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CRYSTAL STRUCTURE OF THE CYSTEINE PROTEASE HUMAN CATHEPSIN K IN COMPLEX WITH A COVALENT SYMMETRIC DIACYLAMINOMETHYL KETONE INHIBITOR
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ATK
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4.2 10% ISOPROPANOL,0.1M NAPO4-CITRATE, PH4.2
Crystal Properties Matthews coefficient Solvent content 2.33 47
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57.75 α = 90 b = 57.75 β = 90 c = 131.12 γ = 90
Symmetry Space Group P 43 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 293 AREA DETECTOR SIEMENS COLLIMATOR 1996-12-18 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE SIEMENS
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 2.6 25 98 0.089 0.089 13 5 36083 2 35.4
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.6 2.95 96 0.27 0.27 3.6 4.2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MR THROUGHOUT 1ATK 2.6 8 2 6155 663 87.5 0.217 0.217 0.365 RANDOM 15
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 x_dihedral_angle_d 24.2 x_angle_deg 1.4 x_improper_angle_d 1.23 x_bond_d 0.008 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 24.2 x_angle_deg 1.4 x_improper_angle_d 1.23 x_bond_d 0.008 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1648 Nucleic Acid Atoms Solvent Atoms 65 Heterogen Atoms 42
Software Software Software Name Purpose XENGEN data collection XENGEN data reduction X-PLOR model building X-PLOR refinement XENGEN data scaling X-PLOR phasing