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Tryptophan synthase complexed with IGP, internal aldimine, pH 9.0
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 9 293 Protein: 50 mM Bicine pH 7.8, 10 mM Na-EDTA, 1 mM DTE, 20 uM PLP. Reservoir: 50 mM Bicine pH 7.8, 5 mM DTE, 5 mM Na-EDTA, 0.1 M PLP, 2 mM Spermine, 2 mM NaN3, 8-12% PEG 8000. Crystal soaked in 15% PEG 8000, 20% Glycerol, 23 mM IGP, pH controlled at pH 9.0 before flash-cooling, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.54 51.63
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 183.071 α = 90 b = 59.281 β = 94.67 c = 67.345 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 4 2000-09-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-3 0.93000 ESRF ID14-3
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 1.7 55 97.3 0.055 10.01 2.4 77139 77139 -3 19.8
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 1.7 1.8 97.1 0.313 2.46 12104
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 FOURIER SYNTHESIS THROUGHOUT 1.7 43.73 73246 73246 3922 100 0.17338 0.17338 0.17194 0.1801 0.20044 0.2073 RANDOM 20.991
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] -0.8 -0.41 2.19 -1.46
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.48 r_dihedral_angle_4_deg 19.246 r_dihedral_angle_3_deg 13.281 r_dihedral_angle_1_deg 5.407 r_scangle_it 3.452 r_scbond_it 2.09 r_angle_refined_deg 1.426 r_mcangle_it 1.308 r_angle_other_deg 0.924 r_mcbond_it 0.714
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.48 r_dihedral_angle_4_deg 19.246 r_dihedral_angle_3_deg 13.281 r_dihedral_angle_1_deg 5.407 r_scangle_it 3.452 r_scbond_it 2.09 r_angle_refined_deg 1.426 r_mcangle_it 1.308 r_angle_other_deg 0.924 r_mcbond_it 0.714 r_symmetry_vdw_other 0.227 r_nbd_refined 0.219 r_nbd_other 0.185 r_mcbond_other 0.18 r_nbtor_refined 0.177 r_symmetry_vdw_refined 0.135 r_xyhbond_nbd_refined 0.131 r_symmetry_hbond_refined 0.115 r_metal_ion_refined 0.098 r_nbtor_other 0.084 r_chiral_restr 0.075 r_bond_refined_d 0.011 r_gen_planes_refined 0.005 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4895 Nucleic Acid Atoms Solvent Atoms 483 Heterogen Atoms 35
Software Software Software Name Purpose REFMAC refinement ADSC data collection XDS data reduction XSCALE data scaling CNS phasing