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Structure of Choline O-acetyltransferase in complex with 1-Methyl-4-[2-(1-naphthyl)-2-(propylthio)ethyl]pyridinium at 1.9 Angstrom resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2FY2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 293 0.1 M Tris-HCl pH 8.5
10 %(w/v) PEG3350
Crystal Properties Matthews coefficient Solvent content 2.53 51.4
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 54.66 α = 90 b = 76.766 β = 90 c = 164.324 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 PIXEL DECTRIS EIGER X 16M 2023-11-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MAX IV BEAMLINE BioMAX 0.9762 MAX IV BioMAX
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.9 82.16 99.8 0.998 12.3 8.7 55320 25.05
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 1.9 1.94 0.719
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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) Mean Isotropic B X-RAY DIFFRACTION FOURIER SYNTHESIS FREE R-VALUE 1.9 34.78 1.34 55230 1135 99.69 0.1686 0.168 0.168 0.197 0.1964 31.55
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 14.9086 f_angle_d 0.9103 f_chiral_restr 0.0603 f_bond_d 0.0092 f_plane_restr 0.0091
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4488 Nucleic Acid Atoms Solvent Atoms 434 Heterogen Atoms 24
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHENIX phasing PDB_EXTRACT data extraction