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Crystal structure of 14-3-3 sigma in complex with Tau pS214 peptide and covalent stabilizer LD33
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, HANGING 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 2.71 54.56
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 82.384 α = 90 b = 112.568 β = 90 c = 62.459 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 PILATUS3 6M 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 1.6 66.48 100 0.999 22.6 11.7 38694
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 1.6 1.63 0.954
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) 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 1.6 66.48 36693 1974 99.97 0.17466 0.17349 0.1876 0.19621 0.2044 RANDOM 22.08
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] 0.88 -0.13 -0.75
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 52.953 r_dihedral_angle_3_deg 14.05 r_long_range_B_refined 7.371 r_long_range_B_other 7.352 r_scangle_other 7.326 r_scbond_it 5.494 r_scbond_other 5.49 r_dihedral_angle_1_deg 5.127 r_mcangle_other 4.038 r_mcangle_it 4.037
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 52.953 r_dihedral_angle_3_deg 14.05 r_long_range_B_refined 7.371 r_long_range_B_other 7.352 r_scangle_other 7.326 r_scbond_it 5.494 r_scbond_other 5.49 r_dihedral_angle_1_deg 5.127 r_mcangle_other 4.038 r_mcangle_it 4.037 r_mcbond_it 2.992 r_mcbond_other 2.985 r_angle_refined_deg 1.57 r_angle_other_deg 0.587 r_chiral_restr 0.08 r_bond_refined_d 0.019 r_gen_planes_refined 0.009 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1870 Nucleic Acid Atoms Solvent Atoms 181 Heterogen Atoms 23
Software Software Software Name Purpose autoPROC data reduction Aimless data scaling MOLREP phasing Coot model building REFMAC refinement PDB-REDO refinement