Table 1.

Data collection and refinement statistics

	1.95 Å Native	2.2 Å Selenate SAD
Data collection
Space group	P21	P21
Cell dimensions
a, b, c (Å)	59.50, 66.97, 91.83	59.47, 66.85, 91.97
α, β, γ (°)	90, 108.055, 90	90, 108.103, 90
Resolution (Å)	20.0–1.95 (2.05–1.95)	20.0–2.2 (2.30–2.20)
Rmerge	0.069 (0.620)	0.099 (0.582)
I / σI	13.32 (1.95)	13.24 (3.73)
Completeness (%)	99.4 (99.5)	99.8 (99.8)
Redundancy	3.7 (3.7)	5.3 (5.3)
Refinement
Resolution (Å)	20.0–1.95 Å
No. Reflections	49,917
Rwork/Rfree	19.50 / 24.11
No. Atoms
Protein	9,217
Ligand Organic	110
Ligand Inorganic	20
Water	364
B-factors
Protein	44.42
Ligand Organic	46.33
Ligand Inorganic	76.98
Water	41.71
R.m.s. deviations
Bond lengths (Å)	0.009
Bond angles (°)	1.066

^*Values in parentheses are for highest-resolution shell.

Data were collected on a single crystal for each dataset