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15K X-ray structure with Cefotaxime: Exploring the Mechanism of beta- Lactam Ring Protonation in the Class A beta-lactamase Acylation Mechanism Using Neutron and X-ray Crystallography
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.1 pH 6.1
Crystal Properties Matthews coefficient Solvent content 2.65 53.64
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 72.547 α = 90 b = 72.547 β = 90 c = 98.195 γ = 120
Symmetry Space Group P 32 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 15 CCD ADSC CCD M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID APS 19-ID
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 1.05 38.68 99.5 0.08 8 5.4 138609
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 1.05 1.11 100 0.48 1.8 5.4
Refinement Statistics Diffraction ID Structure Solution 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 1.05 31.414 1.34 138524 6962 99.44 0.1344 0.1334 0.1351 0.1543 0.156
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 13.781 f_angle_d 1.701 f_chiral_restr 0.091 f_bond_d 0.015 f_plane_restr 0.011
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1961 Nucleic Acid Atoms Solvent Atoms 499 Heterogen Atoms 51
Software Software Software Name Purpose PHENIX refinement XDS data reduction XDS data scaling