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Crystal structure of acetylcholinesterase, phosphonylated by sarin (aged) in complex with HI-6
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1J06 PDB ENTRY 1J06
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7 26-30 % (V/V) PEG750MME 0.1 M HEPES PH 7.0
Crystal Properties Matthews coefficient Solvent content 4.1 70
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 79.55 α = 90 b = 112.32 β = 90 c = 227.06 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 CCD MARRESEARCH 2007-02-21 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MAX II BEAMLINE I911-3 MAX II I911-3
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 2.2 29.2 99.7 0.06 15.3 5.7 110895 3 45.78
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 2.15 2.3 99.9 0.44 4.5 5.7
Refinement Statistics Diffraction ID Structure Solution 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT PDB ENTRY 1J06 2.15 29.089 1.35 110749 2191 99.59 0.186 0.1855 0.2119 0.2268
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] -0.8764 0.7953 0.0811
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 18.237 f_angle_d 1.235 f_chiral_restr 0.085 f_bond_d 0.01 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8313 Nucleic Acid Atoms Solvent Atoms 650 Heterogen Atoms 132
Software Software Software Name Purpose PHENIX refinement XDS data reduction SCALA data scaling REFMAC phasing