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Crystal Structure of C. difficile Enoyl-Acyl Carrier Protein Reductase (FabK) in Complex with an Inhibitor
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2Z6J
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 277.15 1.0M Tris(base) ;1.0M BICINE pH8.5, 25% PEG (w/v)3350 , 25% (v/v)PEG 1000, 25% (v/v) MPD, amino acids 0.2M DL-Glutamic acid monohydrate; 0.2M DL-Alanine; 0.2M Glycine; 0.2M DL-Lysine monohydrochloride; 0.2M DL-Serine
Crystal Properties Matthews coefficient Solvent content 2.54 51.49
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.9 α = 90 b = 66.15 β = 90.09 c = 101.78 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 CCD MARMOSAIC 300 mm CCD 2020-03-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-G 1.0 APS 21-ID-G
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 1.72 37.28 99.3 0.059 0.998 12.1 4.5 137306
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.72 1.75 97.9 0.507 0.792 3.9
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 THROUGHOUT 2Z6J 1.72 36.69 1.34 137285 6765 99.26 0.1463 0.1444 0.1462 0.1851 0.1867 34.0976
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]
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9184 Nucleic Acid Atoms Solvent Atoms 711 Heterogen Atoms 221
Software Software Software Name Purpose PHENIX refinement MOSFLM data reduction Aimless data scaling PHASER phasing