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Structure of segment MVGGVVIA from the amyloid-beta peptide (Ab, residues 35-42), alternate polymorph 2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 AB3542 CRYSTALS (FIRST DISSOLVED IN WATER) WERE FOUND IN 1.5-YEAR-OLD TRAYS SET AT 0.5 MG/ML IN 0.1 M HEPES PH 7.5, 0.5 M MG FORMATE (CRYSTAL FORM II)
Crystal Properties Matthews coefficient Solvent content 1.38 10.91
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 9.47 α = 90 b = 47.59 β = 103.57 c = 20.8 γ = 90
Symmetry Space Group P 1 21 1
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 315 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-E APS 24-ID-E
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 2.1 23.8 88.9 0.14 2.54 1.9 896 1.5
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 2.1 2.21 88.3 0.43 1.55 1.91
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 MOLECULAR REPLACEMENT THROUGHOUT 2.1 23.8 896 53 88.94 0.20435 0.20165 0.1991 0.24699 0.2471 RANDOM 11.899
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] 0.26 0.1 -0.58 0.27
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 16.039 r_dihedral_angle_1_deg 11.591 r_angle_refined_deg 2.896 r_chiral_restr 0.174 r_bond_refined_d 0.024 r_gen_planes_refined 0.005 r_bond_other_d r_angle_other_deg r_dihedral_angle_2_deg r_dihedral_angle_4_deg
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 16.039 r_dihedral_angle_1_deg 11.591 r_angle_refined_deg 2.896 r_chiral_restr 0.174 r_bond_refined_d 0.024 r_gen_planes_refined 0.005 r_bond_other_d r_angle_other_deg r_dihedral_angle_2_deg r_dihedral_angle_4_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_it r_mcbond_other r_mcangle_it r_mcangle_other r_scbond_it r_scbond_other r_scangle_it r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 204 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement XDS data reduction XSCALE data scaling PHASER phasing