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An Aldol Switch Discovered in Stilbene Synthases Mediates Cyclization Specificity of Type III Polyketide Synthases: 18xCHS+resveratrol Structure
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1U0V
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 277 PEG 8000, ammonium acetate, HEPES-Na+ buffer, ethylene glycol, resveratrol, DTT, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.19 43.36
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 64.328 α = 111.39 b = 71.724 β = 91.61 c = 85.748 γ = 90.07
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE MARRESEARCH 2001-01-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-1 0.773 SSRL BL9-1
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 49.34 97 93036 93036 13.4
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2 2.13 91.4
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 (All) 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 1U0V 2 49.34 93036 93036 4706 97 0.206 0.203 0.203 0.2032 0.264 0.2639 RANDOM 31.1
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] 9.92 1.45 -2.97 -11.17 -1.56 1.25
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.2 c_scangle_it 3.99 c_scbond_it 3.05 c_mcangle_it 2.69 c_mcbond_it 1.97 c_angle_deg 1.5 c_improper_angle_d 1 c_bond_d 0.01 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.2 c_scangle_it 3.99 c_scbond_it 3.05 c_mcangle_it 2.69 c_mcbond_it 1.97 c_angle_deg 1.5 c_improper_angle_d 1 c_bond_d 0.01 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
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 11896 Nucleic Acid Atoms Solvent Atoms 1190 Heterogen Atoms 68
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction SCALEPACK data scaling EPMR phasing