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Crystal Structure of the Pregnane X Receptor bound to Colupulone
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ILH PDB entry 1ILH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 298 Precipitant: 10% Isopropanol;
Cryoprotectant: done by serial dipping into 15%, 25% and 35% ethylene glycol, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.43 49.37
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 90.865 α = 90 b = 90.865 β = 90 c = 85.41 γ = 90
Symmetry Space Group P 43 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 70 CCD ADSC QUANTUM 4 mirrors 2005-07-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID 1.5418 APS 22-ID
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 2.8 50 99.2 0.105 19.8 10 8870 8870 48.1
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) 2.8 2.98 97.6 0.435 2.8 6.3
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 PDB entry 1ILH 2.8 45.43 8870 930 95.7 0.242 0.242 0.2371 0.284 0.277 RANDOM 49.9
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] 4.56 4.56 -9.11
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.2 c_scangle_it 3.69 c_mcangle_it 2.55 c_scbond_it 2.47 c_mcbond_it 1.44 c_angle_deg 1.2 c_improper_angle_d 1 c_bond_d 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1994 Nucleic Acid Atoms Solvent Atoms 20 Heterogen Atoms 29
Software Software Software Name Purpose CNS refinement HKL-2000 data collection HKL-2000 data reduction HKL-2000 data scaling AMoRE phasing