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PORCINE PANCREATIC ELASTASE COMPLEXED WITH ACETYL-VAL-GLU-PRO-ILE-COOH
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QIX PDB ENTRY 1QIX
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 5 CRYSTALS PREPARED FROM 25MM SODIUM SULPHATE, 25MM SODIUM ACETATE (PH 5.0), 25 MG/ML PPE AND THEN SOAKED WITH ACETYL-VAL-GLU-PRO-ILE (17 MG/ML) DISSOLVED IN SODIUM ACETATE (PH 5.0, 50MM) AND SODIUM SULPHATE (25 MM)
Crystal Properties Matthews coefficient Solvent content 1.83 32.15
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.16 α = 90 b = 57.84 β = 90 c = 74.32 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 IMAGE PLATE MARRESEARCH 1998-06-15 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 1.67 22.9 95.2 0.072 15 6.3 24944 13.8
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 1.67 1.7 96.7 0.25 10
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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1QIX 1.67 22.9 24944 1019 95.2 0.159 0.158 0.199 RANDOM 15.5
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] -0.73 0.39 0.34
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 19.4 p_staggered_tor 13.3 p_scangle_it 4.101 p_planar_tor 3.9 p_scbond_it 2.714 p_mcangle_it 2.009 p_mcbond_it 1.253 p_multtor_nbd 0.25 p_singtor_nbd 0.177 p_chiral_restr 0.15
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 19.4 p_staggered_tor 13.3 p_scangle_it 4.101 p_planar_tor 3.9 p_scbond_it 2.714 p_mcangle_it 2.009 p_mcbond_it 1.253 p_multtor_nbd 0.25 p_singtor_nbd 0.177 p_chiral_restr 0.15 p_hb_or_metal_coord 0.132 p_angle_d 0.028 p_planar_d 0.028 p_bond_d 0.019 p_plane_restr 0.01 p_angle_deg p_xhyhbond_nbd p_xyhbond_nbd p_orthonormal_tor p_special_tor
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1831 Nucleic Acid Atoms Solvent Atoms 233 Heterogen Atoms 6
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling REFMAC phasing