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Crystal structure of tubulin-inhibitor complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4I55
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.7 277 6% PEG, 5% glycerol, 0.1M MES, 30 mM CaCl2, 30 mM MgCl2, pH 6.7
Crystal Properties Matthews coefficient Solvent content 2.9 57.65
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 105.296 α = 90 b = 158.458 β = 90 c = 181.959 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 S 6M 2019-11-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL18U1 0.9793 SSRF BL18U1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) 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 2.445 50 100 0.131 0.143 0.055 2.7 6.6 112697
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 2.45 2.49 100 1.069 1.17 0.472 0.62 5.9
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 THROUGHOUT 4I55 2.445 33.167 1.35 112322 2000 99.54 0.1774 0.1766 0.1783 0.22 0.2219 61.2834
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]
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 17401 Nucleic Acid Atoms Solvent Atoms 376 Heterogen Atoms 217
Software Software Software Name Purpose PHENIX refinement HKL-2000 data reduction HKL-2000 data scaling PDB_EXTRACT data extraction PHASER phasing