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Crystal structure of macrocycles containing Abeta 15-21 (QKLV(PHI)FA) and Abeta 30-36 (AII(SAR)L(ORN)V)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 296.15 0.1 M sodium citrate, pH 5.25
24% PEG 4000
23% isopropanol
Crystal Properties Matthews coefficient Solvent content 1.84 33.33
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 20.346 α = 90 b = 22.029 β = 90 c = 31.598 γ = 90
Symmetry Space Group P 21 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 100 CCD RIGAKU SATURN 944+ 2014-07-31 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 HF 1.54
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 2.023 18.07 97.84 0.1042 14.02 4.2 4263
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 2.023 2.095 85.29 0.2209 4.69
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION SAD FREE R-VALUE 2.023 18.07 1.34 1689 170 93.89 0.2003 0.195 0.2064 0.2441 0.2479
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 30.941 f_angle_d 1.145 f_chiral_restr 0.044 f_plane_restr 0.006 f_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 126 Nucleic Acid Atoms Solvent Atoms 9 Heterogen Atoms 15
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHASER phasing