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Crystal structure of mutant AChBP in complex with strychnine (T53F, Q74R, Y110A, I135S, G162E)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2XYS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 293 Reservoir buffer: 20 % PEG3350
0.2 M Mg formate
Protein buffer: 50 mM trism 250 mM NaCl Ph 7.5, 0.5 mM strychnine
Crystal Properties Matthews coefficient Solvent content 2.68 54.16
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 130.9 α = 90 b = 130.9 β = 90 c = 190.139 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 150 CCD ADSC QUANTUM 315r 2015-12-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID23-1 0.97627 ESRF ID23-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 3.2 72.85 98.7 0.212 0.991 8.3 8.1 59286 51.7
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.2 3.29 98.5 1.073 0.691 2.3 7.3
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 2xys 3.2 72.85 56374 2910 98.58 0.1898 0.18764 0.1909 0.23053 0.2329 RANDOM 77.086
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] 2.81 1.41 2.81 -9.13
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.341 r_dihedral_angle_3_deg 18.865 r_long_range_B_refined 17.661 r_long_range_B_other 17.661 r_dihedral_angle_4_deg 16.132 r_scangle_other 14.029 r_mcangle_it 13.441 r_mcangle_other 13.441 r_scbond_it 9.451 r_scbond_other 9.448
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.341 r_dihedral_angle_3_deg 18.865 r_long_range_B_refined 17.661 r_long_range_B_other 17.661 r_dihedral_angle_4_deg 16.132 r_scangle_other 14.029 r_mcangle_it 13.441 r_mcangle_other 13.441 r_scbond_it 9.451 r_scbond_other 9.448 r_mcbond_it 8.915 r_mcbond_other 8.913 r_dihedral_angle_1_deg 8.443 r_angle_refined_deg 2.053 r_angle_other_deg 1.111 r_chiral_restr 0.103 r_bond_refined_d 0.017 r_gen_planes_refined 0.01 r_bond_other_d 0.006 r_gen_planes_other 0.002 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 24623 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 386
Software Software Software Name Purpose REFMAC refinement XDS data reduction Aimless data scaling PHASER phasing