1CKP
HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THE INHIBITOR PURVALANOL B
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1HCK | PDB ENTRY 1HCK |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7.4 | pH 7.4 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.02 | 36 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 53.55 | α = 90 |
b = 71.35 | β = 90 |
c = 72 | 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 | IMAGE PLATE | RIGAKU RAXIS II | MIRROR | 1996-02-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU |
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 | 2.05 | 32 | 98.7 | 0.055 | 13.3 | 3 | 17655 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | |||||||||||
2.05 | 2.11 | 91.6 | 0.185 |
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 | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | OTHER | FREE-R | PDB ENTRY 1HCK | 2.05 | 32 | 2 | 17381 | 1418 | 97.2 | 0.192 | 0.192 | 0.26 | RANDOM | 30.4 |
Temperature Factor Modeling | ||||||
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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 |
x_dihedral_angle_d | 23.8 |
x_scangle_it | 6 |
x_mcangle_it | 4 |
x_scbond_it | 3.6 |
x_mcbond_it | 2.3 |
x_angle_deg | 1.3 |
x_improper_angle_d | 1.14 |
x_bond_d | 0.007 |
x_bond_d_na | |
x_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2260 |
Nucleic Acid Atoms | |
Solvent Atoms | 91 |
Heterogen Atoms | 30 |
Software
Software | |
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Software Name | Purpose |
CCP4 | model building |
X-PLOR | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
CCP4 | phasing |