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. Author manuscript; available in PMC: 2013 Nov 9.
Published in final edited form as: Compr Physiol. 2012 Jul;2(3):10.1002/cphy.c110051. doi: 10.1002/cphy.c110051

Table 2.

Voltage Dependence of Selected Connexins

Connexin V1/2
(half-inactivation voltage, mV) 		Gmax Gmin Single channel
conductance, γ, pS		 References
26 95 0.94/1.01 0.19/0.19 115-150 (35, 226, 326)
32 60/63 1.02/1/01 0.25/0.27 70 (482, 559)
40 35 1/1 0.19/0.19 158-198 (9, 33)
43 61/61 1/1 0.29/0.29 90-110 (70, 449)
45 23/21 1.16/1.21 0.08/0.07 30 (24)

The voltage dependence can be described by the Vj at which half maximal inactivation occurs (V1/2), the fractional maximum conductance relative to the conductance at Vj = 0 (Gmax), and the fractional minimum conductance during inactivation by a large Vj (Gmin).