8B7B
Tubulin - maytansinoid - 6 complex
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 293 | 5% PEG 4K, 8% glycerol, 30 mM MgCl2, 30 mM CaCl2, 0.1 M MES/Imidazole, 5 mM L-tyrosine |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.8 | 56.6 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 104.085 | α = 90 |
b = 155.637 | β = 90 |
c = 181.924 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 2M-F | 2021-03-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06DA | 0.999995 | SLS | X06DA |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | |||||
1 | 2.25 | 47.83 | 99.36 | 0.149 | 0.1546 | 0.04133 | 0.999 | 16.76 | 13.7 | 139947 | 49.7 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 2.25 | 2.33 | 98.84 | 2.913 | 3.029 | 0.8236 | 0.357 | 0.86 | 13.3 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | FOURIER SYNTHESIS | FREE R-VALUE | 5LXT | 2.25 | 47.83 | 1.35 | 139929 | 6996 | 99.31 | 0.1858 | 0.1837 | 0.2243 | 68.23 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 12.0604 |
f_angle_d | 0.4895 |
f_chiral_restr | 0.04 |
f_plane_restr | 0.0032 |
f_bond_d | 0.0021 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 17263 |
Nucleic Acid Atoms | |
Solvent Atoms | 733 |
Heterogen Atoms | 232 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
PDB_EXTRACT | data extraction |
XDS | data scaling |
PHENIX | phasing |