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Crystal structure of HCV NS5B polymerase with a novel monocyclic dihydropyridinone inhibitor
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other HCV POLYMERASE
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.7 298 20% PEG 4K, 50 MM AMMONIUM SULFATE, 100 MM SODIUM ACETATE, 5 MM DTT, TRANSFERRED TO PH 7.6 FOR SOAKING, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.25 45.35
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 85.864 α = 90 b = 106.391 β = 90 c = 126.567 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 RAXIS IV mirrors 1997-05-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH3R 1.5418
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 2.15 34.15 100 0.158 13.6 7.9 63836 63836
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) 2.15 2.23 100 0.959 1.93 7.6 6262
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) 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 HCV POLYMERASE 2.15 34.15 63740 63740 3231 99.7 0.22771 0.22523 0.2285 0.27574 0.2748 RANDOM 44.256
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] 1.31 -1.31
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.996 r_dihedral_angle_3_deg 13.018 r_dihedral_angle_4_deg 11.859 r_dihedral_angle_1_deg 5.382 r_scangle_it 2.155 r_mcangle_it 1.69 r_scbond_it 1.544 r_mcbond_it 1.117 r_angle_refined_deg 1.027 r_nbtor_refined 0.292
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.996 r_dihedral_angle_3_deg 13.018 r_dihedral_angle_4_deg 11.859 r_dihedral_angle_1_deg 5.382 r_scangle_it 2.155 r_mcangle_it 1.69 r_scbond_it 1.544 r_mcbond_it 1.117 r_angle_refined_deg 1.027 r_nbtor_refined 0.292 r_nbd_refined 0.186 r_symmetry_vdw_refined 0.186 r_symmetry_hbond_refined 0.139 r_xyhbond_nbd_refined 0.117 r_chiral_restr 0.066 r_bond_refined_d 0.007 r_gen_planes_refined 0.003 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8668 Nucleic Acid Atoms Solvent Atoms 204 Heterogen Atoms 72
Software Software Software Name Purpose CrystalClear data collection EPMR phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling