aa color properties A green small hydrophilic R orange basic N blue acid, acid amide, hydrophylic D blue acid, acid amide, hydrophylic C yellow Q blue acid, acid amide, hydrophylic E blue acid, acid amide, hydrophylic G green small hydrophilic H orange basic I pink small hydrophobic L pink small hydrophobic K orange basic M pink small hydrophobic F magenta aromatic P green small hydrophilic S green small hydrophilic T green small hydrophilic W magenta aromatic Y magenta aromatic V pink small hydrophobic