The Cdc25 Inhibitor IV, NSC 95397, also referenced under CAS 93718-83-3, controls the biological activity of Cdc25. This small molecule/inhibitor is primarily used for Phosphorylation & Dephosphorylation applications.
Synonym(s):
Cdc25 Inhibitor IV, NSC 95397, (2,3-bis-[2-hydroxyethylsulfanyl]-[1,4]naphthoquinone), PTP Inhibitor XXIX
A cell-permeable, para-naphthoquinone that has been reported to inhibit protein tyrosine phosphatase activity, including Cdc25 dual specificity phosphatase (Ki = 32 nM, 96 nM, and 40 nM for Cdc25A, -B, and -C, respectively) and blocks G2M transition in murine carcinoma cells. In addition, it is shown to inhibit S100A4 binding to myosin-IIA via covalent modification of cysteine residues, Cys81 and Cys86, in the target binding cleft (IC50 = 1.8 µM). It demonstrates inhibitory activity against S100A4-mediated depolymerization of myosin-IIA filaments.
Packaging
Packaged under inert gas
Warning
Toxicity: Standard Handling (A)
Reconstitution
Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C.
Other Notes
Dulyaninova, N.G., et al. 2011. Biochemistry50, 7218. Lazo, J.S., et al. 2002. Mol. Pharmacol.61, 720.
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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Replication origin assembly is a pivotal step in chromosomal DNA replication. In this process, the ORC complex binds DNA and, together with the CDC6 and CDT1, promotes the loading of the MCM helicase. Chemicals targeting origin assembly might be useful
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