Table 1. Crystal parameters and data-collection statistics.

Values in parentheses are for the highest resolution shell.

X-ray source	Synchrotron (BL44B2 at SPring-8)
Wavelength (Å)	1.0000
Detector	CCD camera (ADSC Q210)
Space group	P212121
Unit-cell parameters (Å)
a	70.3
b	81.8
c	82.2
Mosaicity (°)	0.52
Wilson B factor (Å2)	15.8
Resolution range (Å)	58–2.2 (2.32–2.2)
Total observations	178036 (25785)
Unique reflections	24732 (3523)
Multiplicity	7.2 (7.3)
Completeness (%)	100.0 (100.0)
Mean I/σ(I)	12.7 (5.0)
Rmerge† (%)	11.4 (42.1)

^† R _merge = , where I _i(hkl) and 〈I(hkl)〉 are the observed intensity of the ith measurement and the mean intensity of the reflection with indices hkl, respectively.