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Crystal Structure of the acyltransferase domain from the third module of the ansamitocin polyketide synthase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2HG4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 6 293 0.2M K2HPO4 (pH 6), 7% PEG 3350 (W/V)
Crystal Properties Matthews coefficient Solvent content 2.67 53.85
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 213.803 α = 90 b = 100.094 β = 113.4 c = 103.152 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 CCD MARMOSAIC 225 mm CCD 2018-04-23 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL18U1 0.9792 SSRF BL18U1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 1.83 98.11 97.94 0.1 3 3.4 166143
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.83 50 0.1
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 2HG4 1.83 98.11 166143 8752 99.65 0.1908 0.1895 0.2034 0.2132 0.2258 RANDOM 20.048
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] -0.85 -0.28 2.42 -0.96
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 26.601 r_dihedral_angle_4_deg 18.666 r_dihedral_angle_3_deg 12.823 r_dihedral_angle_1_deg 6.133 r_angle_refined_deg 1.085 r_angle_other_deg 0.654 r_chiral_restr 0.08 r_gen_planes_refined 0.013 r_bond_refined_d 0.011 r_gen_planes_other 0.002
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 26.601 r_dihedral_angle_4_deg 18.666 r_dihedral_angle_3_deg 12.823 r_dihedral_angle_1_deg 6.133 r_angle_refined_deg 1.085 r_angle_other_deg 0.654 r_chiral_restr 0.08 r_gen_planes_refined 0.013 r_bond_refined_d 0.011 r_gen_planes_other 0.002 r_bond_other_d 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 12426 Nucleic Acid Atoms Solvent Atoms 1226 Heterogen Atoms 82
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling PHASER phasing