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PORCINE PANCREATIC ELASTASE COMPLEXED WITH (3S, 4S)N-PARA-NITROBENZENESULPHONYL -3-ETHYL-4-(CARBOXYLIC ACID)PYRROLIDIN-2-ONE SOAKED IN PH 9 BUFFER FOR 2 MINUTES
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3EST
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 9 25MM SODIUM SULPHATE, 25MM SODIUM ACETATE, PH 5.0; THEN SOAKED IN 25 MM SODIUM SULPHATE, 50MM SODIUM ACETATE, 20 MG/ML GAMMA-LACTAM, 10% (V/V) DMSO, PH 5.0 FOR 24 HOURS
Crystal Properties Matthews coefficient Solvent content 2.05 30.1
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.07 α = 90 b = 57.91 β = 90 c = 75.59 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 1998-07-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 ESRF BM14
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 1.7 18.3 98.5 0.037 12.7 7.7 24440 18.2
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 1.7 1.73 95.4 0.249 5.74 3
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-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 3EST 1.7 18.3 24440 1011 98.5 0.183 0.22 RANDOM 18.75
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] 0.169 0.368 -0.533
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 22.7 p_staggered_tor 13.4 p_planar_tor 3.6 p_scangle_it 2.616 p_mcangle_it 1.7698 p_scbond_it 1.705 p_mcbond_it 1.252 p_multtor_nbd 0.247 p_singtor_nbd 0.17 p_xyhbond_nbd 0.129
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 22.7 p_staggered_tor 13.4 p_planar_tor 3.6 p_scangle_it 2.616 p_mcangle_it 1.7698 p_scbond_it 1.705 p_mcbond_it 1.252 p_multtor_nbd 0.247 p_singtor_nbd 0.17 p_xyhbond_nbd 0.129 p_chiral_restr 0.121 p_angle_d 0.026 p_planar_d 0.026 p_bond_d 0.01 p_angle_deg p_hb_or_metal_coord p_plane_restr p_xhyhbond_nbd p_orthonormal_tor p_special_tor
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1822 Nucleic Acid Atoms Solvent Atoms 150 Heterogen Atoms 29
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling X-PLOR phasing