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Torpedo californica acetylcholinesterase in complex with a chlorotacrine-tryptophan hybrid inhibitor
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5E4T
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 277.15 MES 100 mM, pH 6.2
PEG200 30%
Crystal Properties Matthews coefficient Solvent content 4.05 69.65
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 111.87 α = 90 b = 111.87 β = 90 c = 137.591 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 PIXEL DECTRIS PILATUS 2M 2016-01-23 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ELETTRA BEAMLINE 5.2R 1 ELETTRA 5.2R
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 2.5 48.49 100 0.224 7.6 10 35012
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.5 2.6 100 2.572 9.8
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 5E4T 2.5 48.49 33080 1654 99.6 0.191 0.188 0.1948 0.246 0.2492 RANDOM 51.32
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] 1.05 1.05 1.05 -3.42
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.103 r_dihedral_angle_3_deg 15.913 r_dihedral_angle_4_deg 15.559 r_long_range_B_refined 9.614 r_long_range_B_other 9.512 r_scangle_other 8.247 r_dihedral_angle_1_deg 7.125 r_mcangle_other 5.909 r_mcangle_it 5.908 r_scbond_it 5.472
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.103 r_dihedral_angle_3_deg 15.913 r_dihedral_angle_4_deg 15.559 r_long_range_B_refined 9.614 r_long_range_B_other 9.512 r_scangle_other 8.247 r_dihedral_angle_1_deg 7.125 r_mcangle_other 5.909 r_mcangle_it 5.908 r_scbond_it 5.472 r_scbond_other 5.472 r_mcbond_it 4.059 r_mcbond_other 4.055 r_angle_refined_deg 1.901 r_angle_other_deg 0.963 r_chiral_restr 0.108 r_bond_refined_d 0.016 r_gen_planes_refined 0.009 r_bond_other_d 0.003 r_gen_planes_other 0.001 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4210 Nucleic Acid Atoms Solvent Atoms 185 Heterogen Atoms 161
Software Software Software Name Purpose REFMAC refinement iMOSFLM data reduction Aimless data scaling PHASER phasing