6QGP
Crystal structure of T. brucei PDE-B1 catalytic domain with inhibitor NPD-0769
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4I15 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 277 | 20% PEG 3350, 0.4 M sodium formate, 0.3 M guanidine, 0.1 M MES pH 6.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.68 | 54 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 115.621 | ¦Á = 90 |
b = 115.344 | ¦Â = 108.32 |
c = 68.585 | ¦Ã = 90 |
Symmetry | |
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Space Group | C 1 2 1 |
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 PILATUS3 6M | CRL | 2016-09-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I03 | 0.97622 | Diamond | I03 |
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 | 1.942 | 65.11 | 93.3 | 0.106 | 0.127 | 0.069 | 0.991 | 9.2 | 3.3 | 58668 |
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 | 1.942 | 1.976 | 96.3 | 0.863 | 1.026 | 0.55 | 0.66 | 2.1 | 3.4 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | 4I15 | 1.942 | 65.11 | 55658 | 2944 | 93.22 | 0.18126 | 0.17894 | 0.22457 | RANDOM | 30.539 |
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] | |
3.83 | -1.19 | -0.38 | -2.18 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.269 |
r_dihedral_angle_4_deg | 15.122 |
r_dihedral_angle_3_deg | 14.869 |
r_long_range_B_refined | 6.641 |
r_long_range_B_other | 6.614 |
r_dihedral_angle_1_deg | 5.921 |
r_scangle_other | 4.668 |
r_mcangle_it | 3.44 |
r_mcangle_other | 3.44 |
r_scbond_it | 3.05 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5260 |
Nucleic Acid Atoms | |
Solvent Atoms | 427 |
Heterogen Atoms | 103 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
autoPROC | data scaling |
PHASER | phasing |
Coot | model building |