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Crystal structure of the kinase domain of the Q207E mutant of ACVR1 (ALK2) in complex with a 2-aminopyridine inhibitor K02288
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1IAS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 293 0.1M MES pH 6.5 -- 12%(w/v) PEG 20000
Crystal Properties Matthews coefficient Solvent content 2.21 44.35
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.56 α = 90 b = 66.99 β = 91.04 c = 62.22 γ = 90
Symmetry Space Group C 1 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 Kirkpatrick Baez bimorph mirror pair for horizontal and vertical focussing 2012-04-21 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I03 0.9778 Diamond I03
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 2.3 19.78 98.9 0.122 0.148 0.082 0.984 5.4 3 14813 2
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 2.3 2.38 99.1 0.511 0.619 0.344 0.749 2.2 3.1
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1IAS 2.3 19.78 14001 749 98.39 0.19135 0.18825 0.1971 0.24944 0.2483 RANDOM 33.214
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] -0.83 0.08 -3.68 4.51
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.661 r_dihedral_angle_4_deg 21.95 r_dihedral_angle_3_deg 13.457 r_long_range_B_refined 7.591 r_long_range_B_other 7.59 r_scangle_other 6.258 r_dihedral_angle_1_deg 6.084 r_mcangle_it 5.346 r_mcangle_other 5.346 r_scbond_it 4.708
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.661 r_dihedral_angle_4_deg 21.95 r_dihedral_angle_3_deg 13.457 r_long_range_B_refined 7.591 r_long_range_B_other 7.59 r_scangle_other 6.258 r_dihedral_angle_1_deg 6.084 r_mcangle_it 5.346 r_mcangle_other 5.346 r_scbond_it 4.708 r_scbond_other 4.69 r_mcbond_it 4.131 r_mcbond_other 4.128 r_angle_refined_deg 1.129 r_angle_other_deg 0.722 r_chiral_restr 0.063 r_bond_refined_d 0.007 r_gen_planes_refined 0.004 r_bond_other_d 0.001 r_gen_planes_other 0.001 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2464 Nucleic Acid Atoms Solvent Atoms 64 Heterogen Atoms 62
Software Software Software Name Purpose REFMAC refinement iMOSFLM data reduction Aimless data scaling PHASER phasing