Kinetic components of single-channel closed events
| [Ca2+] | τE1 | aE1 | τE2 | aE2 | τE3 | aE3 | τE4 | aE4 | τE5 | aE5 |
| mM | ms | % | ms | % | ms | % | ms | % | ms | % |
| 0 | 0.20 ± 0.01 | 27 ± 2 | 2.4 ± 0.3 | 33 ± 5 | 6.9 ± 0.8 | 34 ± 4 | 24 ± 5 | 4.8 ± 2.0 | 3,300 ± 600 | 0.19 ± 0.07 |
| 1.8 | 0.52 ± 0.04a | 40 ± 3a | 2.9 ± 0.3 | 39 ± 3 | 7.2 ± 0.7 | 20 ± 5 | 240 ± 100a | 1.19 ± 0.85a | 6,000 ± 800a | 0.19 ± 0.05 |
| 5 | 0.98 ± 0.24a | 44 ± 8a | 4.4 ± 0.4a | 44 ± 5 | 26 ± 10 | 9.5 ± 3.7a | 850 ± 360a | 1.56 ± 0.59a | 5,700 ± 900a | 1.0 ± 0.4a |
| 75 | 0.60 ± 0.07a | 72 ± 6a | 3.8 ± 0.5a | 24 ± 5 | 23 ± 4a | 2.1 ± 0.8a | 1,300 ± 700* | 0.58 ± 0.47a | 19,000 ± 5,000a | 0.96 ± 0.52a |
| [Ca2+] | τE1 | aE1 | τE2 | aE2 | τE3 | aE3 | τE4 | aE4 | τE5 | aE5 |
| mM | ms | % | ms | % | ms | % | ms | % | ms | % |
| 0 | 0.20 ± 0.01 | 27 ± 2 | 2.4 ± 0.3 | 33 ± 5 | 6.9 ± 0.8 | 34 ± 4 | 24 ± 5 | 4.8 ± 2.0 | 3,300 ± 600 | 0.19 ± 0.07 |
| 1.8 | 0.52 ± 0.04a | 40 ± 3a | 2.9 ± 0.3 | 39 ± 3 | 7.2 ± 0.7 | 20 ± 5 | 240 ± 100a | 1.19 ± 0.85a | 6,000 ± 800a | 0.19 ± 0.05 |
| 5 | 0.98 ± 0.24a | 44 ± 8a | 4.4 ± 0.4a | 44 ± 5 | 26 ± 10 | 9.5 ± 3.7a | 850 ± 360a | 1.56 ± 0.59a | 5,700 ± 900a | 1.0 ± 0.4a |
| 75 | 0.60 ± 0.07a | 72 ± 6a | 3.8 ± 0.5a | 24 ± 5 | 23 ± 4a | 2.1 ± 0.8a | 1,300 ± 700* | 0.58 ± 0.47a | 19,000 ± 5,000a | 0.96 ± 0.52a |
P < 0.05 relative to 0 mM Ca2+ (paired t test).