4JQ7
Crystal structure of EGFR kinase domain in complex with compound 2a
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1M17 | PDB entry 1M17 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 291 | 1.0M Ammonium citrate tribase, 0.1M Bis-Tris propane, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.46 | 64.47 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 145.933 | α = 90 |
b = 145.933 | β = 90 |
c = 145.933 | γ = 90 |
Symmetry | |
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Space Group | I 2 3 |
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 | CCD | ADSC QUANTUM 210 | 2012-05-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL12B2 | 1.0 | SPring-8 | BL12B2 |
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 | 2.73 | 30 | 99.1 | 0.081 | 15.52 | 7.49 | 13929 | 13929 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.73 | 2.83 | 98.6 | 0.498 | 2.56 | 3.5 | 1364 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB entry 1M17 | 2.73 | 30 | 13929 | 13086 | 691 | 99.02 | 0.20835 | 0.2068 | 0.23714 | RANDOM | 53.184 |
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 |
r_dihedral_angle_2_deg | 36.718 |
r_dihedral_angle_3_deg | 12.936 |
r_dihedral_angle_4_deg | 11.86 |
r_dihedral_angle_1_deg | 4.961 |
r_angle_refined_deg | 0.945 |
r_angle_other_deg | 0.819 |
r_chiral_restr | 0.053 |
r_bond_refined_d | 0.006 |
r_gen_planes_refined | 0.003 |
r_bond_other_d | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2409 |
Nucleic Acid Atoms | |
Solvent Atoms | 25 |
Heterogen Atoms | 31 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
MOLREP | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
SCALEPACK | data scaling |