Table 1. Data-collection and processing statistics and crystallographic parameters.

Values in parentheses are for the highest resolution shell.

Space group	P41 or P43
Unit-cell parameters (Å)	a = b = 75.63, c = 114.9
Wavelength (Å)	0.95
Resolution (Å)	75.59–5.00 (5.27–5.00)
Observed reflections	10543 (1529)
Unique reflections	2851 (407)
Multiplicity	3.7 (3.8)
Data completeness (%)	99.9 (100)
Rmerge†	0.235 (0.467)
Average I/σ(I)	2.8 (1.7)
Mosaicity (°)	0.55

^† R _merge = , where I _i(hkl) is the intensity of the ith observation of reflection hkl, 〈I(hkl)〉 is the weighted average intensity for all observations i of reflection hkl, is the sum over all reflections and is the sum over i measurements of reflection hkl.