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Crystal structure of the O-acetyl-L-serine sulfhydrylase A (CysK) holoenzyme from Staphylococcus aureus NCTC 8325
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2Q3B
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 289.15 0.2 M ammonium acetate, 0.1 M HEPES pH 7.5, 25% PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.09 41.12
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 54.985 α = 90 b = 96.038 β = 112.31 c = 58.597 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 PIXEL DECTRIS EIGER2 X 9M 2021-02-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX1 0.9537 Australian Synchrotron MX1
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 1.9 35.95 99.8 0.063 0.069 0.026 0.999 13 6.8 44294
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 1.9 1.94 99.8 1.015 1.1 0.421 0.716 6.7
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 2Q3B 1.9 35.95 1.34 44259 2214 99.81 0.189 0.1873 0.188 0.2207 0.2202 43.7348
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 4489 Nucleic Acid Atoms Solvent Atoms 233 Heterogen Atoms
Software Software Software Name Purpose XDS data reduction Aimless data scaling PHASER phasing PHENIX refinement PDB_EXTRACT data extraction