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Crystal structure of human PI3Ka (p110a subunit) with MMV085400 bound to the active site determined at 2.9 angstroms resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4TUU
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 286 8% (w/v) PEG 6000, 0.1 M CHES pH 9.75, 0.64 M Sodium Formate and AMP, 5 mM TCEP pH 7
Crystal Properties Matthews coefficient Solvent content 2.5 50.79
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 58.849 α = 90 b = 134.794 β = 90 c = 141.95 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 95.15 PIXEL DECTRIS PILATUS 6M 2015-04-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 17-ID 1.0000 APS 17-ID
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) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2.91 141.95 99.6 0.069 0.075 0.03 0.999 15.9 6.5 25366 106.31
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) Redundancy Number Unique Reflections (All) 1 2.913 2.923 100 0.975 1.062 0.414 0.789 6.3
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 FOURIER SYNTHESIS THROUGHOUT 4TUU 2.91 97.75 25315 1281 99.1 0.2074 0.2054 0.2211 0.2422 0.2579 RANDOM 105.29
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] 21.76 19.0124 -40.7724
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 2.692 c_mcangle_it 2.449 c_scbond_it 1.631 c_mcbond_it 1.367
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7235 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 28
Software Software Software Name Purpose XDS data reduction Aimless data scaling BUSTER phasing BUSTER refinement PDB_EXTRACT data extraction