Table 1. Data collection and refinement statistics.

Data collection
Space group	P41212
Cell dimensions
a, b, c (Å)	81.7, 81.7, 136.0
α, β, γ (°)	90.0, 90.0, 90.0
Resolution (Å)	50.0–2.2 (2.35–2.2)*
Rsym (%)	10.2 (92.7)
I/σI	13.5 (2.5)
CC1/2 (%)	99.8 (91.8)
Completeness (%)	99.9 (99.9)
Redundancy	7.7 (5.9)

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