Protein kinase G is required for intrinsic antibiotic resistance in mycobacteria

Antimicrob Agents Chemother. 2009 Aug;53(8):3515-9. doi: 10.1128/AAC.00012-09. Epub 2009 Jun 15.

Abstract

Antibiotic resistance and virulence of pathogenic mycobacteria are phenotypically associated, but the underlying genetic linkage has not been known. Here we show that PknG, a eukaryotic-type protein kinase previously found to support survival of mycobacteria in host cells, is required for the intrinsic resistance of mycobacterial species to multiple antibiotics.

Publication types

  • Research Support, N.I.H., Extramural
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Anti-Bacterial Agents / pharmacology*
  • Bacterial Proteins / genetics
  • Bacterial Proteins / metabolism*
  • Blotting, Western
  • Cyclic GMP-Dependent Protein Kinases / genetics
  • Cyclic GMP-Dependent Protein Kinases / metabolism*
  • Drug Resistance, Microbial / genetics*
  • Mycobacterium / drug effects*
  • Mycobacterium / enzymology*
  • Mycobacterium / genetics
  • Mycobacterium tuberculosis / drug effects
  • Mycobacterium tuberculosis / enzymology
  • Mycobacterium tuberculosis / genetics
  • Phagosomes / metabolism
  • Reverse Transcriptase Polymerase Chain Reaction

Substances

  • Anti-Bacterial Agents
  • Bacterial Proteins
  • Cyclic GMP-Dependent Protein Kinases