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structure of the complex between bovine alpha-chymotrypsin and PMP-D2v, an inhibitor from the insect Locusta migratoria
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1CHO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 5 0.1 M NA ACETATE PH 5.0, 29% PEG 400, 0.1 M CDCL2
Crystal Properties Matthews coefficient Solvent content 3.4 60
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 85.853 α = 90 b = 85.853 β = 90 c = 187.983 γ = 120
Symmetry Space Group P 65 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 300 1997-11-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON LURE BEAMLINE DW32 LURE DW32
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 3 15 99.8 0.151 7.3 8699 27.1
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 3 3.1 99.9 0.423 7.5
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 1CHO 3 14.98 8699 437 100 0.174 0.174 0.1717 0.198 0.1968 RANDOM 25
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] 1.65 3.7 1.65 -3.3
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 25.7 x_angle_deg 1.3 x_improper_angle_d 0.72 x_bond_d 0.006 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 25.7 x_angle_deg 1.3 x_improper_angle_d 0.72 x_bond_d 0.006 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2000 Nucleic Acid Atoms Solvent Atoms 51 Heterogen Atoms 3
Software Software Software Name Purpose X-PLOR refinement DENZO data reduction SCALEPACK data scaling AMoRE phasing