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The Structure of the Intermediate Complex of the Arginine Repressor from Mycobacterium tuberculosis Bound to its DNA Operator and L-canavanine.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.5 295 1M ammonium sulfate, 100 mM bis-tris buffer, 1% PEG 3350, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 3.7 66.78
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 184.75 α = 90 b = 106.532 β = 121.4 c = 117.752 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 MARMOSAIC 325 mm CCD 2009-04-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-2 0.97946 SSRL BL9-2
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 2.15 50 91.8 0.067 0.067 11.5 2.4 105420 96776 41.3
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) 2.15 2.23 95.1 0.433 0.433 1.9 2.3
Refinement Statistics Diffraction ID Structure Solution Method 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 2.15 39.004 1.35 96750 4830 91.51 0.1855 0.1844 0.1789 0.2049 0.2002
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 22.664 f_angle_d 1.366 f_chiral_restr 0.064 f_bond_d 0.008 f_plane_restr 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6558 Nucleic Acid Atoms 1950 Solvent Atoms 672 Heterogen Atoms 112
Software Software Software Name Purpose MOSFLM data reduction PHENIX refinement HKL-2000 data reduction HKL-2000 data scaling