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14-3-3sigma protein binding to TSC2-wt peptide and molecular glue 22
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3IQU
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 277 0.095 M HEPES pH=7.1-7.7
0.19 M CaCl2
5% glycerol
24-29% PEG400
Crystal Properties Matthews coefficient Solvent content 2.67 53.9
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 82.144 α = 90 b = 112.402 β = 90 c = 62.732 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 PILATUS4 XE 4M 2026-02-25 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID30B 0.873130 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 1.337 66.321 99.8 0.998 15.8 13.8 65629
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 1.34 1.36 0.76 2.2
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 (All) 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 1.337 66.321 65603 3287 99.764 0.143 0.142 0.1421 0.1712 0.1731 RANDOM 19.116
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] 2.231 -0.619 -1.612
RMS Deviations Key Refinement Restraint Deviation r_lrange_it 17.056 r_lrange_other 16.551 r_dihedral_angle_6_deg 16.548 r_dihedral_angle_3_deg 14.797 r_scangle_it 14.105 r_scangle_other 14.1 r_dihedral_angle_1_deg 12.203 r_scbond_it 10.222 r_scbond_other 10.154 r_mcangle_other 8.874
RMS Deviations Key Refinement Restraint Deviation r_lrange_it 17.056 r_lrange_other 16.551 r_dihedral_angle_6_deg 16.548 r_dihedral_angle_3_deg 14.797 r_scangle_it 14.105 r_scangle_other 14.1 r_dihedral_angle_1_deg 12.203 r_scbond_it 10.222 r_scbond_other 10.154 r_mcangle_other 8.874 r_mcangle_it 8.857 r_mcbond_it 6.37 r_mcbond_other 6.309 r_rigid_bond_restr 4.31 r_angle_refined_deg 1.64 r_dihedral_angle_2_deg 1.62 r_angle_other_deg 0.649 r_symmetry_nbd_refined 0.266 r_nbd_refined 0.259 r_symmetry_xyhbond_nbd_other 0.207 r_metal_ion_refined 0.203 r_symmetry_xyhbond_nbd_refined 0.198 r_symmetry_metal_ion_refined 0.193 r_nbtor_refined 0.186 r_symmetry_nbd_other 0.178 r_xyhbond_nbd_refined 0.166 r_nbd_other 0.163 r_chiral_restr 0.092 r_symmetry_nbtor_other 0.07 r_bond_refined_d 0.018 r_gen_planes_refined 0.008 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1896 Nucleic Acid Atoms Solvent Atoms 211 Heterogen Atoms 27
Software Software Software Name Purpose REFMAC refinement PDB-REDO refinement autoPROC data reduction Aimless data scaling MOLREP phasing