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Crystal structure of tryptophan synthase alpha-subunit from Escherichia coli at room temperature
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 288 Ammonium sulfate, Sodium cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K
Crystal Properties Matthews coefficient Solvent content 2.22 44.65
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 158.42 α = 90 b = 45.1 β = 96.9 c = 72.06 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 293 IMAGE PLATE MAC Science DIP-2000 1994-07-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU300
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.5 19.56 89.8 15954 35.8
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.5 2.66
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.5 19.56 2 15954 1606 89.8 0.218 0.218 0.271 RANDOM 36
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] 3.24 2.4 -0.28 -2.96
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22 c_angle_deg 1.3 c_improper_angle_d 0.92 c_bond_d 0.007 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22 c_angle_deg 1.3 c_improper_angle_d 0.92 c_bond_d 0.007 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3771 Nucleic Acid Atoms Solvent Atoms 87 Heterogen Atoms 10
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling X-PLOR phasing