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Tryptophan synthase in complex with inhibitor N-(4'-trifluoromethoxybenzenesulfonyl)-2-amino-1-ethylphosphate (F9F) at the alpha-site, aminoacrylate at the beta site, and sodium ion at the metal coordination site at 1.25 Angstrom resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4HN4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.8 293 50 mM Bicine-NaOH, 10% PEG 8,000, 2 mM Spermine, pH 7.8
Crystal Properties Matthews coefficient Solvent content 2.56 51.99
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 183.022 α = 90 b = 59.382 β = 94.92 c = 67.322 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 ADSC QUANTUM 315r M2 2018-08-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 12.3.1 1.000014 ALS 12.3.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.25 91.174 94.9 0.093 0.099 0.033 10.8 7.3 187530
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 1.251 1.32 87 0.707 0.707 0.836 0.442 1 3.3
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 4HN4 1.25 36.31 177873 9485 94.6 0.154 0.1526 0.1555 0.1807 0.1838 RANDOM 20.71
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] -2.06 0.99 2.06 -0.16
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.014 r_dihedral_angle_4_deg 18.137 r_dihedral_angle_3_deg 12.551 r_dihedral_angle_1_deg 6.251 r_angle_refined_deg 1.215 r_rigid_bond_restr 1.031 r_chiral_restr 0.093 r_gen_planes_refined 0.006 r_bond_refined_d 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5009 Nucleic Acid Atoms Solvent Atoms 933 Heterogen Atoms 78
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling PHASER phasing DM phasing REFMAC refinement PDB_EXTRACT data extraction