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Structural insights into the potency of SK/IK channel positive modulators
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 5.8 293.15 0.1 M Sodium citrate tribasic dihydrate
0.5 M Ammonium sulfate
1.5 M Litium sulfate monohydrate
Crystal Properties Matthews coefficient Solvent content 3.15 60.89
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 76.994 α = 90 b = 66.015 β = 93.76 c = 65.298 γ = 90
Symmetry Space Group C 1 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 PIXEL Bruker PHOTON II 2017-02-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SEALED TUBE BRUKER D8 QUEST 1.3148
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 2.1 26.76 97.8 16.5 6 18443 22.77
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 THROUGHOUT 2.3 26.788 1.36 14507 721 99.31 0.1978 0.195 0.1976 0.2504 0.2512 34.7876
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 8.086 f_angle_d 1.216 f_chiral_restr 0.049 f_bond_d 0.008 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1931 Nucleic Acid Atoms Solvent Atoms 175 Heterogen Atoms 51
Software Software Software Name Purpose PHENIX refinement XPREP data scaling PDB_EXTRACT data extraction XPREP data reduction PHASER phasing