Table 1. Crystallographic data collection and structure refinement statistics.

Data set	Kv4.2 T1
Wavelength, Å	1.54
Cell a, b, c, Å	a = 60.0, b = 60.0, c = 61.6
Space group	P4212
Resolution, Å	2.1
Completeness, %	99.5
Rmerge,* %	5.5
Rcryst,† %	23.04
Rfree,‡ %	27.7
No. reflections	163,537
No. unique reflections	7,071
Reflections in test set, %	10.8
No. protein atoms	885
No. water molecules	57
Avg. B factor, Å2	30

^*R_merge = Σ|l_i — 〈l〉|/Σ l_i.

^†R_cryst = Σ|F_o — F_c|/Σ|F_o|.

^‡R_free = Σ|F_o — F_c|/Σ|F_o| for a 10.8% subset of diffraction data.