Table 1.

Summary of Effects of Agonists and Inhibitors on Different Channel Types

	cGMP	cAMP		DAG		Tetracaine
Channel	K1/2	K1/2	Efficacy	IC50	Maximal percentinhibition	IC50	Percentinhibition
Brod	31.0	1830	0.05	0.83	100	2.6	94.1
Rolf	2.1	37	1	3.24	31	139.6	10.4
Molf	1.2	37	1	3.50	17	–	18.8
Molf G204E	1.9	37	1	0.99	100	10.8	78.3
Rolf G204E	1.8	37	1	0.73	100	–	76.4
Rolf G204W	14.0	440	0.44	0.26	100	2.2	100