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The crystal structure of minor pseudopilin binary complex of XcpV and XcpW from the Type 2 secretion system of Pseudomonas aeruginosa
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2RET
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 298 10-15% PEG 3350, 0.1M Tris, pH 7.0, 0.5M caesium chloride . Protein solution: 25mM HEPES, pH 7.0, 150mM sodium chloride
Crystal Properties Matthews coefficient Solvent content 2.29 46.39
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 40.11 α = 90 b = 200.95 β = 95.14 c = 66.45 γ = 90
Symmetry Space Group P 1 21 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 300 mm plate 2012-08-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 23-ID-B 1.033 APS 23-ID-B
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 19.7 97.9 0.11 11.73 8.7 68807
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 2RET 2 19.7 1.36 68807 3440 97.95 0.2089 0.2062 0.2078 0.258 0.2584
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 15.542 f_angle_d 1.098 f_chiral_restr 0.043 f_bond_d 0.008 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8020 Nucleic Acid Atoms Solvent Atoms 522 Heterogen Atoms 20
Software Software Software Name Purpose PHENIX refinement XDS data scaling PHASER phasing