Bar-plot of the Amino Acid frequencies. The bars are drawn on the position of λ
= /, for each amino acid i. The red line indicates λ
computed using the Equation 2. Dotted blue line - λ
2,5-dihydroxybenzoic acid; dashed line - λ
alpha-Cyano-4-hydroxycinnamic acid; dot dashed line - λ
. 3,5-Dimethoxy-4-hydroxycinnamic acid.