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Triazoloquinazolines as a novel class of phosphodiesterase 10A (PDE10A) inhibitors, part 2, Lead-optimisation.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2O8H PDB ENTRY 2O8H
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 8.9 100 MM TRIS-HCL PH8.9, 5 MM CACL2, 11-12% PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.25 45.36
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 49.38 α = 90 b = 81.69 β = 90 c = 160.62 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE RIGAKU IMAGE PLATE MIRRORS 2007-09-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 HF
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 2.43 57.27 99.1 0.14 5.6 3.1 25010 2 37.5
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 2.43 2.56 94.1 0.46 2 3
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 PDB ENTRY 2O8H 2.43 47.2 23564 1287 98.41 0.22412 0.2209 0.2185 0.28445 0.2796 RANDOM 21.825
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] 0.79 -2.09 1.3
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.47 r_dihedral_angle_3_deg 14.88 r_dihedral_angle_4_deg 14.358 r_dihedral_angle_1_deg 5.098 r_scangle_it 1.468 r_angle_refined_deg 1.009 r_scbond_it 0.877 r_angle_other_deg 0.833 r_mcangle_it 0.731 r_mcbond_it 0.392
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.47 r_dihedral_angle_3_deg 14.88 r_dihedral_angle_4_deg 14.358 r_dihedral_angle_1_deg 5.098 r_scangle_it 1.468 r_angle_refined_deg 1.009 r_scbond_it 0.877 r_angle_other_deg 0.833 r_mcangle_it 0.731 r_mcbond_it 0.392 r_chiral_restr 0.057 r_mcbond_other 0.053 r_bond_refined_d 0.008 r_gen_planes_refined 0.004 r_bond_other_d 0.001 r_gen_planes_other 0.001 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5016 Nucleic Acid Atoms Solvent Atoms 220 Heterogen Atoms 54
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling MOLREP phasing