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Crystal structure of BTK kinase domain bound to compound YS2
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other Unpublished crystal structure
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 277 15-25% PEG3350, 0.1M imidazole
Crystal Properties Matthews coefficient Solvent content 2.2 44.15
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 71.97 α = 90 b = 103.943 β = 90 c = 37.973 γ = 90
Symmetry Space Group P 21 21 2
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 S 16M 2025-11-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-E 0.979 APS 24-ID-E
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 1.107 59.171 67.4 0.196 0.207 0.067 0.99 5.9 9.5 76903 14.89
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 1.107 1.25 11.2 1.273 1.352 0.449 0.8 1.5
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 1.27 37.97 1.37 71601 3532 94.22 0.199 0.1983 0.1985 0.2125 0.2126 15.65
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 13.8887 f_angle_d 0.6029 f_chiral_restr 0.0588 f_plane_restr 0.0045 f_bond_d 0.0024
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2188 Nucleic Acid Atoms Solvent Atoms 293 Heterogen Atoms 39
Software Software Software Name Purpose PHENIX refinement XDS data reduction XDS data scaling PHASER phasing Coot model building autoPROC data processing