Identification and Characterization of Novel Inhibitors of mPTPB, an Essential Virulent Phosphatase from Mycobacterium tuberculosis

作者: Lan Chen , Bo Zhou , Sheng Zhang , Li Wu , Yuehong Wang

DOI: 10.1021/ML1001135

关键词:

摘要: Mycobacterium protein tyrosine phosphatase B (mPTPB) is an essential virulence factor required for tuberculosis (Mtb) survival in host macrophages. Consequently, mPTPB represents exciting new target with a completely novel mechanism of action. We screened library 7500 compounds against and identified several 2-oxo-1,2-dihydrobenzo[cd]indole-6-sulfonamide piperazinyl-thiophenyl-ethyl-oxalamide derivatives as two distinct classes inhibitors. showed that both inhibitors are capable blocking the mPTPB-mediated ERK1/2 inactivation. further demonstrated effective inhibiting growth Mtb Thus, improvement lead may produce class anti-TB agents.

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