Table 1 Summary of data collection and refinement statistics

Data collection

 Space group

P2₁2₁2₁

 Cell dimensions

 a, b, c (Å)

104.89, 109.13, 174.49

 α, β, γ (°)

90.00, 90.00, 90.00

 Resolution (Å)

50.00–2.80 (2.90–2.80)

 R _sym

9.4 (50.0)

 I/σI

10.2 (2.7)

 Completeness (%)

99.5 (96.5)

 Redundancy

8.8 (6.4)

Refinement

 Resolution (Å)

37.81–2.80

 No. reflections

49,924

 R _work/R _free

22.8/26.9

No. atoms

 Protein

5919

 DNA

5980

B-factors

 Protein

66.4

 DNA

132.5

R.m.s. deviations

 Bond lengths (Å)

0.005

 Bond angles (°)

0.815