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Kelch domain of human KEAP1 bound to Nrf2 linear peptide, Ac-(BAla)DPETGE-NH2
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5WFV 5WFV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 290 1.6 M ammonium sulfate, 100 mM Bis-Tris pH 6.5, 0.2-0.8% PEG monomethyl ether (MME) 550
Crystal Properties Matthews coefficient Solvent content 2.59 52.47
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 77.69 α = 90 b = 68.908 β = 90.851 c = 144.092 γ = 90
Symmetry Space Group I 1 2 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 PILATUS 6M 2021-07-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL12-2 0.987 SSRL BL12-2
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 2.82 39.4 98.46 0.585 0.608 0.164 0.934 3.4 13.2 18329 33.12
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 2.82 2.921 98.87 0.91 0.947 0.26 0.747 1.8 13
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 5WFV 2.82 39.4 1.33 18310 795 98.57 0.2189 0.2169 0.2161 0.2656 0.2681 49.54
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 22.425 f_angle_d 0.8046 f_chiral_restr 0.0595 f_bond_d 0.0066 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4340 Nucleic Acid Atoms Solvent Atoms 128 Heterogen Atoms 50
Software Software Software Name Purpose PHENIX refinement HKL-3000 data reduction HKL-3000 data scaling PHENIX phasing