Fig. 10From: TorsiFlex: an automatic generator of torsional conformers. Application to the twenty proteinogenic amino acidsConformational hierarchies for each pAA. Type I, II, III and IV backbone configurations are represented by black, red, blue and green colors, respectively. The top figure shows the relative energy of all conformers and their total number is summarized at the end of the row. The bottom figure zooms in the most stable types within a window of 2.5 kcal/molBack to article page