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Potassium free structure of E. coli ExoIX
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other EXOIX P21 STRUCTURE
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 0.2 M SODIUM ACETATE TRIHYDRATE, 20% PEG 3350, pH 6.5
Crystal Properties Matthews coefficient Solvent content 2.6 53
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 128.451 α = 90 b = 37.432 β = 117.41 c = 66.698 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 298 IMAGE PLATE MARRESEARCH M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007
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 2.45 40 92.4 0.12 7.9 1.9 9692 6
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 2.45 2.58 95 0.41 3.4 1.9
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 EXOIX P21 STRUCTURE 2.45 20 8558 474 85.2 0.17728 0.17225 0.1773 0.273 0.2731 RANDOM 40.536
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] -0.42 -0.11 0.85 -0.53
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.556 r_scbond_it 23.53 r_scangle_it 22.647 r_mcbond_other 22.249 r_mcangle_it 20.202 r_mcbond_it 19.838 r_dihedral_angle_3_deg 15.44 r_dihedral_angle_4_deg 11.052 r_dihedral_angle_1_deg 5.685 r_angle_refined_deg 1.081
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.556 r_scbond_it 23.53 r_scangle_it 22.647 r_mcbond_other 22.249 r_mcangle_it 20.202 r_mcbond_it 19.838 r_dihedral_angle_3_deg 15.44 r_dihedral_angle_4_deg 11.052 r_dihedral_angle_1_deg 5.685 r_angle_refined_deg 1.081 r_angle_other_deg 0.858 r_chiral_restr 0.059 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 1895 Nucleic Acid Atoms Solvent Atoms 17 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling PHASER phasing