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Crystal structure of QKLVFFAED nonapeptide segment from amyloid beta incorporated into a macrocyclic beta-sheet template
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.2 298 0.5M Sodium citrate tribasic dihydrate, 35% tert-butanol, 1% PEG 3350 98K, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 1.9 35.43
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 45.085 α = 90 b = 45.085 β = 90 c = 29.247 γ = 120
Symmetry Space Group P 6 2 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 315r 2012-10-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.1 0.92 ALS 8.2.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 1.77 50 99 0.123 0.123 22 20 38242 1909 -3
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 1.77 1.83 100 0.456 17.8 178
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 SAD THROUGHOUT 1.77 29.26 1779 130 98.71 0.22759 0.22422 0.2285 0.27056 0.2716 RANDOM 42.122
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] 0.21 0.21 0.21 -0.68
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 20.748 r_dihedral_angle_3_deg 16.349 r_dihedral_angle_1_deg 6.893 p_mcangle_it 6.268 r_mcbond_it 4.108 r_mcbond_other 3.647 r_angle_refined_deg 2.96 r_angle_other_deg 1.96 r_chiral_restr 0.128 r_bond_refined_d 0.031
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 20.748 r_dihedral_angle_3_deg 16.349 r_dihedral_angle_1_deg 6.893 p_mcangle_it 6.268 r_mcbond_it 4.108 r_mcbond_other 3.647 r_angle_refined_deg 2.96 r_angle_other_deg 1.96 r_chiral_restr 0.128 r_bond_refined_d 0.031 r_gen_planes_refined 0.027 r_bond_other_d 0.024 r_gen_planes_other 0.018
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 155 Nucleic Acid Atoms Solvent Atoms 2 Heterogen Atoms 6
Software Software Software Name Purpose HKL-2000 data collection AutoSol phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling