3N8W
Crystal Structure of R120Q/Native Cyclooxygenase-1 Heterodimer mutant in complex with Flurbiprofen
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1Q4G | PDB ENTRY 1Q4G |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 6.5 | 273 | SODIUM CITRATE, LITHIUM CHLORIDE, SODIUM AZIDE, N-OCTYL GLUCOSIDE, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 273K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.89 | 68.37 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 182.483 | ¦Á = 90 |
b = 182.483 | ¦Â = 90 |
c = 103.095 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 65 |
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 | MARMOSAIC 225 mm CCD | 2008-07-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-F | APS | 21-ID-F |
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 | 2.75 | 46.91 | 99.2 | 0.075 | 24.333 | 7.2 | 50497 | 1 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
2.75 | 2.82 | 87.4 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 1Q4G | 2.75 | 46.91 | 50903 | 48759 | 1705 | 99 | 0.179 | 0.178 | 0.201 | RANDOM | 56.78 |
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] | |
-4.23 | -4.23 | 8.47 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.358 |
r_dihedral_angle_3_deg | 16.88 |
r_dihedral_angle_4_deg | 16.564 |
r_dihedral_angle_1_deg | 4.693 |
r_scangle_it | 1.309 |
r_angle_refined_deg | 1.131 |
r_scbond_it | 0.704 |
r_mcangle_it | 0.307 |
r_mcbond_it | 0.153 |
r_chiral_restr | 0.071 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8850 |
Nucleic Acid Atoms | |
Solvent Atoms | 213 |
Heterogen Atoms | 383 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
PHASER | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |