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Crystal Structure of Gamma-Chymotrypsin in Complex with 7-Hydroxycoumarin
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GCT PDB entry 1GCT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 293 ammonium sulfate, sodium cacodylate, dioxane, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.31 46.79
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 69.852 α = 90 b = 69.852 β = 90 c = 97.38 γ = 90
Symmetry Space Group P 42 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 298 IMAGE PLATE MACSCIENCE double-focusing mirrors 1999-08-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200 1.5418
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 1.8 30 99.7 0.084 0.084 18.3 4.5 23275 22972 -3 24.5
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) 1 1.8 1.86 100 0.351 0.351 4.3 4.5 2229
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 FOURIER SYNTHESIS THROUGHOUT PDB entry 1GCT 1.8 30 23007 22635 2241 98.4 0.19 0.19 0.1796 0.1805 0.1995 0.1998 Random 16.7
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] -0.658 -0.658 1.316
RMS Deviations Key Refinement Restraint Deviation c_mcangle_it 1.706 c_angle_deg 1.29 c_mcbond_it 1.152 c_bond_d 0.0045
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1735 Nucleic Acid Atoms Solvent Atoms 134 Heterogen Atoms 17
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement CNS phasing