Table 1.

Data collection and structure refinement parameters

Wavelength	0.9334
Images	132
Unit cell parameters	a = 41.64 Å, b = 45.66 Å, c=58.34 Å α=90º, β=90º, γ=90º
Space group	P21
Resolution (Å)	50.0–1.80 (1.86–1.80)
Rmerge (%)	4.8 (35.8)
Completeness	97.2 (91.0)
Multiplicity	2.7 (2.1)
I/σ	20.09 (2.15)
Alpha_twin	0.49
No. Reflections (observed)	19877
Structure refinement
R-factor (%)	14.95
R-free (%)	19.34
No. Reflections (R-Free %)	5%
No. water molecules	510
Rmsd values
Bond lengths (A°)	0.005
Bond angles (deg.)	0.835
Ramachandran statistics
Most favored (%)	98.3
Additional allowed (%)	1.7
Generously allowed (%)	0