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Crystal structure of human T1061E PI3Kalpha in complex with its regulatory subunit and the inhibitor GDC-0077 (Inavolisib)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4L1B 4L1B
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.1 293 0.10 M Bis-Tris-Propane pH 8.10, 0.20 M Na 3 -citrate, 10.00 %(w/v) PEG 3350 2 VAPOR DIFFUSION, HANGING DROP 8.1 293 0.10 M Bis-Tris-Propane pH 8.10, 0.20 M Na 3 -citrate, 10.00 %(w/v) PEG 3350 3 VAPOR DIFFUSION, HANGING DROP 8.1 293 0.10 M Bis-Tris-Propane pH 8.10, 0.20 M Na 3 -citrate, 10.00 %(w/v) PEG 3350
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 99.81 α = 90 b = 107.68 β = 90 c = 136.3 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M 2018-11-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I04-1 0.97625 Diamond I04-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) Rrim I (All) Rpim I (All) CC (Half) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2.436 47.386 80.7 0.284 0.066 0.996 8.2 18.6 44827
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.436 2.626 20.3 2.395 0.546 0.648 1.4 19.1
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 4L1B 2.818 47.39 36173 1768 100 0.2861 0.2854 0.2719 0.3 0.2909 RANDOM 69.9
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] 5.4524 7.0528 -12.5052
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 14.49 t_omega_torsion 1.79 t_angle_deg 0.75 t_bond_d 0.007 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 Atoms Number Protein Atoms 10604 Nucleic Acid Atoms Solvent Atoms 189 Heterogen Atoms 52
Software Software Software Name Purpose BUSTER refinement XDS data reduction STARANISO data scaling PHASER phasing