Table 2. X-ray data-collection and refinement statistics.
Values in parentheses are for the highest resolution shell.
| Data-collection statistics | |
| Resolution limits (Å) | 50.0–2.15 |
| Wavelength (Å) | 0.97946 |
| No. of unique reflections | 48090 (3160) |
| Completeness (%) | 99.8 (100) |
| Multiplicity | 7.17 (7.39) |
| Wilson B factor (Å2) | 50.6 (47.9) |
| 〈I/σ(I)〉 | 18.87 (3.05) |
| R meas (%) | 6.2 (73.2) |
| Refinement statistics | |
| Resolution limits (Å) | 28.95–2.15 (2.20–2.15) |
| R free (test set) (%) | 0.278 (0.413) |
| R factor (working set) (%) | 0.220 (0.305) |
| No. of protein atoms | 6040 |
| No. of water molecules | 196 |
| No. of heteroatoms | 112 |
| Average isotropic B values (Å2) | |
| Overall | 46.9 |
| Protein atoms (Å2) | 46.6 |
| Ligands (IMP and SO4 2−) (Å2) | 56.4 |
| Water (Å2) | 55.2 |
| Root-mean-square deviations from ideal geometry | |
| Bond lengths (Å) | 0.021 |
| Bond angles (°) | 1.877 |
| General planes (Å) | 0.009 |