Frequency (a), Size/complexity score (b) and Chronology rank (c) of amino acids in Group A versus Group B

<p><b>Copyright information:</b></p><p>Taken from "The action of selection on codon bias in the human genome is related to frequency, complexity, and chronology of amino acids"</p><p>BMC Genomics 2006;7():67-67.</p><p>Published online 3 Apr 2006</p><p>PMCID:PMC1456966.</p><p>Copyright © 2006 Kotlar and Lavner; licensee BioMed Central Ltd.</p> The bars designate the minimum and maximum values, the box designates the interquartile range, and the thick line in the middle represents the median