Table 3.

Summary, of open probability (Po) of BK channels in the absence (ATP0, first line) and presence of ATP1 (1 mM, all other lines), during application of PKA (protein kinase A), PKG (protein kinase G), PKC (protein kinase C), STS (staurosporine), OA (okadaic acid), and after application of H₂S.

GH3	Po	GH4	Po	GH4 Strex	Po
ATP0		ATP0		ATP0
+H2S	+	+H2S	+	+H2S	0
ATP1	+	ATP 1	+	ATP1	+
+H2S	+	+H2S	+	+H2S	+
PKA	0	PKA	0	P KA	0
+H2S	+	+H2S	0	+H2S	0
PKG	0	PKG	0	PKG	0
+H2S	+	+H2S	+	+H2S	+
PKCsu	−	PKCsu	−	PKCsu	0
+H2S	0	+H2S	+	+H2S	+
STS	0	STS	0	STS	0
+H2S	+	+H2S	+	+H2S	+
OA	+	OA	+	OA	+
+H2S	0	+H2S	−	+H2S	0

All experimental values were compared to ATP1, except ATP0.

+, Po increase; 0, no effect; −, decrease of Po.