Table 1.

Datacollection and refinement statistics

	PXL2
Wavelengh (Å)	0.9790
Resolution range (Å)	108.37–3.60 (3.71–3.60)
Space group	P21212
Unit-cell	128.05, 203.42, 68.49
	90.00,90.00,90.00
Unique reflections	18571 (2891)
Completeness (%)	99.98 (87.2)
Mean I/sigma (I)	13.6 (3.2)
Redundancy	3.0 (3.1)
R sym (%)	15.7 (64.2)
R work	0.277 (0.423)
R free	0.321 (0.523)
R.m.s.d (bonds)	0.006
R.m.s.d (angels)	2.038

* $\text{Rsym}={\sum }_{hkl}{\sum }_i\left|\text{(}hkl\text{)}\right.-〈I(hkl)〉\left|/{\sum }_{hkl}{\sum }_{i}Ii\right.(hkl)$ where Ii(hkl) is the intensity of the ith observation of reflection hkl and 〈I(hkl)〉 is the average over all observations of reflection hkl