Parameters of activation
| Condition | −β4 Peptide | +β4 Peptide | P-value (−β4 vs. +β4) | ||||||
| V1/2 | k | Gmax | V1/2 | k | Gmax | V1/2 | k | Gmax | |
| mV | mV | nS | mV | mV | nS | ||||
| WT − ATX (n = 6, 5) | −11.2 ± 0.7 | 8.7 ± 0.2 | 28.1 ± 3.3 | −13.5 ± 0.5 | 8.1 ± 0.3 | 38.5 ± 10.9 | <0.05 | 0.1 | 0.3 |
| WT + ATX (n = 6, 5) | −16.5 ± 0.9 | 8.4 ± 0.1 | 33.0 ± 4.2 | −20.5 ± 1.1 | 7.8 ± 0.5 | 40.1 ± 10.9 | <0.05 | 0.2 | 0.5 |
| CW − ATX (n = 5, 6) | −10.9 ± 0.8 | 10.0 ± 0.3 | 24.7 ± 7.3 | −9.4 ± 1.0 | 11.7 ± 0.3 | 20.2 ± 6.4 | 0.3 | <0.005 | 0.7 |
| CW + ATX (n = 5, 6) | −35.6 ± 2.1 | 5.6 ± 0.5 | 45.7 ± 10.1 | −34.9 ± 1.4 | 7.4 ± 0.5 | 31.2 ± 10.2 | 0.8 | <0.05 | 0.5 |
| Condition | −β4 Peptide | +β4 Peptide | P-value (−β4 vs. +β4) | ||||||
| V1/2 | k | Gmax | V1/2 | k | Gmax | V1/2 | k | Gmax | |
| mV | mV | nS | mV | mV | nS | ||||
| WT − ATX (n = 6, 5) | −11.2 ± 0.7 | 8.7 ± 0.2 | 28.1 ± 3.3 | −13.5 ± 0.5 | 8.1 ± 0.3 | 38.5 ± 10.9 | <0.05 | 0.1 | 0.3 |
| WT + ATX (n = 6, 5) | −16.5 ± 0.9 | 8.4 ± 0.1 | 33.0 ± 4.2 | −20.5 ± 1.1 | 7.8 ± 0.5 | 40.1 ± 10.9 | <0.05 | 0.2 | 0.5 |
| CW − ATX (n = 5, 6) | −10.9 ± 0.8 | 10.0 ± 0.3 | 24.7 ± 7.3 | −9.4 ± 1.0 | 11.7 ± 0.3 | 20.2 ± 6.4 | 0.3 | <0.005 | 0.7 |
| CW + ATX (n = 5, 6) | −35.6 ± 2.1 | 5.6 ± 0.5 | 45.7 ± 10.1 | −34.9 ± 1.4 | 7.4 ± 0.5 | 31.2 ± 10.2 | 0.8 | <0.05 | 0.5 |