4PCI
Crystal Structure of the first bromodomain of BRD4 in complex with B16
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4IOO |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 277 | 0.20M Sodium Nitrate, 20% PEG 3350, 10% ethylene glycol |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.15 | 42.83 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 37.411 | α = 90 |
b = 44.392 | β = 90 |
c = 78.246 | 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 | PIXEL | PSI PILATUS 6M | 2014-03-28 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06SA | 0.99989 | SLS | X06SA |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 1.25 | 44.392 | 98.7 | 0.084 | 0.088 | 0.026 | 16.3 | 11.7 | 36350 | 36350 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.25 | 1.32 | 91.7 | 0.617 | 0.617 | 0.231 | 1.1 | 8.2 | 4815 |
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 | 4ioo | 1.25 | 39.123 | 1.33 | 36281 | 1799 | 98.5 | 0.1467 | 0.1456 | 0.1687 |
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 | 11.745 |
f_angle_d | 1.175 |
f_chiral_restr | 0.058 |
f_bond_d | 0.008 |
f_plane_restr | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1015 |
Nucleic Acid Atoms | |
Solvent Atoms | 158 |
Heterogen Atoms | 39 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
SCALA | data scaling |
XDS | data reduction |
PHASER | phasing |
PDB_EXTRACT | data extraction |