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Discovery of CNS Penetrant Transthyretin (TTR) Stabilizers with Heterocyclic Linkers
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3TCT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 293 1.4 M NaCit pH 5.5, 3.5% glycerol.
Crystal Properties Matthews coefficient Solvent content 2.12 41.95
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 85.26 α = 90 b = 42.71 β = 90 c = 64.13 γ = 90
Symmetry Space Group P 21 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 100 PIXEL DECTRIS EIGER X 9M 2019-11-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 17-ID 0.95374 APS 17-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) 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 1.168 64.13 92.8 0.09 0.039 0.997 11.2 6.3 71413
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 1.168 1.223 47.7 0.311
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) 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 MOLECULAR REPLACEMENT THROUGHOUT 1.163 64.13 71413 3534 88 0.1838 0.1823 0.1768 0.2118 0.207 RANDOM 17.85
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] 0.2789 -0.553 0.2741
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 15.78 t_omega_torsion 5.1 t_angle_deg 1.29 t_bond_d 0.015 t_dihedral_angle_d t_gen_planes t_it t_chiral_improper_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1785 Nucleic Acid Atoms Solvent Atoms 285 Heterogen Atoms 38
Software Software Software Name Purpose BUSTER refinement XDS data reduction STARANISO data scaling PHASER phasing