Table 3. Data collection and processing.

Values in parentheses are for the outer shell.

Diffraction source	Beamline 1W2B, BSRF
Wavelength (Å)	1.0000
Temperature (K)	100
Detector	SX165
Crystal-to-detector distance (mm)	124.3
Rotation range per image (°)	1
Total rotation range (°)	360
Exposure time per image (s)	10
Space group	C2
a, b, c (Å)	60.10, 63.20, 66.90
α, β, γ (°)	90, 105.00, 90
Mosaicity (°)	0.362
Resolution range (Å)	32.9–1.9 (1.95–1.90)
Total No. of reflections	138682 (9763)
No. of unique reflections	18481 (1291)
Completeness (%)	96.64 (94.13)
Multiplicity	7.5 (7.56)
〈I/σ(I)〉	25.03 (8.91)
R r.i.m.	0.05
Overall B factor from Wilson plot (Å2)	10.8