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Crystal structure of the ATP-gated human P2X3 ion channel bound to competitive antagonist TNP-ATP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 277.15 25% PEG 400, 100 mM MES, pH 6.85, 50 mM MgCl2
Crystal Properties Matthews coefficient Solvent content 4.02 69.38
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 120.45 α = 90 b = 120.45 β = 90 c = 235.99 γ = 120
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 PILATUS3 S 6M 2015-11-27 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-C 0.979 APS 24-ID-C
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 3.25 48 99.8 19.64 10.27 10651
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 MOLECULAR REPLACEMENT FREE R-VALUE 3.25 47.819 1.37 10650 507 99.85 0.2505 0.2488 0.2517 0.2893 0.2912
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 16.18 f_angle_d 0.649 f_chiral_restr 0.044 f_bond_d 0.004 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2424 Nucleic Acid Atoms Solvent Atoms 2 Heterogen Atoms 90
Software Software Software Name Purpose PHENIX refinement XDS data reduction XDS data scaling PHASER phasing