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X-ray structure of human acetylcholinesterase ternary complex with paraoxon and oxime MMB4 (POX-hAChE-MMB4)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6U34
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 283 100 mM HEPES, pH 7.5, 100 mM KNO3 and 9 % PEG3350
Crystal Properties Matthews coefficient Solvent content 4.79 74.33
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 124.503 α = 90 b = 124.503 β = 90 c = 129.093 γ = 120
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 PILATUS3 X 6M 2017-04-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID 0.97 APS 19-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 2.8 40 97.7 0.063 0.986 17.87 2.7 53935
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.8 2.9 98.8 0.668 0.551 2.7 2.7
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 FREE R-VALUE 6U34 2.8 38.863 1.99 53195 2778 96.38 0.1933 0.1918 0.1939 0.22 0.2204 random
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 15.734 f_angle_d 0.566 f_chiral_restr 0.043 f_plane_restr 0.005 f_bond_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8376 Nucleic Acid Atoms Solvent Atoms 155 Heterogen Atoms 90
Software Software Software Name Purpose PHENIX refinement HKL-3000 data reduction HKL-3000 data scaling PHASER phasing