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Synthesis and evaluation of heterocyclic catechol mimics as inhibitors of catechol-O-methyltransferase (COMT): Structure with Cmpd18 (1-(biphenyl-3-yl)-3-hydroxypyridin-4(1H)-one)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 298 0.1M MES, pH 6.5, 0.1M NaOAc, 30% PEG 2000MME; MA000417 (PEGsII), drop b10 :100uM ligand, 11mg/ml protein
Crystal Properties Matthews coefficient Solvent content 2.53 51.41
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 43.741 α = 90 b = 57.201 β = 90 c = 98.182 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 CCD RIGAKU SATURN 944+ 2008-05-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU FR-E+ SUPERBRIGHT 1.54
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 1.8 50 99.2 0.073 13.4 6.9 23411
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 1.8 1.83 96.5 0.471 4.5 1116
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 THROUGHOUT 1.8 49.45 22153 1206 99.17 0.1757 0.1736 0.1733 0.2156 0.2174 RANDOM 20.192
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] 1.73 -0.82 -0.91
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.851 r_dihedral_angle_4_deg 17.588 r_dihedral_angle_3_deg 12.779 r_dihedral_angle_1_deg 11.96 r_scangle_it 3.336 r_scbond_it 2.192 r_angle_refined_deg 1.443 r_mcangle_it 1.254 r_mcbond_it 0.787 r_nbtor_refined 0.314
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.851 r_dihedral_angle_4_deg 17.588 r_dihedral_angle_3_deg 12.779 r_dihedral_angle_1_deg 11.96 r_scangle_it 3.336 r_scbond_it 2.192 r_angle_refined_deg 1.443 r_mcangle_it 1.254 r_mcbond_it 0.787 r_nbtor_refined 0.314 r_nbd_refined 0.197 r_symmetry_vdw_refined 0.159 r_symmetry_hbond_refined 0.154 r_xyhbond_nbd_refined 0.139 r_chiral_restr 0.103 r_bond_refined_d 0.013 r_gen_planes_refined 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1699 Nucleic Acid Atoms Solvent Atoms 291 Heterogen Atoms 60
Software Software Software Name Purpose SCALEPACK data scaling REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data scaling MOLREP phasing