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Crystal structure of the Pribnow Box recognition region of SigC from Mycobacterium tuberculosis
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1OR7
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 298 2M ammonium sulphate, 5% isopropanol, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K
Crystal Properties Matthews coefficient Solvent content 3.4 63.87
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 85.173 α = 90 b = 85.173 β = 90 c = 79.554 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 2004-12-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200 1.5418
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 2.7 35.01 99.8 0.087 10.9 2.6 9076 1 1
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 2.7 2.89 99.2 0.387 2.3 2.3 2612
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 1OR7 2.7 33.46 8656 418 99.98 0.20348 0.2014 0.2198 0.2479 0.2663 RANDOM 38.582
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] 0.05 0.02 0.05 -0.07
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.302 r_dihedral_angle_3_deg 24.427 r_dihedral_angle_4_deg 22.87 r_dihedral_angle_1_deg 17.661 r_scangle_it 5.726 r_scbond_it 3.321 r_angle_refined_deg 2.763 r_mcangle_it 1.995 r_mcbond_it 1.106 r_nbtor_refined 0.325
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.302 r_dihedral_angle_3_deg 24.427 r_dihedral_angle_4_deg 22.87 r_dihedral_angle_1_deg 17.661 r_scangle_it 5.726 r_scbond_it 3.321 r_angle_refined_deg 2.763 r_mcangle_it 1.995 r_mcbond_it 1.106 r_nbtor_refined 0.325 r_chiral_restr 0.263 r_nbd_refined 0.263 r_symmetry_vdw_refined 0.197 r_xyhbond_nbd_refined 0.156 r_bond_refined_d 0.03 r_gen_planes_refined 0.009 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1342 Nucleic Acid Atoms Solvent Atoms 20 Heterogen Atoms 20
Software Software Software Name Purpose REFMAC refinement MAR345 data collection MOSFLM data reduction CCP4 data scaling PHASER phasing