Table 1. Data collection and processing statistics.
| VcCheY3 Mg2+ bound | VcCheY3-Q97A | VcCheY3-BeF3 − | |
| Space group | R3 | R3 | R3 |
| Unit-cell parameters (Å ) | a = b = 67.48, c = 74.46 | a = b = 65.858, c = 65.039 | a = b = 67.320, c = 72.660 |
| Oscillation range (°) | 0.5 | 0.5 | 0.5 |
| Number of images | 92 | 138 | 88 |
| Maximum resolution (Å ) | 30.0–2.2 | 30.0–2.8 | 30.0–2.1 |
| No. of molecules per ASU | 1 | 1 | 1 |
| Mathews coefficient (VM; Å3 Da−1) | 2.23 | 1.86 | 2.19 |
| Solvent content (%) | 44.9 | 33.77 | 43.86 |
| No. of observations | 16597 | 9361 | 10428 |
| No. of unique reflections | 6341 | 4141 | 7391 |
| Mosaicity (°) | 1.59 | 0.5 | 0.35 |
| Completeness (%) | 98.9(100) | 97.9(98.8) | 94.3(92.2) |
| Rmerge† (%) | 8.45(44.3) | 7.39 (27.80) | 3.12(22.47) |
| Average I/σ(I) | 7.5(2.7) | 5.3(2.0) | 6.5(2.0) |