3Q9Y
Crystal structure of human CK2 alpha in complex with Quinalizarin at pH 8.5
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2PVR | PDB ENTRY 2PVR |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 293 | 30% PEG 4000, 0.2M lithium sulfate, 0.1M TrisHCl, pH 8.5, vapor diffusion, sitting drop, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.98 | 37.88 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 58.664 | α = 90 |
b = 45.91 | β = 111.89 |
c = 63.628 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | CCD | MAR CCD 165 mm | 2008-09-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ELETTRA BEAMLINE 5.2R | 1.2 | ELETTRA | 5.2R |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 1.78 | 54.47 | 91.2 | 0.091 | 0.091 | 12.7 | 3.5 | 27533 | 27533 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.78 | 1.88 | 62.4 | 0.5 | 0.5 | 0.609 | 0.342 | 1.3 | 2.9 | 2727 |
Refinement
Statistics | |||||||||||||||||||
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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 | PDB ENTRY 2PVR | 1.8 | 35.1 | 27519 | 1406 | 94.37 | 0.1867 | 0.1838 | 0.2409 | RANDOM | 24.3087 |
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] | |
-0.71 | 0.41 | 0.48 | 0.54 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.995 |
r_dihedral_angle_4_deg | 22.316 |
r_dihedral_angle_3_deg | 16.538 |
r_dihedral_angle_1_deg | 6.283 |
r_scangle_it | 4.273 |
r_scbond_it | 2.965 |
r_angle_refined_deg | 1.867 |
r_mcangle_it | 1.799 |
r_mcbond_it | 1.15 |
r_chiral_restr | 0.136 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2765 |
Nucleic Acid Atoms | |
Solvent Atoms | 224 |
Heterogen Atoms | 35 |
Software
Software | |
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Software Name | Purpose |
SCALA | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
MOSFLM | data reduction |
PHASER | phasing |