Research Article
Large-Scale Protein-Protein Interactions Detection by Integrating Big Biosensing Data with Computational Model
Table 1
Division of amino acids into seven groups based on the dipoles and volumes of the side chains.
| Group | Class | Dipole scale | Volume scale |
| 1 | Ala, Gly, Val | Dipole < 1.0 | Volume < 50 | 2 | Ile, Leu, Phe, Pro | Dipole < 1.0 | Volume > 50 | 3 | Tyr, Met, Thr, Ser | 1.0 < dipole < 2.0 | Volume > 50 | 4 | His, Asn, Gln, Trp | 2.0 < dipole < 3.0 | Volume > 50 | 5 | Arg, Lys | Dipole > 3.0 | Volume > 50 | 6 | Asp, Glu | Dipole > 3.0 (opposite orientation) | Volume > 50 | 7 | Cys | 1.0 < dipole < 2.0 (form disulphide bonds) | Volume > 50 |
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