The exon 14 variant, c. 1010T > C, predicts the substitution of isoleucine with threonine at residue 337 (Figure 6A). (journals.plos.org)
Additionally, in an attempt to dazzle you with numbers, some lopsided amino formulas drop the amounts of Valine and Isoleucine in favor or Leucine - a critical mistake - which ends up smothering some other very important benefits. (bodybuilding.com)
A closer cataloguing of all the metabolites produced by the bacterial cultures digesting potato or grass diets showed that as the levels of the amino acids isoleucine and valine rose, so too did the amount of PYY released. (sciencedaily.com)