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Crystal structure of the BRAF:MEK1 kinases in complex with AMPPNP and Cobimetinib
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6PP9
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 293 100 mM Tris 8.5, 200 mM Lithium Sulfate and 22% PEG 3,350
Crystal Properties Matthews coefficient Solvent content 3.33 63.09
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 116.144 α = 90 b = 116.144 β = 90 c = 129.886 γ = 120
Symmetry Space Group P 31 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 2019-11-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-C 0.979 APS 24-ID-C
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 3.16 43.3 99.88 0.1543 0.1543 0.03577 1 18.76 19.6 17794 111.13
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.16 3.273 0.472 0.745 1.63
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 6PP9 3.16 43.3 1.35 17793 818 99.98 0.188 0.1859 0.191 0.2336 0.2322 107.1681
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 4623 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 94
Software Software Software Name Purpose PHENIX refinement PDB_EXTRACT data extraction XDS data reduction Aimless data scaling PHASER phasing