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Crystal Structure of the type III Glutamine Synthetase from Bacteroides fragilis
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 modified microbatch 4.6 298 50 mM ammonium sulphate, 25 mM sodium acetate trihydrate pH 4.6, and 6.25% PEG 4000, modified microbatch, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.38 48.38
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 198.25 α = 90 b = 203.96 β = 90 c = 234.59 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 MAATEL MDII mirrors 2009-05-21 M SINGLE WAVELENGTH 2 1 x-ray 100 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 0.954 ESRF BM14 2 SYNCHROTRON ESRF BEAMLINE ID14-2 0.933 ESRF ID14-2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 3.5 62.869 100 0.208 0.208 11.2 7.8 60104 60104
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 3.5 3.69 100 0.472 0.472 1.6 7.9 8687
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 3.5 62.87 60072 3016 99.9 0.239 0.2389 0.269 0.2687 RANDOM 37.7425
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] -6.19 5.7 0.49
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20.7 c_improper_angle_d 1.67 c_angle_deg 1.4 c_bond_d 0.009 c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 30720 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 276
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling CNS refinement PDB_EXTRACT data extraction PHENIX phasing