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Crystal structure of 14-3-3 sigma in complex with Tau pS214 peptide and covalent stabilizer AO184
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 2.67 53.97
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 82.053 α = 90 b = 112.141 β = 90 c = 62.557 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 2023-09-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID30B 0.873129 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 1.45 66.22 100 1 22.6 14.1 51426
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 1.45 1.47 0.936
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 1.45 66.22 48782 2644 99.99 0.16462 0.16306 0.171 0.19341 0.1937 RANDOM 19.09
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] 0.29 1 -1.29
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 51.787 r_dihedral_angle_3_deg 13.514 r_long_range_B_refined 13.101 r_long_range_B_other 12.491 r_scangle_other 9.677 r_scbond_it 6.838 r_scbond_other 6.835 r_mcangle_other 6.815 r_mcangle_it 6.813 r_dihedral_angle_1_deg 5.285
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 51.787 r_dihedral_angle_3_deg 13.514 r_long_range_B_refined 13.101 r_long_range_B_other 12.491 r_scangle_other 9.677 r_scbond_it 6.838 r_scbond_other 6.835 r_mcangle_other 6.815 r_mcangle_it 6.813 r_dihedral_angle_1_deg 5.285 r_mcbond_it 4.743 r_mcbond_other 4.725 r_rigid_bond_restr 3.054 r_angle_refined_deg 1.369 r_angle_other_deg 0.546 r_chiral_restr 0.073 r_bond_refined_d 0.015 r_gen_planes_refined 0.007 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1883 Nucleic Acid Atoms Solvent Atoms 221 Heterogen Atoms 21
Software Software Software Name Purpose REFMAC refinement Coot model building Aimless data scaling autoPROC data processing MOLREP phasing