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Neutron structure of a class A Beta-lactamase Toho-1 E166A R274N R276N triple mutant
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 pH 6.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 72.993 α = 90 b = 72.993 β = 90 c = 98.365 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 neutron IMAGE PLATE 2009-09-03
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 NUCLEAR REACTOR ILL BEAMLINE LADI III 3.7 ILL LADI III
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 2.1 19.4 88.6 0.177 0.06 10.4 8.2 15814 2
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) 2.1 2.21 78 0.241 7 5.3
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-Free (Depositor) Mean Isotropic B NEUTRON DIFFRACTION 2.1 19.409 1.52 15814 840 88.6 0.226 0.2229 0.2579
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] -0.9814 -0.9814 1.9627
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 19.25 f_angle_d 1.1 f_chiral_restr 0.083 f_bond_d 0.014 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1925 Nucleic Acid Atoms Solvent Atoms 160 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement LAUEGEN data reduction LAUEGEN data scaling