Table 4. Time Constants for Recovery from Inactivation Induced by 5 s Prepulse to 0 mV.

hNav1.9	τfast(s)	0.6	τslow(s)	130
	95% CL*	0.5 to 0.9	95% CL	121.7 to 139.1
hNav1.9 K799N	τfast(s)	1.9	τslow(s)	97
	95% CL	1.2 to 4.5	95% CL	78.4 to 128.3

*95% confidence limits, n = 9 observations