Table 1. Data-collection and data-processing parameters for the V. cholerae CheY3 crystal.

Values in parentheses are for the outermost resolution shell.

Space group	R3
Unit-cell parameters (Å)	a = b = 67.98, c = 75.73
Rotation range per image (°)	0.5
Resolution range (Å)	30–1.86 (1.93–1.86)
No. of molecules per asymmetric unit	1
Matthews coefficient (VM; Å3 Da−1)	2.33
Solvent content (%)	47
No. of observations	17473 (1566)
No. of unique reflections	10370 (985)
Mosaicity (°)	0.2
Completeness (%)	94.3 (89.3)
Redundancy	1.7 (1.59)
Rmerge† (%)	2.25 (7.99)
B factor (Wilson plot; Å2)	18.88
Average I/σ(I)	9.7 (5.4)

^† R _merge = , where I _i(hkl) is the observed intensity of the ith measurement of reflection hkl and 〈I(hkl)〉 is the mean intensity of reflection hkl calculated after scaling.