| FOD | Fuzzy oil drop model |
| FOD-M | Modified fuzzy oil drop model—the membrane environment included |
| DKL | Kullback-Leibler divergence entropy |
| RD | Relative Distance |
| PDB | Protein Data Bank |
| T | Theoretical hydrophobicity distribution—according to 3D Gauss function |
| O | Observed hydrophobicity distribution—calculated according to Levitt’s definition |
| R | Unified hydrophobicity distribution—all residues represent the same level of hydrophobicity |
| M | Distribution based on the presence of membrane environment |
| T-O-R | RD relation for O distribution with T and R distributions treated as reference distributions |
| T-O-M | RD relation for O distribution with T and M distributions treated as referenced distributions |
| FOD-A | Fuzzy oil drop model modified for amyloid description |
| 3DG | 3 dimensional Gauss function |
| 2DG | 2 dimensional Gauss function |
| Dom# | Domain with the number according to the position the chain |