TABLE 3.
Summary of types of chemical contacts
| Type | Main chain (%) | Side chain (%) |
|---|---|---|
| Acid (D, E) | 12.0 | 37.0 |
| Base (H, K, R) | 4.5 | 30.0 |
| Polar (N, Q, S, T) | 4.3 | 3.2 |
| Small (A, G) | 2.4 | 1.5 |
| Aromatic N-P (F) | 0.6 | 1.2 |
| Aromatic P (W, Y) | 0.4 | 2.7 |
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