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crystal structure of the first part of the Mycobacterium tuberculosis DNA gyrase reaction core: the breakage and reunion domain at 2.7 A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1AB4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 293 Hepes, MPD, PEG 4000, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.47 64.55
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 163.915 α = 90 b = 109.66 β = 120.4 c = 101.996 γ = 90
Symmetry Space Group C 1 2 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 CCD ADSC QUANTUM 315r Kirkpatrick-Baez pair of bi-morph mirrors plus channel cut cryogenically cooled monochromator crystal 2009-05-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SOLEIL BEAMLINE PROXIMA 1 0.980000 SOLEIL PROXIMA 1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.7 35 98.6 0.103 0.087 12.46 3.44 42989 42396 -3 63.435
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.7 2.77 98 0.8 0.75 2.17 3.42 3186
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (I) 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 1AB4 2.7 19.9 -3 42989 42396 2125 99.19 0.1941 0.1941 0.1921 0.2002 0.2326 0.2376 RANDOM 57.48
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] 7.55131075 -3.59159366 2.35491207 -9.90622282
RMS Deviations Key Refinement Restraint Deviation t_dihedral_angle_d 22.44 t_it 1.012 t_angle_deg 0.719 t_nbd 0.03 t_gen_planes 0.008 t_bond_d 0.004 t_trig_c_planes 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7534 Nucleic Acid Atoms Solvent Atoms 222 Heterogen Atoms 18
Software Software Software Name Purpose Adxv data processing AMoRE phasing BUSTER-TNT refinement XDS data reduction XSCALE data scaling