Table 1. Data-processing statistics.

Values in parentheses refer to the high-resolution shell.

Resolution range (Å)	62.5–1.90 (2.04–1.90)
Wavelength (Å)	1.5418
Space group	P21212
Unit-cell parameters (Å)	a = 55.52, b = 62.65, c = 34.45
Total observations	58770
Unique reflections	9197 (1153)
Completeness (%)	92.1 (60.3)
I/σ(I)	12.3 (4.9)
Rmerge (%)	4.9 (7.6)
Redundancy	6.4