Synthesis and biological evaluation of cyclopropyl analogues of fosmidomycin as potent Plasmodium falciparum growth inhibitors

J Med Chem. 2006 Apr 20;49(8):2656-60. doi: 10.1021/jm051177c.

Abstract

A series of fosmidomycin analogues featuring restricted conformational mobility has been synthesized and evaluated as inhibitors of 1-deoxy-D-xylulose 5-phosphate (DOXP) reductoisomerase and as growth inhibitors of P. falciparum. The enantiomerically pure trans-cyclopropyl N-acetyl analogue 3b showed comparable inhibitory activity as fosmidomycin toward E. coli DOXP reductoisomerase and proved equally active when tested in vitro for P. falciparum growth inhibition. Conversely, the alpha-phenyl cis-cyclopropyl analogue 4 showed virtually no inhibition of the enzyme.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Aldose-Ketose Isomerases / antagonists & inhibitors
  • Animals
  • Escherichia coli / drug effects
  • Escherichia coli / enzymology
  • Fosfomycin / analogs & derivatives*
  • Fosfomycin / chemical synthesis
  • Fosfomycin / chemistry
  • Fosfomycin / pharmacology
  • In Vitro Techniques
  • Molecular Structure
  • Multienzyme Complexes / antagonists & inhibitors
  • Oxidoreductases / antagonists & inhibitors
  • Parasitic Sensitivity Tests
  • Plasmodium falciparum / cytology
  • Plasmodium falciparum / drug effects*
  • Plasmodium falciparum / growth & development*
  • Stereoisomerism
  • Structure-Activity Relationship

Substances

  • Multienzyme Complexes
  • Fosfomycin
  • fosmidomycin
  • Oxidoreductases
  • 1-deoxy-D-xylulose 5-phosphate reductoisomerase
  • Aldose-Ketose Isomerases