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Crystal structure of Sigma28/FlgM complex from Pseudomonas aeruginosa at 1.95 Angstrom resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5 281.15 15% PEG 8000, 0.1 M sodium cacodylate pH 5.0, 0.2 M magnesium acetate
Crystal Properties Matthews coefficient Solvent content 2.41 48.9
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 56.028 α = 90 b = 139.89 β = 90 c = 74.308 γ = 90
Symmetry Space Group C 2 2 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 PIXEL DECTRIS PILATUS 6M-F 2023-11-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM30A 0.965459 ESRF BM30A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 1.95 69.94 96.6 0.059 0.069 0.034 0.994 7.7 3.5 20852 35.5
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.95 2 98.7 0.396 0.464 0.233 0.803 2.6 3.3
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 AlphaFold 1.95 52.01 1.34 20818 1042 95.84 0.1797 0.1773 0.1797 0.226 0.2264 58.85
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 6.0967 f_angle_d 0.8231 f_chiral_restr 0.0549 f_bond_d 0.0068 f_plane_restr 0.0047
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2118 Nucleic Acid Atoms Solvent Atoms 175 Heterogen Atoms
Software Software Software Name Purpose iMOSFLM data reduction Aimless data scaling PHENIX phasing Coot model building PHENIX refinement