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CRYSTAL STRUCTURE OF BENZAMIDINE INHIBITED BOVINE PANCREATIC TRYPSIN AT 105K TO 1.21A RESOLUTION FROM LABORATORY SOURCE WITH HIGH NUMBER OF WATERS MODELLED
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5PTP PDB ENTRY 5PTP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.4 293.15 PEG 6000, ammonium sulfate, tris-HCl, benzamidine, calcium chloride, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K
Crystal Properties Matthews coefficient Solvent content 2.25 45.42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 54.275 α = 90 b = 58.568 β = 90 c = 66.141 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 105 ENRAF-NONIUS ENRAF-NONIUS 2000-06-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE ENRAF-NONIUS FR590
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 1.2 19.9 97.4 0.061 13.2 10.5 64859 64859 11.6
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 1.2 1.24 77.1 0.429 1.5 2.1 6239
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 MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 5PTP 1.21 19.9 64546 64546 3273 99.4 0.161 0.161 0.16 0.1583 0.178 0.1749 RANDOM 9.5
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] -8.1 0.674 0.138
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_deg 25.877 c_scangle_it 1.908 c_angle_deg 1.574 c_scbond_it 1.453 c_mcangle_it 1.077 c_improper_angle_deg 1.023 c_mcbond_it 0.753 c_bond_d 0.00839
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1629 Nucleic Acid Atoms Solvent Atoms 385 Heterogen Atoms 45
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling AMoRE phasing CNS refinement