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Tryptophan Repressor TrpR from E.coli wildtype with Indole-3-acetic acid as ligand
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1TRO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 5.5 293 0.1 M Bis-Tris pH 5.5
2 M Ammonium sulfate
Crystal Properties Matthews coefficient Solvent content 2.57 52.12
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.31 α = 90 b = 81.31 β = 90 c = 72 γ = 90
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 2013-12-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA 0.999900 SLS X10SA
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) 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 1.99 44.928 99.4 0.092 0.101 0.999 11.25 6.494 32112 -3 39.51
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.99 2.04 93.7 2.071 2.27 0.432 0.95 5.75
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 1tro 1.99 44.928 1.35 32090 1606 99.33 0.1969 0.1945 0.1963 0.2429 0.245 50.3555
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 10.731 f_angle_d 0.902 f_chiral_restr 0.048 f_bond_d 0.008 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3248 Nucleic Acid Atoms Solvent Atoms 186 Heterogen Atoms 130
Software Software Software Name Purpose XSCALE data scaling PHASER phasing PHENIX refinement PDB_EXTRACT data extraction XDS data reduction