☰ Navigation Tabs
The internal aldimine form of the wild-type Salmonella Typhimurium Tryptophan Synthase in complex with N-(4'-trifluoromethoxybenzoyl)-2-amino-1-ethylphosphate (F6F) inhibitor at the beta-site, sodium ion at the metal coordination site and dual beta-Q114 rotamer conformation at 1.60 Angstrom resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4HT3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.8 298 50 mM Bicine-CsOH, 10% PEG 8,000, 2 mM Spermine, pH 7.8
Crystal Properties Matthews coefficient Solvent content 2.64 53.35
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 183.404 α = 90 b = 59.57 β = 95.04 c = 67.279 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 IMAGE PLATE RIGAKU RAXIS IV++ VariMax HighFlux 2021-02-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 HF 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Rrim I (All) Rpim I (All) 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 1.599 91.348 90 0.042 0.042 0.059 0.034 9.4 2.8 85682 16.13
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Rrim I (All) Rpim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.6 1.69 75.3 0.236 0.236 0.322 0.189 3.1 2.8
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 THROUGHOUT 4HT3 1.6 39.39 1.37 85638 4236 89.67 0.2119 0.2101 0.211 0.2464 0.2463 21.1174
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]
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4828 Nucleic Acid Atoms Solvent Atoms 734 Heterogen Atoms 48
Software Software Software Name Purpose xia2 data reduction SCALA data scaling MOLREP phasing PHENIX refinement PDB_EXTRACT data extraction