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. 2008 May 1;9:226. doi: 10.1186/1471-2105-9-226

Table 6.

The values of AA indices that include average isoelectric point pI, Fauchere-Pliska's (FH) and the Eisenberg's (EH) hydrophobicity indices, and relative side-chain mass (M) and hydropathy (Hp) indices.

Name Code Index Physicochemical index

pI FH EH Hp M
Alanine A 1 6.01 0.42 0.62 1.8 0.115
Cysteine C 2 5.07 1.34 0.29 2.5 0.777
Aspartate D 3 2.77 -1.05 -0.9 -3.5 0.446
Glutamate E 4 3.22 -0.87 -0.74 -3.5 0.446
Phenylalanine F 5 5.48 2.44 1.19 2.8 0.36
Glycine G 6 5.97 0 0.48 -0.4 0.55
Histidine H 7 7.59 0.18 -0.4 -3.2 0.55
Isoleucine I 8 6.02 2.46 1.38 4.5 0.00076
Lysine K 9 9.74 -1.35 -1.5 -3.9 0.63
Leucine L 10 5.98 2.32 1.06 3.8 0.13
Methionine M 11 5.47 1.68 0.64 1.9 0.13
Asparagine N 12 5.41 -0.82 -0.78 -3.5 0.48
Proline P 13 6.48 0.98 0.12 -1.6 0.577
Glutamine Q 14 5.65 -0.3 -0.85 -3.5 0.7
Arginine R 15 10.76 -1.37 -2.53 -4.5 0.323
Serine S 16 5.68 -0.05 -0.18 -0.8 0.238
Threonine T 17 5.87 0.35 -0.05 -0.7 0.346
Valine V 18 5.97 1.66 1.08 4.2 1
Tryptophan W 19 5.89 3.07 0.81 -0.9 0.82
Tyrosine Y 20 5.67 1.31 0.26 -1.3 0.33