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Dihydropteroate Synthetase, With Bound Substrate Analogue PtP, 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 219K
Crystal Properties Matthews coefficient Solvent content 3 58.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.362 α = 90 b = 97.362 β = 90 c = 262.865 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 MAR CCD 165 mm mirrors 2004-04-13 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 2.75 50 100 0.057 57.3 11.5 19781 19781 -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 2.75 2.85 99.9 0.324 7.5 12 19781
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 2.75 50 -3 18715 18715 1004 98.3 0.22871 0.22871 0.22601 0.219 0.27848 0.265 RANDOM 30.082
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] 4.38 2.19 4.38 -6.56
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.696 r_scangle_it 2.898 r_scbond_it 1.813 r_angle_refined_deg 1.732 r_mcangle_it 1.178 r_mcbond_it 0.603 r_symmetry_vdw_refined 0.426 r_nbd_refined 0.256 r_xyhbond_nbd_refined 0.169 r_symmetry_hbond_refined 0.154
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.696 r_scangle_it 2.898 r_scbond_it 1.813 r_angle_refined_deg 1.732 r_mcangle_it 1.178 r_mcbond_it 0.603 r_symmetry_vdw_refined 0.426 r_nbd_refined 0.256 r_xyhbond_nbd_refined 0.169 r_symmetry_hbond_refined 0.154 r_chiral_restr 0.106 r_bond_refined_d 0.02 r_gen_planes_refined 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4093 Nucleic Acid Atoms Solvent Atoms 134 Heterogen Atoms 76
Software Software Software Name Purpose REFMAC refinement MAR345 data collection SCALEPACK data scaling CNS phasing