8BOK
Crystal Structure of Ephrin A2 (EphA2) Receptor Protein Kinase with Compound 11
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 291 | 37,5 % Precipitant Mix 4 (25% (v/v) Hexylene glycol, 25% (w/v) Poly(ethylene glycol) 1000, 25% (w/v) Poly(ethylene glycol) 3350), 0.1M Buffer system 3 pH 8.5 (1M BICINE, 1M Trizma base), 0.175 M Carboxylic acids Mix (0.2M Ammonium acetate, 0.2M Potassium sodium tartrate tetrahydrate, 0.2M Sodium citrate tribasic dihydrate, 0.2M Sodium formate, 0.2M Sodium oxamate) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.2 | 44.04 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 72.14 | α = 90 |
b = 123.97 | β = 90 |
c = 33.88 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | 2021-09-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | BESSY BEAMLINE 14.2 | 0.9184 | BESSY | 14.2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | Rrim 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 | 2.02 | 47.01 | 99.7 | 0.016 | 1 | 12.78 | 12.7 | 20761 | 44.25 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.02 | 2.14 | 98.5 | 0.257 | 0.43 | 0.91 | 12.68 |
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 | MOLECULAR REPLACEMENT | FREE R-VALUE | 5ia5 | 2.02 | 36.07 | 1.35 | 20753 | 1038 | 99.69 | 0.2177 | 0.2155 | 0.2609 | 58.43 |
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 | 12.9862 |
f_angle_d | 0.758 |
f_chiral_restr | 0.0446 |
f_plane_restr | 0.0097 |
f_bond_d | 0.004 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2225 |
Nucleic Acid Atoms | |
Solvent Atoms | 105 |
Heterogen Atoms | 37 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
XDS | data scaling |
PHASER | phasing |