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Crystal structure of Fab DX-2930 in complex with human plasma kallikrein at 2.4 Angstrom resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ANY PDB ENTRY 2ANY
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 289 FAB DX-2930 AND HUMAN PLASMA KALLIKREIN VCID 7481 AT 150 UM OR 11.7 MG/ML AGAINST WIZ3-4 screen condition H7, 30% MPD, 10% PEG 3350, 0.1 M imidazole pH 6.5, 0.2 M ammonium sulfate, unique puck ID QJO1-12, crystal tracking ID 242118H7 , VAPOR DIFFUSION, SITTING DROP, temperature 289K
Crystal Properties Matthews coefficient Solvent content 2.67 54
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 109.61 α = 90 b = 171.5 β = 90 c = 42.32 γ = 90
Symmetry Space Group P 21 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD RIGAKU SATURN 944+ VARIMAX 2013-02-21 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU FR-E+ SUPERBRIGHT 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 2.4 50 99.9 0.112 15.74 6.7 32254 32218 -3 30.87
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 2.4 2.45 99.6 0.477 2.9 4
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 2ANY 2.4 41.12 32165 1598 99.89 0.188 0.185 0.1934 0.236 0.191 RANDOM 25.07
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 0.17 0.56
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.967 r_dihedral_angle_4_deg 18.181 r_dihedral_angle_3_deg 14.745 r_dihedral_angle_1_deg 6.686 r_mcangle_it 2.547 r_mcbond_other 1.573 r_mcbond_it 1.572 r_angle_refined_deg 1.464 r_angle_other_deg 0.786 r_chiral_restr 0.083
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.967 r_dihedral_angle_4_deg 18.181 r_dihedral_angle_3_deg 14.745 r_dihedral_angle_1_deg 6.686 r_mcangle_it 2.547 r_mcbond_other 1.573 r_mcbond_it 1.572 r_angle_refined_deg 1.464 r_angle_other_deg 0.786 r_chiral_restr 0.083 r_bond_refined_d 0.012 r_gen_planes_refined 0.006 r_bond_other_d 0.001 r_gen_planes_other 0.001 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scbond_it r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5034 Nucleic Acid Atoms Solvent Atoms 270 Heterogen Atoms 30
Software Software Software Name Purpose XSCALE data scaling PHASER phasing REFMAC refinement PDB_EXTRACT data extraction StructureStudio data collection XDS data reduction