6GGE

p53 cancer mutant Y220C in complex with small-molecule stabilizer PK9327


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP293Protein solution: 6 mg/ml protein in 25 mM sodium phosphate, ph 7.2, 150 mm KCl, 5 mm DTT. Reservoir buffer: 100 mm HEPES, pH 7.2, 19% (w/v) polyethylene glycol 4000, 5 mm DTT. Soaking buffer: Saturated solution of compound in 100 mm HEPES, ph 7.2, 10 mM sodium phosphate, ph 7.2, 19% (w/v) polyethylene glycol 4000, 20 % (v/v) glycerol, 150 mm KCl.
Crystal Properties
Matthews coefficientSolvent content
2.551

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 65.075α = 90
b = 71.221β = 90
c = 105.268γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2017-08-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I030.98DiamondI03

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.2529.695.50.05413.75.312916213.1257049977
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.251.32930.582.85.4

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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT2J1X1.2500050670429.49424785961.32651126839129045654495.25162757050.1509254649680.149891124580.17080041348919.8700348951
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_d16.9606726196
f_angle_d0.811090563923
f_chiral_restr0.0843845448412
f_plane_restr0.00675212247725
f_bond_d0.00480495752145
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3026
Nucleic Acid Atoms
Solvent Atoms482
Heterogen Atoms50

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
SCALAdata scaling
PHENIXphasing