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X-ray structure of a pentameric ligand gated ion channel from Erwinia chrysanthemi (ELIC) in complex with chlorpromazine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4A97
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 277.15 200 mM ammonium sulfate
50 mM ADA (N-(2-acetamido)iminodiacetic acid) pH 6.5
9-12 % PEG 4000
Crystal Properties Matthews coefficient Solvent content 4.19 70.67
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 105.2 α = 90 b = 266.65 β = 107.71 c = 111.04 γ = 90
Symmetry Space Group P 1 21 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 EIGER X 16M 2011-06-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X06SA 0.9999 SLS X06SA
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 3.4 49.16 98.9 0.093 14.8 3.9 67372
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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 4a97 3.567 44.746 1.99 67372 3412 97.51 0.2217 0.22 0.2531 0.229
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 16.141 f_angle_d 0.933 f_chiral_restr 0.052 f_bond_d 0.005 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 25045 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 210
Software Software Software Name Purpose PHENIX refinement XDS data reduction SCALA data scaling PHASER phasing