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Crystal structure of BbKI, a Kunitz-type kallikrein inhibitor
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.6 293 8%(w/v) PEG 4000, 0.1 M sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.49 50.51
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 46.701 α = 90 b = 64.143 β = 90 c = 59.244 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 MAR scanner 345 mm plate mirrors 2004-04-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.5418
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 1.87 26.44 95.8 0.044 32.8 8.5 14628 2 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 1.87 1.97 91.7 0.207 10.7 8.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 SAD THROUGHOUT 1.87 19.73 2 13850 13850 734 95.66 0.16799 0.16579 0.163 0.20974 0.2077 RANDOM 14.291
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] -0.08 0.08
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.735 r_dihedral_angle_4_deg 23.848 r_dihedral_angle_3_deg 15.302 r_dihedral_angle_1_deg 14.202 r_scangle_it 5.376 r_scbond_it 3.497 r_mcangle_it 2.508 r_angle_refined_deg 2.173 r_mcbond_it 1.67 r_nbtor_refined 0.307
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.735 r_dihedral_angle_4_deg 23.848 r_dihedral_angle_3_deg 15.302 r_dihedral_angle_1_deg 14.202 r_scangle_it 5.376 r_scbond_it 3.497 r_mcangle_it 2.508 r_angle_refined_deg 2.173 r_mcbond_it 1.67 r_nbtor_refined 0.307 r_symmetry_vdw_refined 0.223 r_nbd_refined 0.21 r_xyhbond_nbd_refined 0.2 r_symmetry_hbond_refined 0.178 r_chiral_restr 0.173 r_bond_refined_d 0.03 r_gen_planes_refined 0.011
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1260 Nucleic Acid Atoms Solvent Atoms 160 Heterogen Atoms 8
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction CCP4 data scaling SHARP phasing