Table 1.
Data collection and refinement statistics.
| NΔ230–P1-68
(Molecular Replacement) |
N11–RNA (Re-Refinement) |
|
|---|---|---|
| Data Collection | ||
| Space group | P212121 | P21212 |
| Cell dimensions | ||
| a, b, c (Å) | 39.6, 73.6, 154.3 | 270.4, 281, 236.9 b |
| α, β, γ (Å) | 90.0, 90.0, 90.0 | 90.0, 90.0, 90.0 b |
| Resolution (Å) a | 50.0–2.3 (2.44–2.30) a | 100–3.49 (3.63–3.49) b |
| Rmerge (%) a | 12.7% (52.9%) | Not reported b |
| I/σI a | 12.31 (3.76) | 12.15 (3.36) b |
| Completeness (%) a | 99.8 (99.5) | 99.9 (99.9) b |
| Redundancy | 7.3 | Not reported b |
| Refinement | ||
| Resolution (Å) a | 42.17–2.30 (2.36–2.30) | 49.75–3.49 (3.62–3.49) |
| Numbers of reflections a | 19,735 (1397) | 226,495 (21,091) |
| Rwork/Rfree (%) a | 16.2/18.7 | 22.8/25.2 (26.9/31.3 c) |
| Numbers of atoms | ||
| Protein | 3243 | 73,326 |
| RNA | - | 4103 |
| Water | 266 | 0 |
| B factors | ||
| Protein | 36.2 | 106.9 |
| RNA | - | 105.9 |
| Water | 46.3 | - |
| r.m.s deviations | ||
| Bond lengths (Å) | 0.010 | 0.005 |
| Bond angles (°) | 1.03 | 0.87 |
| Ramachandran statistics | ||
| Ramachandran favored (%) | 97.3 | 96.25 |
| Ramachandran allowed (%) | 2.7 | 3.60 |
| Ramachandran outliers (%) | 0.0 | 0.15 |
a Values in parentheses are for highest-resolution shell. b Values are reproduced from the original deposition (2GTT.pdb). c Rwork/Rfree of the original pdb entry 2GTT are indicated in parentheses.