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Atomic Resolution Structures of Escherichia coli and Bacillis anthracis Malate Synthase A: Comparison with Isoform G and Implications for Structure Based Drug Design
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 298 0.1M Tris pH 7.5, 0.2M calcium acetate, 22% PEG 8K, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.28 46.1
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.031 α = 90 b = 74.124 β = 97.82 c = 71.917 γ = 90
Symmetry Space Group P 1 21 1
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 2005-10-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.54
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.68 50 96.9 59002 2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.68 1.74 97.8
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 SIRAS THROUGHOUT 1.68 30 56011 2970 96.52 0.17806 0.17647 0.1743 0.20857 0.2058 RANDOM 14.977
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] 0.01 -0.01
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.744 r_dihedral_angle_4_deg 14.279 r_dihedral_angle_3_deg 12.007 r_dihedral_angle_1_deg 5.525 r_scangle_it 2.688 r_scbond_it 1.764 r_angle_refined_deg 1.223 r_mcangle_it 1.014 r_mcbond_it 0.656 r_nbtor_refined 0.304
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.744 r_dihedral_angle_4_deg 14.279 r_dihedral_angle_3_deg 12.007 r_dihedral_angle_1_deg 5.525 r_scangle_it 2.688 r_scbond_it 1.764 r_angle_refined_deg 1.223 r_mcangle_it 1.014 r_mcbond_it 0.656 r_nbtor_refined 0.304 r_nbd_refined 0.193 r_metal_ion_refined 0.185 r_symmetry_vdw_refined 0.176 r_symmetry_hbond_refined 0.134 r_xyhbond_nbd_refined 0.112 r_chiral_restr 0.086 r_bond_refined_d 0.013 r_gen_planes_refined 0.006 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_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 4187 Nucleic Acid Atoms Solvent Atoms 504 Heterogen Atoms 12
Software Software Software Name Purpose REFMAC refinement SBC-Collect data collection DENZO data reduction SCALEPACK data scaling SHELXS phasing