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Crystal structure of Escherichia coli glutamate racemase in complex with L- Glutamate and activator UDP-MurNAc-ala
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 PROTEIN FORMULATED AT 10 MG/ML WITH 200MM AMMONIUM ACETATE PH 7.4, 5MM D-L GLUTAMATE, 1 MM TCEP AND IN 0.6 MM OF THE ACTIVATOR MUR-NAC-ALA AND CRYSTALLISED WITH 100 MM SODIUM ACETATE PH 4.55-10% MME 2000 AND 30% GLYCEROL
Crystal Properties Matthews coefficient Solvent content 2.66 53
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 83.05 α = 90 b = 112.82 β = 90 c = 74.12 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 CCD 2000-04-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-4 ESRF ID14-4
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 1.9 20 95.6 0.07 5.6 6.4 338825 2.1
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 1.9 2 78.5 0.36 2.1 3.7
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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 1.9 20 26542 1344 0.2185 0.2159 0.244 RANDOM
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] 3.991 -8.126 4.136
RMS Deviations Key Refinement Restraint Deviation c_angle_deg 1.31354 c_bond_d 0.006037 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
RMS Deviations Key Refinement Restraint Deviation c_angle_deg 1.31354 c_bond_d 0.006037 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 c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d 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 2047 Nucleic Acid Atoms Solvent Atoms 221 Heterogen Atoms 59
Software Software Software Name Purpose CNX refinement MOSFLM data reduction SCALA data scaling SOLVE phasing