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Structure of MurE the UDP-N-acetylmuramyl tripeptide synthetase from E. coli
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 HANGING DROP EXPERIMENT RESERVOIR: 13% PEG MME 5K, 0.5M LICL, 10% ISOPROPANOL, 0.1M HEPES PH 7.5, 5MM DTT, 1MM UDP-TRIPEPTIDE DROP: 2UL PROTEIN SOLUTION (MURE @ 10MGML-1 IN 20MM HEPES PH 7.5, 200MM NACL, 5MM DTT) WITH 2UL RESERVOIR SOLUTION.
Crystal Properties Matthews coefficient Solvent content 2.8 47
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 93.465 α = 90 b = 99.69 β = 90 c = 236.146 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 110 CCD MARRESEARCH 1999-11-15 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 0.9791,0.9790,0.8550,0.93 ESRF BM14
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 46.7 98.3 0.066 4.5 323548 19.3
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 2.13 91.2 0.22 3.9
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-Factor (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 2 46.73 72674 7348 98 0.202 0.202 0.1982 0.23 0.2267 RANDOM 34.4
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] 1.81 -0.95 -0.87
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.5 c_angle_deg 1.3 c_improper_angle_d 0.78 c_bond_d 0.006 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 23.5 c_angle_deg 1.3 c_improper_angle_d 0.78 c_bond_d 0.006 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 7528 Nucleic Acid Atoms Solvent Atoms 393 Heterogen Atoms 141
Software Software Software Name Purpose CNS refinement DENZO data reduction XDS data reduction SCALEPACK data scaling SCALA data scaling SOLVE phasing