Table 2. Data collection and processing.
| Selenomethionine-labelled crystal | Native crystal | |
|---|---|---|
| Diffraction source | BL17U1, SSRF | BL17U1, SSRF |
| Wavelength (Å) | 0.9792 | 0.9792 |
| Temperature (K) | 100 | 100 |
| Detector | ADSC Q315r | ADSC Q315r |
| Crystal-to-detector distance (mm) | 250 | 300 |
| Rotation range per image (°) | 1 | 1 |
| Total rotation range (°) | 180 | 180 |
| Exposure time per image (s) | 1 | 1 |
| Space group | P321 | P321 |
| a, b, c (Å) | 104.0, 104.0, 46.7 | 106.8, 106.8, 48.1 |
| α, β, γ (°) | 90, 90, 120 | 90, 90, 120 |
| Mosaicity (°) | 0.34 | 0.25 |
| Resolution range (Å) | 34.75–2.51 (2.55–2.51) | 48.11–2.50 (2.54–2.50) |
| Total No. of reflections | 107970 (4391) | 119004 (5444) |
| No. of unique reflections | 10187 (481) | 11154 (552) |
| Completeness (%) | 99.8 (97.4) | 99.7 (97.4) |
| Multiplicity | 10.6 (9.1) | 10.7 (9.9) |
| 〈I/σ(I)〉 | 18.1 (2.0) | 16.4 (2.3) |
| R meas | 0.100 (0.983) | 0.093 (0.956) |
| Overall B factor from Wilson plot (Å2) | 49.7 | 49.7 |