8TGD

STX-478, a Mutant-Selective, Allosteric Inhibitor bound to H1047R PI3Kalpha


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.82930.5 M NaCl, 0.1 M MES-NaOH pH 6.8, 5% w/v PEG 3350
Crystal Properties
Matthews coefficientSolvent content
2.9858.74

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 86.154α = 90
b = 124.502β = 92.86
c = 165.418γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 2M2021-09-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE MASSIF-10.965459ESRFMASSIF-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
12.92834.4294.10.09670.10870.04860.99811.524.7855994
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.9283.33565.30.98671.10390.48730.5821.724.96

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT2.92834.4255994284074.50.21920.21750.2516RANDOM132.68
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]
-9.99980.42434.74155.2583
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion15.26
t_omega_torsion2.38
t_angle_deg0.89
t_bond_d0.008
t_dihedral_angle_d
t_gen_planes
t_it
t_chiral_improper_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms20845
Nucleic Acid Atoms
Solvent Atoms140
Heterogen Atoms166

Software

Software
Software NamePurpose
BUSTERrefinement
XDSdata reduction
STARANISOdata scaling
BUSTERphasing
BUSTERrefinement