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Structure of Phosphotriesterase mutant H254Q/H257F
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 293 0.1M Bis-Tris pH 6.5, 20% PEG MME 5000, Vapor diffusion, sitting drop, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.07 40.61
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 43.528 α = 104.75 b = 45.367 β = 93.13 c = 79.113 γ = 97.97
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 mirror 2007-01-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU300 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 91.8 0.006 0.007 12.93 1.9 53527 49147
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.8 1.86 70.2 0.031 0.035 3.04 1.8 3737
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 1.8 50 49147 49147 2483 91.77 0.148 0.146 0.1463 0.189 0.1887 RANDOM 14.483
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] -0.09 -0.02 -0.16 -0.12 -0.31 0.03
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.626 r_dihedral_angle_4_deg 17.754 r_dihedral_angle_3_deg 13.666 r_dihedral_angle_1_deg 7.185 r_scangle_it 1.777 r_angle_refined_deg 1.417 r_mcangle_it 1.384 r_scbond_it 1.176 r_mcbond_it 0.984 r_nbtor_refined 0.304
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.626 r_dihedral_angle_4_deg 17.754 r_dihedral_angle_3_deg 13.666 r_dihedral_angle_1_deg 7.185 r_scangle_it 1.777 r_angle_refined_deg 1.417 r_mcangle_it 1.384 r_scbond_it 1.176 r_mcbond_it 0.984 r_nbtor_refined 0.304 r_nbd_refined 0.199 r_symmetry_vdw_refined 0.158 r_symmetry_hbond_refined 0.135 r_xyhbond_nbd_refined 0.132 r_chiral_restr 0.111 r_metal_ion_refined 0.016 r_bond_refined_d 0.013 r_gen_planes_refined 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5048 Nucleic Acid Atoms Solvent Atoms 682 Heterogen Atoms 50
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data reduction HKL-2000 data scaling MOLREP phasing