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Crystal structure of human glutaminyl cyclase in complex with Inhibitor CL20
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3PBB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 293 12% to 25% PEG 4000;0.2 M MgCl2;0.1 M Tris-HCL pH 8.0
Crystal Properties Matthews coefficient Solvent content 2.07 40.61
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 78.599 α = 90.01 b = 97.025 β = 89.99 c = 142.488 γ = 110.6
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 195 PIXEL DECTRIS PILATUS3 X CdTe 1M 2025-06-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL19U1 0.97946 SSRF BL19U1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) CC (Half) 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 2.436 50 97.7 0.6204 10.15 3.39 143905
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.44 2.5 0.5141
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-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 2.436 49.311 1.98 143811 2005 97.59 0.1873 0.1865 0.2437
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 14.583 f_angle_d 0.767 f_chiral_restr 0.041 f_bond_d 0.005 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 31320 Nucleic Acid Atoms Solvent Atoms 1478 Heterogen Atoms 320
Software Software Software Name Purpose PHENIX refinement autoPX data processing autoPX data reduction PHASER phasing PDB_EXTRACT data extraction HKL-2000 data scaling