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Crystal structure of the Angiotensin-1 converting enzyme N-domain in complex with amyloid-beta 35-42
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3NXQ PDB ENTRY 3NXQ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 8.5 0.06 M DIVALENT CATIONS, 0.1 M TRIS/ BICINE PH 8.5, 30 % PEG550MME/PEG20000
Crystal Properties Matthews coefficient Solvent content 2.85 57
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 72.979 α = 88.63 b = 76.95 β = 64.14 c = 83.219 γ = 75.22
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M 2014-10-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I03 Diamond I03
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 1.5 29.6 83.3 0.04 7.2 1.6 209085
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 1.5 1.58 42.1 0.62 1.1 1.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 PDB ENTRY 3NXQ 1.55 74.51 190161 9791 87.85 0.15866 0.1575 0.1672 0.18115 0.1879 RANDOM
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 r_sphericity_free 43.532 r_dihedral_angle_2_deg 35.642 r_sphericity_bonded 30.141 r_dihedral_angle_4_deg 15.991 r_dihedral_angle_3_deg 13.103 r_long_range_B_refined 6.404 r_long_range_B_other 6.261 r_scangle_other 6.018 r_dihedral_angle_1_deg 5.752 r_scbond_it 5.316
RMS Deviations Key Refinement Restraint Deviation r_sphericity_free 43.532 r_dihedral_angle_2_deg 35.642 r_sphericity_bonded 30.141 r_dihedral_angle_4_deg 15.991 r_dihedral_angle_3_deg 13.103 r_long_range_B_refined 6.404 r_long_range_B_other 6.261 r_scangle_other 6.018 r_dihedral_angle_1_deg 5.752 r_scbond_it 5.316 r_scbond_other 5.316 r_mcangle_it 5.078 r_mcangle_other 5.078 r_mcbond_it 4.259 r_mcbond_other 4.259 r_rigid_bond_restr 3.461 r_angle_other_deg 1.507 r_angle_refined_deg 1.439 r_chiral_restr 0.097 r_bond_refined_d 0.013 r_gen_planes_refined 0.007 r_gen_planes_other 0.007 r_bond_other_d 0.002 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_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9920 Nucleic Acid Atoms Solvent Atoms 872 Heterogen Atoms 291
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling PHASER phasing