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Category: Cellular Processes and ComponentsarrowCytoskeleton and Motor ProteinsarrowKinesin
Cat.No. Product Name
2191 S-Trityl-L-cysteine
Alternative name(s): NSC 83265
Price and Availability

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S-Trityl-L-cysteine
Chemical Name: S-(Triphenylmethyl)-L-cysteine

Biological Activity:

Potent, cell-permeable, selective inhibitor of mitotic kinesin Eg5, a protein required for establishing and maintaining a bipolar spindle. Inhibits basal ATPase activity (IC50 = 1 μM) and microtubule-activated ATPase activity of Eg5 (IC50 = 140 nM). Induces mitotic arrest in HeLa cells with an IC50 of 700 nM. Displays anti-tumour activity.

Technical Data:

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M.Wt: 363.47
Formula: C22H21NO2S
Storage: Store at +4°C
Solubility: Soluble to 50 mM in DMSO
CAS No: [2799-07-7]

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    References:

    DeBonis et al (2004) In vitro screening for inhibitors of the human mitotic kinesin Eg5 with antimitotic and antitumour activities. Mol.Cancer Ther. 3 1079. Brier et al (2004) Identification of the protein binding region of S-trityl-L-cysteine, a new potent inhibitor of mitotic kinesin Eg5. Biochemistry 43 13072.
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    Keywords: S-Trityl-L-cysteine, Cytoskeleton & Motor Proteins, Potent, Selective Inhibitor Of Mitotic Kinesin Eg5, NSC 83265, STrityl-L-cysteine, Tocris Bioscience

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