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X-ray crystallographic structure of a beta-hairpin peptide mimic derived from Abeta 16-36. Rigaku data set. (ORN)KLV(MEA)FAE(ORN)AIIGLMV.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 296.15 0.1 M HEPES sodium buffer (pH 7.5), 0.2 M sodium citrate, 22% isopropanol
Crystal Properties Matthews coefficient Solvent content 2.41 48.89
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 67.746 α = 90 b = 67.746 β = 90 c = 67.746 γ = 90
Symmetry Space Group P 4 3 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 133 CCD RIGAKU SATURN 92 2016-06-18 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 2.026 19.56 99.9 0.03415 24.3 36.8 3808
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 2.026 2.098 99.8 0.2676 2.1 17.2
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 2.026 19.557 1.35 3806 663 99.79 0.2128 0.2088 0.2198 0.2466 0.2607
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 28.321 f_angle_d 1.156 f_chiral_restr 0.069 f_bond_d 0.005 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 375 Nucleic Acid Atoms Solvent Atoms 32 Heterogen Atoms 8
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHASER phasing