Table 1. Statistical analysis of X-ray diffraction data for native and SeMet complex crystals.

Values in parentheses are for the highest resolution shell.

	Native type II complex	SeMet type II complex
X-ray source	CHESS (F2 station)	NSLS (X8C beamline)
Wavelength (Å)	0.9790	0.9788
Detector	CCD	CCD
Crystal parameters
Space group	P212121	P212121
Unit-cell parameters
a (Å)	45.57	45.21
b (Å)	52.22	52.34
c (Å)	156.26	154.69
Resolution (Å)	2.1 (2.18–2.10)	2.0 (2.07–2.00)
Mosaicity (°)	0.53	0.65
Solvent content (%)	48	48
Molecules per AU (heterodimers)	1	1
Data processing
No. observed reflections	88650	300975
No. unique reflections	22173	25648
Completeness (%)	99.0 (95.8)	99.6 (96.3)
Rsym (%)	5.9 (18.1)	10.3 (35.4)
Average I/σ(I)	15.8 (4.8)	25.81 (3.0)