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Crystal Structure of multidrug binding protein QacR from Staphylococcus aureus cocrystallized with compound DB75
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1JT6
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.6 298 Mother liquor consists of 2.3 -2.7M ammonium sulfate and 0.1M sodium acetate. The protein stock solution is 10mg/mL and is mixed with a 1:1 dilution with the mother liquor. The ligand is added to the protein stock solution at concentrations of 200-500 micromolar., pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 3.76 67.32
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 171.497 α = 90 b = 171.497 β = 90 c = 94.316 γ = 90
Symmetry Space Group P 42 21 2
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 210 2004-12-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.1 1.0 ALS 8.2.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.8 76.7 97.9 35209 34470 52.8
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) 2.8 2.95 96.3 0.377 2 2.6 4828
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1jt6 2.8 76.7 35209 34470 3435 97.9 0.224 0.224 0.2194 0.289 RANDOM 70.3
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] 5.83 5.83 -11.67
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 18.3 c_angle_deg 1.2 c_improper_angle_d 0.74 c_bond_d 0.008 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 18.3 c_angle_deg 1.2 c_improper_angle_d 0.74 c_bond_d 0.008 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6000 Nucleic Acid Atoms Solvent Atoms 23 Heterogen Atoms 40
Software Software Software Name Purpose CNS refinement MOSFLM data reduction SCALA data scaling MOLREP phasing