Structure of protein kinase CK2alpha mutant R47Q associated with the Okur-Chung Neurodevelopmental Syndrome


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2PVR 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP293Reservoir: 200 mM Li2SO4, 100 mM Bis-Tris HCl, pH 6.5 and 25 % PEG 3350 Protein: 5 mg per mL in 500 mM NaCl, 25 mM Tris HCl, pH 8.5 Drop: 2 to 1 mix of protein to reservoir Complex formation by extensive soaking with AMPPNP solved in MgCl2 solution
Crystal Properties
Matthews coefficientSolvent content
2.7154.64

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 128.313α = 90
b = 128.313β = 90
c = 124.765γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2021-10-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, EMBL c/o DESY BEAMLINE P13 (MX1)0.92PETRA III, EMBL c/o DESYP13 (MX1)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.8190.73174.20.1520.99918.841.67049033.72
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.811.995.2530.6481.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)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)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.8156.11.3470460198774.20.18090.17990.18320.21790.218843.02
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.2637
f_angle_d1.0373
f_chiral_restr0.0651
f_plane_restr0.0097
f_bond_d0.0094
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5577
Nucleic Acid Atoms
Solvent Atoms308
Heterogen Atoms125

Software

Software
Software NamePurpose
PHASERphasing
PHENIXrefinement
XDSdata reduction
Aimlessdata scaling
autoPROCdata processing
STARANISOdata scaling