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Crystal structure of O-acetyl-L-serine sulfhydrylase A (CysK) from Staphylococcus aureus NCTC 8325 complexed with a transcriptional repressor (CymR) derived 10 amino acid peptide
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8SRT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 289.15 0.1 M NaCl, 0.1 M PIPES pH 7, 22% PEG 2000 MME
Crystal Properties Matthews coefficient Solvent content 2.09 41.16
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 56.395 α = 90 b = 96.24 β = 111.92 c = 58.994 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 EIGER X 16M 2021-07-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX2 0.9537 Australian Synchrotron MX2
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 1.32 36.14 99.8 0.055 0.06 0.023 0.999 13.2 6.7 136416
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 1.32 1.34 99 1.151 1.273 0.528 0.54 5.6
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 8SRT 1.32 35.42 1.34 136347 6982 99.79 0.1656 0.1644 0.1646 0.1874 0.1879 24.9638
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 4742 Nucleic Acid Atoms Solvent Atoms 689 Heterogen Atoms
Software Software Software Name Purpose XDS data reduction Aimless data scaling PHASER phasing PHENIX refinement PDB_EXTRACT data extraction