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Interactions of a family 18 chitinase with the designed inhibitor HM508, and its degradation product, chitobiono-delta-lactone
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GOI PDB ENTRY 1GOI
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7 100 MM HEPES PH 7.0, 15% GLYCEROL, 1.3 M AMMONIUM SULPHATE
Crystal Properties Matthews coefficient Solvent content 2.45 49.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 55.524 α = 90 b = 104.177 β = 90 c = 185.992 γ = 90
Symmetry Space Group P 21 21 21
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 CCD 2002-05-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SRS BEAMLINE PX9.6 SRS PX9.6
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 1.8 25 97.1 0.052 25.9 3.5 97967 27.9
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 1.8 1.86 77.8 0.3 2.7 2.1
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 1GOI 1.8 24.88 97878 983 97 0.208 0.208 0.1994 0.255 0.2496 RANDOM 33.7
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] 1.39 5.21 -6.59
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.4 c_scangle_it 2.61 c_mcangle_it 2.03 c_scbond_it 2.01 c_angle_deg 1.5 c_mcbond_it 1.45 c_improper_angle_d 0.94 c_bond_d 0.01 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.4 c_scangle_it 2.61 c_mcangle_it 2.03 c_scbond_it 2.01 c_angle_deg 1.5 c_mcbond_it 1.45 c_improper_angle_d 0.94 c_bond_d 0.01 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7804 Nucleic Acid Atoms Solvent Atoms 854 Heterogen Atoms 507
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling CNS phasing