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Crystal structure of the Type IV pilin subunit PilE from Neisseria meningitidis
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2HI2 modified 2HI2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6 293 100 mM MES PH 6.0, 34 % (W/V) PEG4000,
100 mM AMMONIUM SULPHATE
Crystal Properties Matthews coefficient Solvent content 1.68 26.9
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 43.45 α = 90 b = 46.26 β = 90 c = 48.37 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 CCD ADSC QUANTUM 315r 2014-12-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL7-1 0.9753 SSRL BL7-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.439 33.432 98.7 21.6 6.6 18088
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 modified 2HI2 1.439 33.432 1.36 18030 901 98.62 0.1879 0.1867 0.188 0.2096 0.2134
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 12.143 f_angle_d 0.679 f_chiral_restr 0.068 f_bond_d 0.004 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 986 Nucleic Acid Atoms Solvent Atoms 156 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement XDS data reduction XSCALE data scaling PHASER phasing