1. Academic Validation
  2. Design, synthesis, and biological activity of diaryl ether inhibitors of Toxoplasma gondii enoyl reductase

Design, synthesis, and biological activity of diaryl ether inhibitors of Toxoplasma gondii enoyl reductase

  • Bioorg Med Chem Lett. 2013 Apr 1;23(7):2035-43. doi: 10.1016/j.bmcl.2013.02.019.
Gang Cheng 1 Stephen P Muench Ying Zhou Gustavo A Afanador Ernest J Mui Alina Fomovska Bo Shiun Lai Sean T Prigge Stuart Woods Craig W Roberts Mark R Hickman Patty J Lee Susan E Leed Jennifer M Auschwitz David W Rice Rima McLeod
Affiliations

Affiliation

  • 1 Drug Discovery Program, Department of Medicinal Chemistry and Pharmacognosy, University of Illinois at Chicago, 833 South Wood Street, Chicago, IL 60612, USA.
Abstract

Triclosan is a potent inhibitor of Toxoplasma gondii enoyl reductase (TgENR), which is an essential Enzyme for Parasite survival. In view of triclosan's poor druggability, which limits its therapeutic use, a new set of B-ring modified analogs were designed to optimize its physico-chemical properties. These derivatives were synthesized and evaluated by in vitro assay and TgENR Enzyme assay. Some analogs display improved solubility, permeability and a comparable MIC50 value to that of triclosan. Modeling of these inhibitors revealed the same overall binding mode with the Enzyme as triclosan, but the B-ring modifications have additional interactions with the strongly conserved Asn130.

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