Table 3. X-ray Crystallographic and Refinement statistics of MT polymerase:αβ-tubulin:DRP.
Data collection | 1:2:2 sk-Alp14-monomer: αβ-Tubulin:DRP |
1:2:2 sk-Alp14-monomer-SL: αβ-Tubulin:DRP |
1:2:2 sk-Alp14-monomer: αβ-Tubulin:DRPΔN |
1:2:2 sk-Alp14-dimer: αβ-Tubulin:DRPΔN |
---|---|---|---|---|
Resolution range (Å) | 96.59 - 4.40 (4.64- 4.40)* | 59.45 – 3.60 (3.79 – 3.60)* | 57.56 – 3.20 (3.37 – 3.20)* | 99.83 – 3.5 (3.69 – 3.50)* |
Space group | P 21 | P 21 | P 21 | P 21 |
Wavelength (Å) | 0.9792 | 0.9792 | 0.9792 | 0.9792 |
Unit cell (Å): a, b, c
(°): β |
218.80, 107.65, 282.74 90.38 |
218.48, 106.15, 282.23 90.39 |
115.13, 194.99, 149.57 90.19 |
122.73 199.67, 162.70 90.09 |
Total number of observed reflections | 229567 | 380856 | 298551 | 235576 |
Unique reflections | 80099 {68039}† | 142673 {121943}† | 104265 {88337}† | 91368 |
Average mosaicity | 0.57 | 0.38 | 0.64 | 0.50 |
Multiplicity | 2.9 (2.9)* | 2.7 (2.7)* | 2.9 (2.9)* | 2.6 (2.4)* |
Completeness (%) | 95.4 (94.8) {80.6}† | 95.0 (96.7) {79.0}† | 96.2 (97.9) {82.0}† | 92.9 (90.2)* |
Wilson B-factor (Å2) | 82.7 | 81.4 | 46.6 | - |
<I/σ (I)> | 4.9 (1.9)* | 4.8 (1.2)* | 5.8 (1.5)* | 4.8 (1.1)* |
Rmergec | 0.14 (0.48)* | 0.13(0.65)* | 0.13(0.65)* | 0.14 (0.63)* |
Structure refinement | ||||
Rwork | 0.23 (0.26)* | 0.20 (0.24)* | 0.18 (0.23)* | - |
Rfree | 0.26 (0.33)* | 0.24 (0.26)* | 0.24 (0.26)* | - |
Complexes per asymmetric unit | 2 | 2 | 2 | - |
Number of atoms | 78030 | 77878 | 36865 | - |
Protein residues | 9989 | 9981 | 4661 | - |
Ligand atoms | 496 | 496 | 248 | - |
RMS bond lengths (Å) | 0.004 | 0.004 | 0.004 | - |
RMS bond angles (°) | 0.94 | 0.98 | 0.93 | - |
Ramachandran favored (%) | 94.0 | 94.0 | 95.0 | - |
Ramachandran allowed (%) | 5.4 | 5.5 | 4.5 | |
Ramachandran outliers (%) | 0.3 | 0.3 | 0.2 | - |
Clashscore | 4.5 | 4.8 | 5.6 | - |
Mean B values (Å2) | ||||
Overall | 108.4 | 98.3 | 48.6 | - |
Macromolecules | 108.6 | 98.4 | 48.6 | - |
Ligands | 78.5 | 91.5 | 36.4 | - |
*Numbers represent the highest-resolution shell.
†Numbers represent the truncated data after treated with ellipsoidal truncation and anisotropic scaling.
‡Rmerge = ΣhklΣi|Ii(hkl)-Iav(hkl)|/ΣhklΣiIi(hkl).