Table 1.
Voltage-clamp parameters of the different Nav1.7 mutants
Genotype | Activation |
Fast inactivation |
Current density |
|||||
---|---|---|---|---|---|---|---|---|
n | V1/2 (mV) | Slope (V/s) | Gmax (pS) | n | V1/2 (mV) | Slope (V/s) | (pA/pF) | |
WT | 31 | −18.3 ± 5.91 | 8.91 ± 1.24 | 76.62 ± 53.13 | 30 | −84.21 ± 6.82 | 6.67 ± 1.42 | −416.5 ± 291.5 |
I848T | 30 | −28.06 ± 5.42 | 8.99 ± 1.48 | 41.01 ± 29.51 | 32 | −86.32 ± 5.11 | 6.48 ± 1.36 | −252.8 ± 167.6 |
I848E | 20 | −24.1 ± 6.91 | 11.09 ± 1.77 | 7.79 ± 4.59 | 15 | −84.05 ± 6.6 | 6.99 ± 1.93 | −53.29 ± 47.09 |
F1432L WT | 18 | −20.02 ± 4.03 | 9.14 ± 0.83 | 110.0 ± 91.61 | 20 | −83.82 ± 4.07 | 6.70 ± 1.55 | −340.4 ± 229 |
F1432L IT | 14 | −40.76 ± 7.91 | 9.9 ± 2.03 | 15.89 ± 13.42 | 9 | −86.02 ± 4.69 | 5.59 ± 1.11 | −91.68 ± 53.48 |
F832L WT | 14 | −18.24 ± 5.42 | 9.24 ± 1.14 | 124.7 ± 86.09 | 11 | −84.06 ± 7.23 | 6.58 ± 1.12 | −445.6 ± 315.4 |
F832L IT | 14 | −25.7 ± 5.13 | 8.94 ± 1.26 | 72.34 ± 50.26 | 11 | −82.89 ± 4.93 | 6.13 ± 0.74 | −406.9 ± 246.9 |
F1320L WT | 9 | −15.94 ± 5.7 | 8.64 ± 1.27 | 124.6 ± 93.52 | 9 | −85.97 ± 4.03 | 5.9 ± 1.18 | −550.4 ± 427 |
F1320L IT | 14 | −25.70 ± 6.2 | 9.82 ± 1.26 | 81.79 ± 46.08 | 19 | −84.37 ± 4.7 | 6.38 ± 1.12 | −278.2 ± 80.83 |
F1436L WT | 15 | −19.20 ± 3.62 | 8.94 ± 1.37 | 69.16 ± 49.75 | 9 | −73.96 ± 3.51 | 5.59 ± 1.39 | −194.3 ± 107.6 |
F1436L IT | 17 | −29.91 ± 2.5 | 9.21 ± 1.23 | 34.21 ± 27.26 | 13 | −74.40 ± 4.14 | 5.93 ± 0.79 | −111.0 ± 64.26 |
All data are presented as mean ± SD.