6Y8C
Crystal structure of the cAMP-dependent protein kinase A cocrystallized with ATP and PKI (5-24)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6F14 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.9 | 277 | 30 mM MES-BIS-Tris-Buffer, 1 mM dithiothreitol, 0.1 mM sodium EDTA, LiCl, Mega 8, ATP MgCl2 and 18-23 % methanol (v/v), 0.7 mM PKI(5-24), 0.004 mL drop volume, 0.5 mL reservoir volume |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.72 | 54.76 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 63.98 | α = 90 |
b = 78.916 | β = 90 |
c = 88.388 | 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 | DECTRIS PILATUS 6M | 2017-02-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID29 | 0.97900 | ESRF | ID29 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.76 | 44.194 | 99.6 | 0.071 | 18.92 | 7.3 | 44973 | 19.59 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.76 | 1.87 | 0.059 | 3.67 |
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 | 6F14 | 1.76 | 43.32 | 1.36 | 44972 | 2249 | 99.62 | 0.1623 | 0.1609 | 0.1902 | 22.43 |
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 | 17.7262 |
f_angle_d | 0.8619 |
f_chiral_restr | 0.054 |
f_bond_d | 0.0058 |
f_plane_restr | 0.0053 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2846 |
Nucleic Acid Atoms | |
Solvent Atoms | 300 |
Heterogen Atoms | 64 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PHASER | phasing |
Coot | model building |
XDS | data reduction |
XDS | data scaling |