Table 1.

Fit parameters for the GV relationships of different Hv1 constructs (mean ± SD)

Channel	pHi/pHo	V 1/2 (mV)	kT/ze0 (mV)	n
Hv1	6/6	52.4 ± 4.8	9 ± 2	4
	7/7	55.1 ± 3.6	14.4 ± 0.9	6
	8/8	42.2 ± 11	15.5 ± 1.6	7
Hv1Sper (Hv1‐Δ68)	6/6	45.1 ± 7.5	10 ± 1.2	3
	7/7	21.4 ± 8.2	10 ± 2.4	11
	8/8	0.9 ± 9.9	13.8 ± 1.9	10
Hv1Sper–Hv1	6/6	53.1 ± 9.3	10.8 ± 1.7	4
	7/7	40 ± 12.2	13.9 ± 1.3	4
	8/8	4.8 ± 5.5	12.7 ± 2.2	4
Hv1 + Hv1Sper	6/6	49.3 ± 4.6	10.8 ± 0.9	7
	7/7	30.8 ± 3	14.5 ± 3.1	7
	8/8	18.6 ± 12.8	16.8 ± 2.3	4