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TPX2 7-20 fused to Aurora-A residues 116-389, covalently modified on Cys290 by F104 (7-((perfluorophenyl)sulfonyl)-3-(trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6VPG
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 291 Morpheus fusion condition E4 (0.1M Carboxylic acids, 1.2% Cholic acid derivative, 0.1M Buffer system 1, 30% precipitant mix 3).
Crystal Properties Matthews coefficient Solvent content 3.79 67.55
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 85.085 α = 90 b = 85.085 β = 90 c = 141.439 γ = 90
Symmetry Space Group P 41 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 2025-08-02 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I03 0.9762 Diamond I03
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) 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 2.27 60.164 100 1 8.4 26.7 24779
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.27 2.31 0.3
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 2.27 60.164 24715 1264 99.915 0.209 0.2068 0.2111 0.2506 0.2516 62.444
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] 1.392 1.392 -2.784
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_6_deg 12.995 r_dihedral_angle_3_deg 12.521 r_dihedral_angle_2_deg 8.227 r_lrange_it 7.819 r_lrange_other 7.807 r_dihedral_angle_1_deg 6.739 r_scangle_it 5.65 r_scangle_other 5.648 r_mcangle_it 3.79 r_mcangle_other 3.789
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_6_deg 12.995 r_dihedral_angle_3_deg 12.521 r_dihedral_angle_2_deg 8.227 r_lrange_it 7.819 r_lrange_other 7.807 r_dihedral_angle_1_deg 6.739 r_scangle_it 5.65 r_scangle_other 5.648 r_mcangle_it 3.79 r_mcangle_other 3.789 r_scbond_it 3.472 r_scbond_other 3.463 r_mcbond_it 2.384 r_mcbond_other 2.384 r_dihedral_angle_other_2_deg 1.843 r_angle_refined_deg 1.415 r_angle_other_deg 0.485 r_nbd_refined 0.221 r_symmetry_nbd_other 0.2 r_nbtor_refined 0.187 r_nbd_other 0.181 r_symmetry_xyhbond_nbd_refined 0.168 r_xyhbond_nbd_refined 0.15 r_symmetry_nbd_refined 0.136 r_symmetry_nbtor_other 0.083 r_chiral_restr 0.076 r_symmetry_xyhbond_nbd_other 0.046 r_bond_refined_d 0.005 r_gen_planes_refined 0.005 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2223 Nucleic Acid Atoms Solvent Atoms 119 Heterogen Atoms 83
Software Software Software Name Purpose REFMAC refinement xia2 data reduction DIALS data scaling MOLREP phasing REFMAC refinement PDB-REDO refinement