Table 1.
Crystallographic data and refinement statistics.
| A94G, bound | A94G, free | |
|---|---|---|
| Data collection | ||
| Space group | P43212 | P43212 |
| Cell dimensions a=b, c (Å); α=β=γ (°) | 61.8, 157.6; 90 | 62.7, 159.2; 90 |
| Wavelengh (Å) | 1.5418 | 1.5418 |
| Resolution (Å) | 20 - 2.55 | 20 - 2.8 |
| Rmerge (%)a | 5.3 (34.3) | 8.2 (36.1) |
| I/σ(I)a | 16.4 (4.1) | 14.4 (4.4) |
| Completenessa | 99.3 (99.9) | 100 (99.8) |
| Redundancya | 5.0 (4.8) | 7.2 (5.5) |
| Refinement | ||
| Resolution (Å) | 20- 2.55 | 20- 2.9 |
| No. reflections | 18805 (1814) | 13401 (1237) |
| Rwork/Rfree (%) | 24.9/29.3 | 23.1/27.1 |
| No. atoms | ||
| RNA | 2030 | 2030 |
| Ligand/ion | 35 | 10 |
| Water | 47 | 94 |
| Mean B-factors (Å2) | ||
| RNA | 56.0 | 55.2 |
| Ligand/ion | 58.2 | 87.8 |
| Water | 35.9 | 45.2 |
| r.m.s. deviations | ||
| Bond lengths (Å) | 0.005 | 0.005 |
| Bond angles (o) | 1.14 | 1.22 |
| Cross-validated Luzzati coordinate error | 0.49 | 0.47 |
| PDB accession code | 3IQR | 3IPQ |
a
Statistics for highest resolution shell are shown in parenthesis.