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Mycobacterium tuberculosis tryptophan synthase beta chain dimer (apoform)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2O2E PDB ENTRY 2O2E
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 293 0.1 M Hepes, 2.0 M Ammonium Formate, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.15 42.67
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 83.823 α = 90 b = 114.966 β = 90 c = 159.27 γ = 90
Symmetry Space Group C 2 2 21
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 Au-coated planar; toroidal mirrors 2004-02-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 1.05 MPG/DESY, HAMBURG BW6
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 2.56 30 96.9 0.047 13.5 2 23336 22608 2
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) 2.56 2.63 93.4 0.367 2 1.8 1622
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 PDB ENTRY 2O2E 2.56 10 23335 22608 1224 96.9 0.21441 0.20958 0.2144 0.30376 0.2987 RANDOM 45.799
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] -0.02 -0.02 0.04
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 39.157 r_dihedral_angle_3_deg 22.836 r_dihedral_angle_4_deg 21.047 r_dihedral_angle_1_deg 10.041 r_scangle_it 6.314 r_scbond_it 4.433 r_angle_refined_deg 3.112 r_mcangle_it 2.913 r_mcbond_it 1.838 r_nbtor_refined 0.345
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 39.157 r_dihedral_angle_3_deg 22.836 r_dihedral_angle_4_deg 21.047 r_dihedral_angle_1_deg 10.041 r_scangle_it 6.314 r_scbond_it 4.433 r_angle_refined_deg 3.112 r_mcangle_it 2.913 r_mcbond_it 1.838 r_nbtor_refined 0.345 r_symmetry_vdw_refined 0.325 r_symmetry_hbond_refined 0.305 r_nbd_refined 0.3 r_xyhbond_nbd_refined 0.217 r_chiral_restr 0.193 r_bond_refined_d 0.039 r_gen_planes_refined 0.012
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4738 Nucleic Acid Atoms Solvent Atoms 20 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement MAR345 data collection DENZO data reduction SCALEPACK data scaling MOLREP phasing