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Structure of the M3 muscarinic acetylcholine receptor bound to the antagonist tiotropium crystallized with disulfide-stabilized T4 lysozyme (dsT4L)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 LIPIDIC CUBIC PHASE 8.1 298 45% PEG 300, 110 mM ammonium sulfate, 113.5 mM lithium citrate, 100 mM Tris
Crystal Properties Matthews coefficient Solvent content 2.49 50.55
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 54.952 α = 90 b = 54.952 β = 90 c = 348.03 γ = 90
Symmetry Space Group P 41 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 80 CCD MARMOSAIC 300 mm CCD 2013-06-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 23-ID-D 1.033 APS 23-ID-D
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 3.57 31.62 89.4 0.204 4 3.1 6315 99.37
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 3.57 3.7 89.3 0.827 1.1 3 620
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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION FREE R-VALUE 3.57 31.62 1.45 6315 320 89.42 0.2751 0.2723 0.2708 0.3253 0.3194 Random selection
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 12.212 f_angle_d 0.561 f_chiral_restr 0.018 f_bond_d 0.004 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3416 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 26
Software Software Software Name Purpose PHENIX refinement