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Torpedo californica acetylcholinesterase in complex with 500mM acetylthiocholine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1EA5 PDB ENTRY 1EA5
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6 277 32% PEG200, 150MM MES, PH6, 4 DEG. C. THE CRYSTAL WAS SOAKED IN A 1.5ML MOTHER LIQUOR SOLUTION CONTAINING 500MM OF THE SUBSTRATE ACETYLTHIOCHOLINE, 40 MINUTES PRIOR TO DATA COLLECTION, pH 6.00
Crystal Properties Matthews coefficient Solvent content 3.8 68
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 111.99 α = 90 b = 111.99 β = 90 c = 137.12 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 CCD 2005-04-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID29 ESRF ID29
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 2.15 20 99.6 0.06 22.14 7.34 54312 3 27.9
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 2.2 98.9 0.45 3.1 4.9
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 PDB ENTRY 1EA5 2.15 19.8 54244 2718 99.5 0.169 0.169 0.1653 0.209 0.2065 RANDOM 41.2
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] 6.52 3.21 6.52 -13.04
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.8 c_scangle_it 2.84 c_mcangle_it 2.02 c_scbond_it 2 c_angle_deg 1.3 c_mcbond_it 1.3 c_bond_d 0.006 c_bond_d_na c_bond_d_prot c_angle_d
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.8 c_scangle_it 2.84 c_mcangle_it 2.02 c_scbond_it 2 c_angle_deg 1.3 c_mcbond_it 1.3 c_bond_d 0.006 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4245 Nucleic Acid Atoms Solvent Atoms 948 Heterogen Atoms 86
Software Software Software Name Purpose CNS refinement XDS data reduction XSCALE data scaling CNS phasing