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PROTEIN AGGREGATION AND ALZHEIMER'S DISEASE: CRYSTALLOGRAPHIC ANALYSIS OF THE PHENOMENON. ENGINEERED VERSION OF THE RIBOSOMAL PROTEIN S6 USED AS A STABLE SCAFFOLD TO STUDY OLIGOMERIZATION.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 293 PEG 400, SODIUM CITRATE, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 20K
Crystal Properties Matthews coefficient Solvent content 2.29 46.18
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.081 α = 90 b = 105.546 β = 90 c = 80.838 γ = 90
Symmetry Space Group C 2 2 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 IMAGE PLATE MARRESEARCH 1999-05-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MAX II BEAMLINE I711 MAX II I711
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 1.65 20 94.6 0.056 21.6 3 25338 24926 3 3 18.7
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 1.65 1.74 94.6 0.243 3.1
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 THROUGHOUT 1.65 20 24922 896 93.4 0.247 0.247 0.2477 0.253 0.2524 RANDOM 16.6
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] 1.1 -1.09
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.3 c_angle_deg 1.3 c_scangle_it 1.12 c_improper_angle_d 0.75 c_mcangle_it 0.72 c_scbond_it 0.69 c_mcbond_it 0.4 c_bond_d 0.005 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.3 c_angle_deg 1.3 c_scangle_it 1.12 c_improper_angle_d 0.75 c_mcangle_it 0.72 c_scbond_it 0.69 c_mcbond_it 0.4 c_bond_d 0.005 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 1638 Nucleic Acid Atoms Solvent Atoms 156 Heterogen Atoms
Software Software Software Name Purpose CNS refinement MOSFLM data reduction CCP4 data scaling CNS phasing