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AetF, a single-component flavin-dependent tryptophan halogenase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold A0A861B9Z9
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8 293.15 Condition A6, Morpheus Green Screen (Molecular Dimensions),
30 mM CaCl2, 30 mM MgCl2, 0.1 M HEPES/MOPS pH 7.5, 20 % (v/v) ethylene glycol, 10 % (w/v) PEG 8000,
6 mg/mL AetF (50 mM HEPES pH 7.0, 100 mM NaCl, 1 mM DTT), drop with 300 nL protein + 300 nL reservoir
Crystal Properties Matthews coefficient Solvent content 2.19 43.92
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 123.79 α = 90 b = 123.79 β = 90 c = 88 γ = 90
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 EIGER X 16M 2022-09-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PETRA III, EMBL c/o DESY BEAMLINE P13 (MX1) 0.9763 PETRA III, EMBL c/o DESY P13 (MX1)
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) Rrim 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 1.7 50 99.7 0.09 0.999 16.19 14.03 145683 31.4
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Rrim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.7 1.8 98.4 1.322 0.692 1.33 13.57
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 FREE R-VALUE ALPHAFOLD2 MODEL LOCAL INSTALLATION 1.7 46.86 1.35 145451 7215 99.77 0.1602 0.159 0.1583 0.1846 0.184 38.47
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 13.4411 f_angle_d 0.8447 f_chiral_restr 0.0555 f_bond_d 0.0077 f_plane_restr 0.0076
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10543 Nucleic Acid Atoms Solvent Atoms 1159 Heterogen Atoms 131
Software Software Software Name Purpose PHENIX refinement MxCuBE data collection XDS data reduction XDS data scaling PHASER phasing Coot model building