Table 1. Data collection and processing.

Values in parentheses are for the outer shell.

Diffraction source	I911-2, MAX-lab
Wavelength (Å)	1.03973
Temperature (K)	100
Detector	MAR 165 CCD
Crystal-to-detector distance (mm)	150
Rotation range per image (°)	1.0
Total rotation range (°)	200
Exposure time per image (s)	30
Space group	I4122
a, b, c (Å)	200.2, 200.2, 106.8
α, β, γ (°)	90, 90, 90
Mosaicity (°)	0.33
Resolution range (Å)	50.0–2.69 (2.76–2.69)
Total No. of reflections	475968
No. of unique reflections	29998
Completeness (%)	98.5 (94.3)
Multiplicity	15.9 (12.6)
〈I/σ(I)〉	23.6 (5.7)
R r.i.m.	0.132 (0.595)
Overall B factor from Wilson plot (Å2)	52.38