Crystal Structure of a 9-Subunit Archaeal Exosome in Pre-Catalytic States of the Phosphorolytic Reaction

Table 1

Data collection and refinement statistics.

Rrp4/Rrp41^D182A/Rrp42 space group P213	Pi	RNA * Pi
Data collection
Wavelength (Å)	0.98012	0.97995
Unit cell (Å), 𝑎=𝑏=𝑐	135.1	134.8
Resolution (Å)	40–1.8 (1.9–1.8)	40–2.5 (2.65–2.50)
𝑅sym	0.082 (0.653)	0.125 (0.722)
I/𝜎(𝐼)	11.4 (1.6)	14.5 (2.9)
Completeness	0.973 (0.901)	0.999 (1.00)
Redundancy	5.0 (2.7)	7.1 (7.1)
Refinement
Resolution (Å)	40–1.8 (1.9–1.8)	40–2.5 (2.6–2.5)
No. of reflections	71709	28497
𝑅work	0.183 (0.346)	0.191 (0.325)
𝑅free	0.221 (0.375)	0.255 (0.376)
R.m.s deviations
Bond lengths (Å)	0.017	0.009
Bond angles (°)	1.6	1.5
PDB code	4ba1	4ba2

Highest-resolution shell is shown in parenthesis.