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Crystal Structure of a Tryptophan 6-halogenase (SttH) from Streptomyces toxytricini
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other Inhouse Model
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 277 Protein -20 mM HEPES, 100 mM NaCl, pH 7.2 buffer
Reservoir - 0.1 M Bis Tris propane pH 6.5, 0.2 M sodium bromide, 20 % w/v PEG 3350
Crystal Properties Matthews coefficient Solvent content 3.04 59.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 171.66 α = 90 b = 101.57 β = 99.08 c = 83.12 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 2013-09-27 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 0.9686 Diamond I24
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 2.68 32.16 100 0.15 0.98 9.4 3.8 39583
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 2.68 2.78 100 0.74 1.9 3.7
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 Inhouse Model 2.68 32.158 1.34 39582 2000 99.84 0.1975 0.1955 0.1975 0.2325 0.2344
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 14.521 f_angle_d 0.612 f_chiral_restr 0.032 f_plane_restr 0.003 f_bond_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7926 Nucleic Acid Atoms Solvent Atoms 177 Heterogen Atoms 108
Software Software Software Name Purpose PHENIX refinement xia2 data reduction xia2 data scaling PHASER phasing