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Crystal structure of the Angiotensin-1 converting enzyme N-domain in complex with amyloid-beta fluorogenic fragment 4-10
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 = 73.029 α = 88.78 b = 76.47 β = 64.25 c = 83.158 γ = 75.64
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 2014-11-24 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 1.65 30.81 91.8 0.08 6.4 3 172512
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 1.65 1.74 63.8 0.71 1.3 2.8
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 1.65 74.53 163962 8521 91.74 0.20934 0.20772 0.2147 0.24169 0.2489 RANDOM 30.142
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] -0.18 1.49 0.12 1.96 -1.05 -0.43
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.181 r_dihedral_angle_4_deg 15.416 r_dihedral_angle_3_deg 13.005 r_dihedral_angle_1_deg 5.843 r_mcangle_it 2.414 r_scbond_it 1.877 r_mcbond_it 1.593 r_mcbond_other 1.593 r_angle_refined_deg 1.363 r_angle_other_deg 0.976
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.181 r_dihedral_angle_4_deg 15.416 r_dihedral_angle_3_deg 13.005 r_dihedral_angle_1_deg 5.843 r_mcangle_it 2.414 r_scbond_it 1.877 r_mcbond_it 1.593 r_mcbond_other 1.593 r_angle_refined_deg 1.363 r_angle_other_deg 0.976 r_chiral_restr 0.079 r_bond_refined_d 0.01 r_gen_planes_refined 0.006 r_bond_other_d 0.002 r_gen_planes_other 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_mcangle_other 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 9898 Nucleic Acid Atoms Solvent Atoms 886 Heterogen Atoms 307
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling PHASER phasing