Table 1.
Data collection, phasing and refinement statistics
| Data set | Native |
|---|---|
| X-ray source | Photon Factory-NW12A |
| Wavelength, Å | 1.0000 |
| Resolution, Å | 50.0–3.0 |
| Space group | P21 |
| Cell parameters, Å | a = 84.776 b = 67.957 c = 178.662 |
| Cell parameters, deg. | α = 90.00 β = 90.07 γ = 90.00 |
| Unique reflections | 40370 |
| Redundancy | 6.3 |
| Completeness, % | 99.5 (98.6) |
| I/σ(I) | 23.7 (3.5) |
| Rsym* | 0.075 (0.366) |
| Refinement | |
| Resolution range, Å | 50.0–3.0 |
| Rwork†/Rfree‡, % | 25.5/32.0 |
| Number of protein atoms | 3932 |
| Number of nucleic acid atoms | 5292 |
| rmsd bond lengths, Å | 0.014 |
| rmsd bond angles, deg. | 2.20 |
| Average B-value, Å2 | 94.20 |
| Ramachandran plot | |
| Core, % | 71.5 |
| Allowed, % | 28.0 |
| Generously, % | 0.5 |
Values in parentheses are for the highest-resolution shells.
*Rsym = Σ | Iavg − Ii | / ΣIi.
†Rwork = Σ | Fo − Fc | / Σ | Fo |.
‡Rfree is the same as Rwork, but calculated by using a small fraction (7.4%) of randomly selected reflections with twinning rules.