Rockefeller University Press

Table I

Fraction of Fast Deactivating Component in the Tail Currents

V	WT	Δ2-354
mV
−40	0.24 ± 0.04	0.16 ± 0.04
−50	0.33 ± 0.05	0.30 ± 0.04
−60	0.46 ± 0.05	0.34 ± 0.05
−70	0.58 ± 0.05	0.47 ± 0.04
−80	0.73 ± 0.04	0.56 ± 0.03
−90	0.82 ± 0.03	0.68 ± 0.02
−100	0.85 ± 0.02	0.76 ± 0.02
−110	0.89 ± 0.03	0.84 ± 0.02
−120	0.90 ± 0.02	0.92 ± 0.02

V	WT	Δ2-354
mV
−40	0.24 ± 0.04	0.16 ± 0.04
−50	0.33 ± 0.05	0.30 ± 0.04
−60	0.46 ± 0.05	0.34 ± 0.05
−70	0.58 ± 0.05	0.47 ± 0.04
−80	0.73 ± 0.04	0.56 ± 0.03
−90	0.82 ± 0.03	0.68 ± 0.02
−100	0.85 ± 0.02	0.76 ± 0.02
−110	0.89 ± 0.03	0.84 ± 0.02
−120	0.90 ± 0.02	0.92 ± 0.02

Tail currents are fit with double exponential function y = A₀ + A_fe^−t/τf+ A_se^−t/τs. Percentage of fast component is calculated as A_f/(A_f + A_s).

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