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Crystal structure of quinone reductase 2 in complex with the indolequinone MAC627
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QR2 PDB ENTRY 1QR2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 293 1.60M ammonium sulphate, 100mM Na-HEPES pH 7, 12uM FAD, 1mM dithiothreitol, 200uM indolequinone MAC627, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.32 47.03
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57.08 α = 90 b = 82.05 β = 90 c = 106.34 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 ADSC QUANTUM 315r 2009-12-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID23-1 0.9762 ESRF ID23-1
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 35.45 82.3 0.106 7.5 4.5 28053 28053
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 2.11 86.3 0.679 2 4.4 4230
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-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1QR2 2 35.45 26579 1407 81.06 0.22345 0.22015 0.28798 0.2751 RANDOM 36.795
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] 4.08 -0.8 -3.28
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.759 r_dihedral_angle_4_deg 21.776 r_dihedral_angle_3_deg 18.313 r_dihedral_angle_1_deg 7.008 r_scangle_it 4.492 r_scbond_it 2.98 r_mcangle_it 2.012 r_angle_refined_deg 1.921 r_mcbond_it 1.152 r_chiral_restr 0.122
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.759 r_dihedral_angle_4_deg 21.776 r_dihedral_angle_3_deg 18.313 r_dihedral_angle_1_deg 7.008 r_scangle_it 4.492 r_scbond_it 2.98 r_mcangle_it 2.012 r_angle_refined_deg 1.921 r_mcbond_it 1.152 r_chiral_restr 0.122 r_bond_refined_d 0.021 r_gen_planes_refined 0.01
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3646 Nucleic Acid Atoms Solvent Atoms 62 Heterogen Atoms 168
Software Software Software Name Purpose ADSC data collection REFMAC refinement MOSFLM data reduction SCALA data scaling