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Crystal structure of human acetylcholinesterase in complex with paraoxon and HI6
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4EY4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 295 15 - 18% PEG3350, 0.2M potassium nitrate
Crystal Properties Matthews coefficient Solvent content 4.44 72.32
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 105.931 α = 90 b = 105.931 β = 90 c = 324.415 γ = 120
Symmetry Space Group P 31 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD ADSC QUANTUM 315 2014-05-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X29A 1.075 NSLS X29A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) 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 2.2 50 99.6 0.13 0.135 0.052 5.2 7.8 108212 34.06
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.2 2.24 100 0.673 6.4 5344
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-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 4EY4 2.2 45.418 1.34 106625 5346 98.18 0.2029 0.2009 0.2403 0.2244 random 48.1514
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 14.793 f_angle_d 1.214 f_chiral_restr 0.05 f_bond_d 0.01 f_plane_restr 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8268 Nucleic Acid Atoms Solvent Atoms 590 Heterogen Atoms 193
Software Software Software Name Purpose HKL-2000 data collection SCALEPACK data scaling PHENIX refinement PDB_EXTRACT data extraction HKL-2000 data scaling