6D3K
Crystal structure of unphosphorylated human PKR kinase domain in complex with ADP
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3UIU | PDB entry 3UIU |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 293 | 0.1 M HEPES, pH 7.5, 6% v/v PEG400, 2.0 M ammonium sulfate, protein was complexed with AMP-PNP and Mg2+ prior to crystallization |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.27 | 62.4 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 106.48 | α = 90 |
b = 159.6 | β = 90 |
c = 172.99 | γ = 90 |
Symmetry | |
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Space Group | C 2 2 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 | CCD | MARMOSAIC 325 mm CCD | Mirror: Flat bent collimating Rh coated mirror, toroidal focussing mirror | 2016-12-08 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL14-1 | 0.979413 | SSRL | BL14-1 |
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 | 2.6 | 172.99 | 97.5 | 0.089 | 0.099 | 0.043 | 0.998 | 9.4 | 4.9 | 44360 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.6 | 2.7 | 98.7 | 1.49 | 1.661 | 0.716 | 0.666 | 4.8 |
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB entry 3UIU | 2.6 | 172.99 | 42089 | 2245 | 97.16 | 0.212 | 0.209 | 0.22 | 0.2655 | 0.27 | RANDOM | 85.889 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[2][2] | Anisotropic B[3][3] | ||||
3.53 | -5.08 | 1.55 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 39.366 |
r_dihedral_angle_3_deg | 20.489 |
r_dihedral_angle_4_deg | 18.727 |
r_dihedral_angle_1_deg | 7.243 |
r_angle_refined_deg | 1.804 |
r_angle_other_deg | 1.048 |
r_chiral_restr | 0.094 |
r_bond_refined_d | 0.013 |
r_gen_planes_refined | 0.006 |
r_bond_other_d | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6294 |
Nucleic Acid Atoms | |
Solvent Atoms | 52 |
Heterogen Atoms | 139 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
Aimless | data scaling |
PHASER | phasing |
PDB_EXTRACT | data extraction |