The Mechanism of Chromatographic Retention - Chromatographic Interactions > Ionic Interactions > Page 18

The peptide might be the hexapeptide,

leucine-alanine-phenylalanine-leucine-alanine-phenylalanine

or of similar composition. It is seen that there is a preponderance of aliphatic chains present, long chains contributed by the two leucine fragments, short chains contributed by alanine fragments.

Figure 7 An Examples of an Hydrophobic Peptide