Microbial metabolism of quinoline and related compounds. XVII. Degradation of 3-methylquinoline by Comamonas testosteroni 63

Biol Chem Hoppe Seyler. 1993 Mar;374(3):175-81. doi: 10.1515/bchm3.1993.374.1-6.175.

Abstract

A bacterial strain which utilizes 3-methylquinoline as sole source of carbon, nitrogen and energy was isolated from activated sludge. On the basis of its morphological and physiological characteristics, this isolate was classified as Comamonas testosteroni. Four metabolites of 3-methylquinoline degradation were isolated from the culture supernatant and identified as 3-methyl-2-oxo-1,2-dihydroquinoline, 6-hydroxy-3-methyl-2-oxo-1,2-dihydroquinoline, 5,6-dihydroxy-3-methyl-2-oxo-1,2-dihydroquinoline and 2,5,6-trihydroxy-3-methylpyridine. Based on these results, a degradation pathway for 3-methylquinoline is proposed.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Culture Media
  • Hydrogen-Ion Concentration
  • Pseudomonas / growth & development
  • Pseudomonas / metabolism*
  • Quinolines / metabolism*
  • Spectrophotometry, Ultraviolet

Substances

  • Culture Media
  • Quinolines
  • 3-methylquinoline