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Crystal structure of low-specificity L-threonine aldolase from Escherichia coli
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 293 0.2M calcium chloride, 0.1M HEPES pH 7.5, 28% (v/v) PEG 400, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.27 45.81
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 75.73 α = 90 b = 100.34 β = 90 c = 174.62 γ = 90
Symmetry Space Group C 2 2 21
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 210 2010-03-02 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE AR-NW12A 1.00000 Photon Factory AR-NW12A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 2.51 20 99.4 0.05 7 23010 19.27
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.51 99.5 0.103 7
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.51 19.681 1.38 23007 1181 99.61 0.1855 0.1829 0.1871 0.2319 0.232 RANDOM 28.1
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 14.475 f_angle_d 0.724 f_chiral_restr 0.026 f_bond_d 0.003 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5038 Nucleic Acid Atoms Solvent Atoms 225 Heterogen Atoms 40
Software Software Software Name Purpose ADSC data collection MOLREP phasing PHENIX refinement XDS data reduction XDS data scaling