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Crystal structure of the free (uncomplexed) Ecballium elaterium trypsin inhibitor (EETI-II)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1H9H PDB ENTRY 1H9H
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4.6 2M NA-FORMATE 0.1 M NA-ACETATE PH 4.6
Crystal Properties Matthews coefficient Solvent content 2.58 48
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 71.16 α = 90 b = 82.34 β = 118.8 c = 62.93 γ = 90
Symmetry Space Group C 1 2 1
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 MAR scanner 345 mm plate MIRRORS 2003-05-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON BESSY BEAMLINE 14.2 BESSY 14.2
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 1.68 55.13 96 0.07 14 4.4 35516 3
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 1.68 1.8 99 0.43 3 3.75
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 PDB ENTRY 1H9H 1.67 55.13 33780 1779 96.9 0.197 0.194 0.2067 0.235 0.244 RANDOM 28.69
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] -1.21 0.31 -0.13 1.64
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.652 r_dihedral_angle_4_deg 16.179 r_dihedral_angle_3_deg 15.38 r_dihedral_angle_1_deg 6.256 r_scangle_it 5.513 r_scbond_it 3.636 r_mcangle_it 2.954 r_mcbond_it 1.865 r_angle_refined_deg 1.814 r_angle_other_deg 1.035
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.652 r_dihedral_angle_4_deg 16.179 r_dihedral_angle_3_deg 15.38 r_dihedral_angle_1_deg 6.256 r_scangle_it 5.513 r_scbond_it 3.636 r_mcangle_it 2.954 r_mcbond_it 1.865 r_angle_refined_deg 1.814 r_angle_other_deg 1.035 r_symmetry_hbond_refined 0.529 r_symmetry_vdw_refined 0.343 r_symmetry_vdw_other 0.286 r_nbd_refined 0.247 r_nbd_other 0.214 r_nbtor_refined 0.176 r_xyhbond_nbd_refined 0.172 r_chiral_restr 0.138 r_nbtor_other 0.13 r_bond_refined_d 0.02 r_gen_planes_refined 0.007 r_bond_other_d 0.006 r_gen_planes_other 0.001 r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1666 Nucleic Acid Atoms Solvent Atoms 130 Heterogen Atoms 12
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SADABS data scaling PHASER phasing