Table 20. Categorization of amino acids into three groups for a number of physicochemical properties [42].
Property | Group 1 | Group 2 | Group 3 |
Hydrophobicity | RKEDQN | GASTPHY | CVLIMFW |
Polarizability | GASCTPD | NVEQIL | MHKFRYW |
Polarity | LIFWCMVY | PATGS | HQRKNED |
Van der Waal's volume | GASDT | CPNVEQIL | KMHFRYW |