Role of nitrogen limitation in transformation of RDX (hexahydro-1,3,5-trinitro-1,3,5-triazine) by Gordonia sp. strain KTR9

Appl Environ Microbiol. 2013 Mar;79(5):1746-50. doi: 10.1128/AEM.03905-12. Epub 2012 Dec 28.

Abstract

The transcriptome of RDX (hexahydro-1,3,5-trinitro-1,3,5-triazine)-degrading strain Gordonia sp. strain KTR9 and its glnR mutant were studied as a function of nitrogen availability to further investigate the observed ammonium-mediated inhibition of RDX degradation. The results indicate that nitrogen availability is a major determinant of RDX degradation and xplA gene expression in KTR9.

Publication types

  • Research Support, U.S. Gov't, Non-P.H.S.

MeSH terms

  • Actinomycetales / genetics
  • Actinomycetales / metabolism*
  • Biotransformation
  • Gene Deletion
  • Gene Expression Profiling
  • Nitrogen / metabolism*
  • Quaternary Ammonium Compounds / metabolism
  • Trans-Activators / genetics
  • Triazines / metabolism*

Substances

  • Quaternary Ammonium Compounds
  • Trans-Activators
  • Triazines
  • Nitrogen
  • cyclonite