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Crystal structure of human Sirt2 in complex with the super-slow substrate TNFn-3
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4RMH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 293 6.25 % (w/v) PEG 2,000, 6.25 % (w/v) PEG 3,350, 6.25 % (w/v) PEG 4,000, 6.25 % (w/v) PEG MME 5,000, 0.1 M HEPES pH 7.5
Crystal Properties Matthews coefficient Solvent content 2.17 43.35
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 36.144 α = 90 b = 74.318 β = 94.28 c = 56.052 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 4M 2023-04-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE MASSIF-3 0.9677 ESRF MASSIF-3
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 1.85 44.67 96.4 0.098 0.11 0.05 0.971 10.9 4.7 24367
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 1.85 1.89 0.657 0.738 0.327 0.76 2.3 4.7
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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1.85 44.67 1.35 24344 1250 96.17 0.1803 0.1784 0.1778 0.2132 0.2124
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 7.235 f_angle_d 0.987 f_chiral_restr 0.057 f_bond_d 0.008 f_plane_restr 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2418 Nucleic Acid Atoms Solvent Atoms 215 Heterogen Atoms 20
Software Software Software Name Purpose PHENIX refinement Aimless data scaling autoPROC data reduction PHASER phasing