolic disorder research.
Enzyme mechanism studies: As a selective inhibitor, Tapi-0 serves as a key reagent for probing the catalytic function and structural dynamics of protein tyrosine phosphatases. Researchers utilize it to characterize the active site requirements, substrate specificity, and regulatory interactions of PTP1B and related enzymes. Inhibition studies with this molecule help clarify the kinetic parameters and allosteric modulation of phosphatase activity, providing critical insights into enzyme function under physiological and experimental conditions.
Drug discovery and high-throughput screening: In pharmaceutical and biotechnology settings, Tapi-0 is frequently used as a reference inhibitor or positive control in the development and screening of novel PTP1B-targeted compounds. Its well-characterized inhibitory profile supports the validation of assay platforms and benchmarking of new chemical entities. By comparing the effects of test compounds to those of Tapi-0, researchers can efficiently assess potency, selectivity, and mechanism of action, thereby streamlining the early stages of drug discovery efforts targeting tyrosine phosphatases.
Cellular signaling modulation: The ability of Tapi-0 to penetrate cell membranes and exert its inhibitory effects in live cells makes it a valuable tool for modulating intracellular signaling events in real time. Researchers leverage this property to investigate the immediate and downstream cellular responses to phosphatase inhibition, including changes in phosphorylation status, protein-protein interactions, and gene expression patterns. Such studies are critical for linking biochemical activity to phenotypic outcomes, enabling a comprehensive understanding of how phosphatase regulation shapes cellular behavior in diverse biological contexts.
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