Table 1. Diffraction, data-collection and reduction statistics.

Values in parentheses are for the highest resolution shell (2.74–2.60 Å).

Wavelength (Å)	1.088
Space group	P21
Unit-cell parameters (Å, °)	a = 91.0, b = 73.0, c = 161.4, β = 91.4
Resolution limits (Å)	40.0–2.6
No. of reflections	170159
No. of unique reflections	60029
Rsym (%)	11.9 (26.8)
Mean I/σ(I)	9.6 (3.1)
Completeness (%)	91.7 (89.3)
Multiplicity	2.8 (2.7)