5G4O
Crystal structure of the p53 cancer mutant Y220C in complex with a trifluorinated derivative of the small molecule stabilizer Phikan083
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2J1X | PDB ENTRY 2J1X |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 294 | SITTING-DROP VAPOR DIFFUSION AT 21 DEGREE C. PROTEIN SOLUTION: 6 MG/ML PROTEIN IN 25 MM SODIUM PHOSPHATE, PH 7.2, 150 MM KCL, 5 MM DTT. RESERVOIR BUFFER: 100 MM HEPES, PH 7.2, 19% (W/V) POLYETHYLENE GLYCOL 4000, 5 MM DTT. SOAKING BUFFER: SATURATED SOLUTION OF COMPOUND IN 100 MM HEPES, PH 7.2, 10 MM SODIUM PHOSPHATE, PH 7.2, 19% (W/V) POLYETHYLENE GLYCOL 4000, 20 % (V/V) GLYCEROL, 150 MM KCL. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.5 | 51 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 65.162 | α = 90 |
b = 71.448 | β = 90 |
c = 105.235 | 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 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I03 | Diamond | I03 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 1.48 | 29.6 | 99.9 | 0.05 | 16.5 | 5.4 | 82444 | 2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.48 | 1.56 | 100 | 0.49 | 3.7 | 5.5 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution 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 | MOLECULAR REPLACEMENT | PDB ENTRY 2J1X | 1.48 | 28.534 | 1.34 | 82332 | 4146 | 99.82 | 0.145 | 0.1436 | 0.1714 |
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 | 19.264 |
f_angle_d | 0.802 |
f_chiral_restr | 0.084 |
f_plane_restr | 0.006 |
f_bond_d | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3081 |
Nucleic Acid Atoms | |
Solvent Atoms | 467 |
Heterogen Atoms | 46 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PHENIX | phasing |