Table 3.
Changes in NaChBac gating parameters induced by 4 µM 4-fluoropropofol
NaChBac mutantActivationInactivation
ΔV1/2ΔZΔV1/2ΔZ
 mV e0  mV e0 
WT −14.11 ± 1.87§§§ 0.24 ± 0.32  −10.96 ± 0.80§§§ −0.78 ± 0.21 
V40C −14.33 ± 1.20§§§ 0.29 ± 0.35  −10.56 ± 1.51§§ −0.28 ± 0.32 
S129C −6.76 ± 2.37§ −0.17 ± 0.08  −3.73 ± 3.49* 0.20 ± 0.81 
T189C −15.77 ± 1.92§§ 0.80 ± 0.14§  −8.61 ± 2.02§ −0.78 ± 0.26 
F227C −6.58 ± 3.11 −0.26 ± 0.18  −17.30 ± 1.29§§§ −4.80 ± 0.58§§,*** 
NaChBac mutantActivationInactivation
ΔV1/2ΔZΔV1/2ΔZ
 mV e0  mV e0 
WT −14.11 ± 1.87§§§ 0.24 ± 0.32  −10.96 ± 0.80§§§ −0.78 ± 0.21 
V40C −14.33 ± 1.20§§§ 0.29 ± 0.35  −10.56 ± 1.51§§ −0.28 ± 0.32 
S129C −6.76 ± 2.37§ −0.17 ± 0.08  −3.73 ± 3.49* 0.20 ± 0.81 
T189C −15.77 ± 1.92§§ 0.80 ± 0.14§  −8.61 ± 2.02§ −0.78 ± 0.26 
F227C −6.58 ± 3.11 −0.26 ± 0.18  −17.30 ± 1.29§§§ −4.80 ± 0.58§§,*** 

Values are given as mean ± SEM (n = 4–13). Control versus 4-fluoropropofol for each mutant, evaluated by paired t test: §, P < 0.05; §§, P < 0.01; §§§, P < 0.001. Change induced by 4-fluoropropofol in NaChBac WT versus in each mutant, evaluated by one-way ANOVA with Bonferroni post hoc correction: *, P < 0.05; ***, P < 1E-4.

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