Malonate catabolism does not drive N2 fixation in legume nodules

Appl Environ Microbiol. 2013 Jul;79(14):4496-8. doi: 10.1128/AEM.00919-13. Epub 2013 May 10.

Abstract

Malonyl-coenzyme A (CoA) decarboxylase, malonyl-CoA synthetase, and malonate transporter mutants of Rhizobium leguminosarum bv. viciae and trifolii fixed N2 at wild-type rates on pea and clover, respectively. Thus, malonate does not drive N2 fixation in legume nodules.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Bacterial Proteins / metabolism
  • Coenzyme A Ligases / metabolism
  • Malonates / metabolism*
  • Malonyl Coenzyme A / metabolism
  • Mutation
  • Nitrogen Fixation*
  • Pisum sativum / metabolism*
  • Plant Root Nodulation
  • Rhizobium leguminosarum / genetics
  • Rhizobium leguminosarum / physiology*
  • Symbiosis
  • Trifolium / metabolism*

Substances

  • Bacterial Proteins
  • Malonates
  • Malonyl Coenzyme A
  • malonic acid
  • Coenzyme A Ligases
  • malonyl-CoA synthetase