TABLE 1.

Data collection, phasing, and refinement statistics

Data collection
Space group	P212121
Unit cell (Å)	a = 49.75, b = 85.89, c = 119.94
Resolution range (Å)	50–2.5 (2.54–2.50)a
Rmergeb	0.090 (0.157)a
I/σI	19.4 (13.6)a
Completeness (%)	99.9 (99.3)a
Redundancy	7.4 (6.8)a
Phasing FOMc	0.37 (0.39)a
Refinement
No. of reflections	33,692
Rwork/Rfree	0.213/0.261
No. of atoms
Residues	200 (24–223) for chain A, 198 (24–220) for chain B
Water	175
B-factors (Å2)
Wilson	27.1
Main chain	25.2
Side chain	28.8
Water	30.2
Geometry (r.m.s.d.)c
Bond lengths (Å)	0.007
Bond angles	1.3°

^a Highest resolution range for compiling statistics.

^b R_merge = ΣΣ_i|I_i − 〈I〉|/ΣΣ_iI_i.

^c r.m.s.d., root mean square deviation; FOM, figure of merit.