Table 1. Crystallographic data-collection and refinement statistics.

Values in parentheses are for the highest resolution shell.

Data-collection statistics
Space group	P42212
Unit-cell parameters (Å)	a = b = 99.14, c = 229.06
Resolution (Å)	50.0–4.7 (4.95–4.7)
Rmerge† (%)	8.3 (40.7)
Completeness (%)	91.0 (92.7)
I/σ(I)	10.4 (2.99)
No. of reflections	21804 (3122)
No. of unique reflections	5856 (817)
Molecular-replacement statistics
Resolution (Å)	15.0–4.7
Two-body rigid-body refinement
Correlation coefficient (%)	68.2
R factor‡ (%)	52.3
Seven-body rigid-body refinement
Correlation coefficient (%)	69.8
R factor‡ (%)	50.9

^† R _merge = .

^‡ R = . The R factor is calculated on all reflections.