4FHK

Crystal Structure of PI3K-gamma in Complex with Imidazopyridazine 19e


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.529821% PEG 3350, 0.1M Tris, 0.2M ammonium sulfate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.3748.09

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 144.544α = 90
b = 67.931β = 95.4
c = 106.487γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152009-10-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 5.0.21.0000ALS5.0.2

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
135099.90.07611.73.721084-3
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)
133.111000.6383.82108

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB Entry 3QAQ340.9621082105099.130.22380.2220.2597RANDOM91.5559
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]
-2.68-0.25.88-3.24
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.49
r_dihedral_angle_4_deg14.302
r_dihedral_angle_3_deg13.539
r_dihedral_angle_1_deg3.922
r_angle_refined_deg0.84
r_chiral_restr0.052
r_bond_refined_d0.005
r_gen_planes_refined0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6460
Nucleic Acid Atoms
Solvent Atoms24
Heterogen Atoms49

Software

Software
Software NamePurpose
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
DENZOdata reduction