Site-dependent ion coordination probabilities for NavAb WT and E177D
| Position of the binding site | COO—Coordination probability | |||
| Z (Å) | WT-SOD | E/D-SOD | WT-POT | E/D-POT |
| 3.0 | 0.38 | 0.25 | 0.29 | 0.47 |
| 2.5 | 0.27 | 0.46 | 0.28 | 0.41 |
| Position of the binding site | COO—Coordination probability | |||
| Z (Å) | WT-SOD | E/D-SOD | WT-POT | E/D-POT |
| 3.0 | 0.38 | 0.25 | 0.29 | 0.47 |
| 2.5 | 0.27 | 0.46 | 0.28 | 0.41 |
Entries represent the probabilities of finding carboxylate in the coordination sphere of an ion. P = 1 corresponds to all four selectivity filter carboxylates engaged in ion coordination. See also Fig. 6 D and its legend.