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Crystal structure of Mycobacterium tuberculosis ArgB in complex with 2-Chlorobenzimidazole.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2AP9
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 9.5 291 1260 mM ammonium sulphate
100 mM CHES pH 9.5
200 mM NaCl
Crystal Properties Matthews coefficient Solvent content 3.44 64.26
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 174.94 α = 90 b = 174.94 β = 90 c = 72.96 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M 2017-02-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I03 0.9762 Diamond I03
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 2.246 87.47 100 0.055 0.059 0.021 0.999 17.4 7.6 20451 64.95
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.25 2.37 100 0.882 0.944 0.335 0.706 7.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2AP9 2.246 45.046 1.38 20447 1002 99.96 0.1946 0.1922 0.1996 0.2389 0.2403 83.2635
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 18.83 f_angle_d 1.021 f_chiral_restr 0.064 f_bond_d 0.009 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2138 Nucleic Acid Atoms Solvent Atoms 18 Heterogen Atoms 20
Software Software Software Name Purpose PHENIX refinement Aimless data scaling PHASER phasing PDB_EXTRACT data extraction XDS data reduction Coot model building