7PIH

Protein kinase A catalytic subunit in complex with PKI5-24 and EN093


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP277.15Protein at 8 mg/mL in 100 mM Mes-Bis-Tris pH 6.9, 75 mM Lithium chloride, 1 mM DTT, 100 mM Sodium-EDTA. Master-Mix: 540 uL of protein + 15 uL 10 mM Mega8 in Water + 45 uL 10 mM PKI5-24 in protein-buffer. 70 % Master-Mix mixed with 30 % 50 mM ligand in DMSO before setting of drops. 15-24 % Methanol/Water in Reservoir
Crystal Properties
Matthews coefficientSolvent content
2.6954.27

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 58.49α = 90
b = 73.255β = 90
c = 109.029γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER2 X 16M2021-04-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, DESY BEAMLINE P111.033193PETRA III, DESYP11

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
11.37445.707693957599.80.043129.6213.129821719.2135038129
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.3741.4699.50.50.9494.512.99

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE5M6Y1.37445.70769395751.3732035534598213491199.79778888750.1396650679150.13874857130.15666748010830.074358733
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_d20.5075452138
f_angle_d1.09737506646
f_chiral_restr0.0832250963625
f_bond_d0.0102324488334
f_plane_restr0.00838018348083
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2949
Nucleic Acid Atoms
Solvent Atoms320
Heterogen Atoms33

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing