TABLE 2.
Summary of MD simulations of pore6-NaCl bilayer systems
| System* | Tsim† (ns) | Tpore‡ (ns) | ΔV§ (V) | Na+ leaked | Cl− leaked | Nwater¶ | Rpore‖ (nm) |
|---|---|---|---|---|---|---|---|
| 1 | 150 (10) | 0.5 (1.2) | 2.85(2.49) | 5 (1) | 0 (3) | 88Na (79Na) | 0.94 (0.89) |
| 2 | 10 (10) | 0.7 (0.45) | 2.77 (3.54) | 2 (2) | 2 (2) | 59Na (63Cl) | 0.77 (0.79) |
| 3 | 13 (10) | 6.3 (2.6) | 2.22 (2.28) | 1 (1) | 3 (3) | 57Na (71Cl) | 0.76 (0.84) |
| 4 | 10 (10) | 1.3 (0.25) | 2.58 (3.57) | 2 (1) | 2 (3) | 60Na (31Na) | 0.78 (0.56) |
| 5 | 10 (10) | 0.2 (0.75) | 3.10 (2.64) | 3 (1) | 3 (3) | 88Cl (53Cl) | 0.94 (0.73) |
| 6 | 13 (10) | 5.6 (0.8) | 2.61 (2.61) | 3 (2) | 2 (3) | 106Na (81Na) | 1.03 (0.90) |
| 7 | 10 (10) | 1.0 (1.75) | 2.38 (2.75) | 0 (2) | 3 (2) | 82Cl (44Na) | 0.91 (0.66) |
| 8 | 10 (10) | 1.4 (3.0) | 2.12 (1.97) | 2 (3) | 2 (1) | 54Na (20Na) | 0.74 (0.45) |
| 9 | 10 (10) | 1.7 (0.35) | 1.97 (2.96) | 1 (4) | 3 (1) | 44Na (50Cl) | 0.66 (0.71) |
| 10 | 15 (10) | 6.9 (1.2) | 2.34 (2.21) | 2 (2) | 2 (2) | 75Cl (16Na) | 0.87 (0.40) |
| 11** | 10 | 1.0 | 2.68 | 2 | 2 | 77Na | 0.88 |
| 12** | 10 | 3.1 | 2.85 | 1 | 3 | 74Cl | 0.86 |
Shown in parentheses are data for simulations with Charmm parameters for ions.
Total time of a simulation run.
Time before pore formation.
Transmembrane potential induced by an ionic charge imbalance before pore formation.
Corresponds to the leakage of the first ion, the type of the first leaked ions being indicated as a superscript.
Corresponding radius of the inner part of a water pore assuming an ideal cylindrical shape.
Simulation run at T = 310 K.