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Dihydropteroate Synthetase, With Bound Product Analogue Pteroic Acid, From Bacillus anthracis
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1TWS PDB entry 1TWS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 9 291 lithium sulfate, tris, pH 9, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 3 58.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.547 α = 90 b = 97.547 β = 90 c = 263.158 γ = 120
Symmetry Space Group P 62 2 2
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 MARMOSAIC 225 mm CCD mirrors 2004-02-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID 1.0 APS 22-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.15 81.7 100 0.066 18.3 8 38829 38829 -3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.15 2.21 94.4 0.577 4.2 4.2 38829
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 PDB entry 1TWS 2.15 81.7 -3 36872 36872 1954 94 0.23298 0.23298 0.23057 0.2264 0.27963 0.2684 RANDOM 37.459
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] 4.49 2.25 4.49 -6.74
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.933 r_scangle_it 4.242 r_scbond_it 2.836 r_mcangle_it 1.658 r_angle_refined_deg 1.586 r_mcbond_it 0.875 r_symmetry_vdw_refined 0.265 r_nbd_refined 0.226 r_symmetry_hbond_refined 0.177 r_xyhbond_nbd_refined 0.169
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.933 r_scangle_it 4.242 r_scbond_it 2.836 r_mcangle_it 1.658 r_angle_refined_deg 1.586 r_mcbond_it 0.875 r_symmetry_vdw_refined 0.265 r_nbd_refined 0.226 r_symmetry_hbond_refined 0.177 r_xyhbond_nbd_refined 0.169 r_chiral_restr 0.11 r_bond_refined_d 0.018 r_gen_planes_refined 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4078 Nucleic Acid Atoms Solvent Atoms 164 Heterogen Atoms 96
Software Software Software Name Purpose REFMAC refinement MAR345 data collection CCP4 data scaling CNS phasing