TABLE 2

Rate constants for wild-type and mutant channels

Channel konkoffKd
μM1s1 s 1 μM
Kv3.1 WT 1.4 ± 0.1 39.8 ± 5.3 28.8 ± 3.6
Kv3.1 L422I 0.37 ± 0.05 73.2 ± 4.5 202.7 ± 11.7
Kv1.5 WT 0.30 ± 0.02 60.0 ± 5.5 210.8 ± 5.9
Kv1.5 I502L 1.1 ± 0.3 36.7 ± 1.6 35.4 ± 1.9