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Crystal structure of CHK1 kinase domain in complex with ATPyS
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1IA8
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 287.15 200 mM Sodium citrate tribasic dihydrate, 100 mM Bis-Tris propane pH 8.5 and 20% w/v PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.62 52.97
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 65.62 α = 90 b = 89.27 β = 90 c = 112.03 γ = 90
Symmetry Space Group P 21 21 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 2020-02-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 0.96864 Diamond I24
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 1.93 44.63 98.35 0.1555 0.1795 0.08786 0.992 5.57 4 49422 28.6
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.93 1.999 1.313 1.54 0.7813 0.336 0.79
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 1IA8 1.93 44.63 1.34 49385 2410 98.37 0.199 0.1967 0.1994 0.2419 0.2445 36.48
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 13.8577 f_angle_d 0.7214 f_chiral_restr 0.0473 f_bond_d 0.0039 f_plane_restr 0.0035
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4374 Nucleic Acid Atoms Solvent Atoms 434 Heterogen Atoms 83
Software Software Software Name Purpose PHENIX refinement DIALS data reduction DIALS data scaling PHASER phasing