Main Reaction: threonine >> valine

Reference: PubMed ID: 19866455
Authors: Broyart C, Fontaine JX, Molinié R, Cailleu D, Tercé-Laforgue T, Dubois F, Hirel B, Mesnard F
Title: Metabolic profiling of maize mutants deficient for two glutamine synthetase isoenzymes using 1H-NMR-based metabolomics.
Published: 2010 Jan-Feb

threonine --> valine