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CRYSTAL STRUCTURE OF WILD-TYPE TRYPTOPHAN SYNTHASE COMPLEXED WITH L-SERINE
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QOP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.8 PEG 8000, pH 7.80
Crystal Properties Matthews coefficient Solvent content 2.57 52.05
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 183.23 α = 90 b = 59.679 β = 94.65 c = 67.462 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 MARRESEARCH 2001-02-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-1 ESRF ID14-1
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 1.8 35 96 0.07 10.1 2.6 64848 -3
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) 1.8 1.9 86.8 0.337 2.86 2.1
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 1QOP 1.8 20 61544 3266 96.1 0.176 0.174 0.1767 0.211 0.218 RANDOM 32.86
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] -1.43 0.05 2.13 -0.7
RMS Deviations Key Refinement Restraint Deviation p_scangle_it 8.515 p_scbond_it 5.444 p_mcangle_it 3.54 p_mcbond_it 2.334 p_chiral_restr 0.248 p_xyhbond_nbd 0.153 p_bond_d 0.029 p_angle_d p_angle_deg p_planar_d
RMS Deviations Key Refinement Restraint Deviation p_scangle_it 8.515 p_scbond_it 5.444 p_mcangle_it 3.54 p_mcbond_it 2.334 p_chiral_restr 0.248 p_xyhbond_nbd 0.153 p_bond_d 0.029 p_angle_d p_angle_deg p_planar_d p_hb_or_metal_coord p_plane_restr p_singtor_nbd p_multtor_nbd p_xhyhbond_nbd p_planar_tor p_staggered_tor p_orthonormal_tor p_transverse_tor p_special_tor
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4893 Nucleic Acid Atoms Solvent Atoms 343 Heterogen Atoms 23
Software Software Software Name Purpose XDS data scaling XSCALE data scaling CNS refinement REFMAC refinement XDS data reduction CNS phasing