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Crystal structure of 14-3-3 sigma in complex with Tau pS214 peptide and covalent stabilizer FM089
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4FL5
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 277 10mg/mL 14-3-3sigma delta C, 1.5eq peptide, 0.095 M HEPES pH 7.1, 28% PEG400, 0.19 M CaCl2, 5% (v/v) glycerol
compound soaked
Crystal Properties Matthews coefficient Solvent content 2.72 54.79
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 82.516 α = 90 b = 112.34 β = 90 c = 62.729 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 EIGER2 X 9M 2023-02-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID30B 0.885601 ESRF ID30B
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.24 66.5 99.3 0.995 18.5 5.1 72024
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.24 2.31 0.838
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.24 56.17 1.34 25924 2606 95.65 0.1944 0.1939 0.1981 0.1992 0.2034 RANDOM
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 15.52 f_angle_d 1.427 f_chiral_restr 0.066 f_plane_restr 0.031 f_bond_d 0.013
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1861 Nucleic Acid Atoms Solvent Atoms 60 Heterogen Atoms 22
Software Software Software Name Purpose autoPROC data reduction Aimless data scaling MOLREP phasing Coot model building REFMAC refinement