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Crystal structure of Mycobacterium tuberculosis anti-sigma factor RslA in complex with -35 promoter binding domain of sigL
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 298 1.0-1.2M Ammonium Sulphate, 0.1M Bis Tris Propane, 0.5-5% peg 8000
, pH 7.0-7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.87 57.14
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 83.07 α = 90 b = 166.77 β = 90 c = 178.87 γ = 90
Symmetry Space Group P 21 21 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 MARMOSAIC 300 mm CCD 2009-05-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 0.9762 ESRF BM14
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 2.35 44.72 99.7 0.065 12.4 4.2 103640
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) 1 2.35 2.48 0.48 3 4.1 60924
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 SAD THROUGHOUT 2.35 41.88 98462 5174 99.47 0.21332 0.21089 0.2114 0.26014 0.2531 RANDOM 46.425
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] 2.9 -2.03 -0.87
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.338 r_dihedral_angle_3_deg 20.036 r_dihedral_angle_4_deg 19.881 r_sphericity_free 5.142 r_dihedral_angle_1_deg 4.909 r_scangle_it 3.269 r_sphericity_bonded 2.151 r_scbond_it 2.005 r_mcangle_it 1.508 r_angle_refined_deg 1.384
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.338 r_dihedral_angle_3_deg 20.036 r_dihedral_angle_4_deg 19.881 r_sphericity_free 5.142 r_dihedral_angle_1_deg 4.909 r_scangle_it 3.269 r_sphericity_bonded 2.151 r_scbond_it 2.005 r_mcangle_it 1.508 r_angle_refined_deg 1.384 r_rigid_bond_restr 1.286 r_mcbond_it 0.824 r_chiral_restr 0.098 r_bond_refined_d 0.011 r_gen_planes_refined 0.005 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined 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
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10423 Nucleic Acid Atoms Solvent Atoms 269 Heterogen Atoms 60
Software Software Software Name Purpose PHENIX model building REFMAC refinement MOSFLM data reduction SCALA data scaling PHENIX phasing