3L13

Crystal Structures of Pan-PI3-Kinase and Dual Pan-PI3-Kinase/mTOR Inhibitors


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1E8XPDB ENTRY 1E8X

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.5289PEG 3350, 0.2M NH4SO4, 0.1M Tris-HCl 8.5, vapor diffusion, hanging drop, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
2.3748.15

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 144.359α = 90
b = 67.741β = 95.63
c = 107.151γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayCCDADSC QUANTUM 3152006-02-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 5.0.21.0ALS5.0.2

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
135099.90.06114.23.921245
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)
133.111000.44142133

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 1E8X32020813106499.870.2330.230.275RANDOM40.652
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]
-1.012.13.14-1.72
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg6.373
r_scangle_it2.831
r_mcangle_it2.79
r_mcbond_it1.778
r_scbond_it1.763
r_angle_refined_deg1.187
r_angle_other_deg0.82
r_nbd_other0.206
r_nbd_refined0.194
r_xyhbond_nbd_refined0.167
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg6.373
r_scangle_it2.831
r_mcangle_it2.79
r_mcbond_it1.778
r_scbond_it1.763
r_angle_refined_deg1.187
r_angle_other_deg0.82
r_nbd_other0.206
r_nbd_refined0.194
r_xyhbond_nbd_refined0.167
r_symmetry_vdw_other0.16
r_symmetry_vdw_refined0.142
r_nbtor_other0.118
r_chiral_restr0.064
r_bond_refined_d0.009
r_gen_planes_refined0.003
r_bond_other_d0.002
r_gen_planes_other0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6812
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms34

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction