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Neutron structure of the T26H mutant of T4 lysozyme
X-RAY DIFFRACTION - NEUTRON DIFFRACTION
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QT8
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 293 Sodium-potassium phosphate, Sodium chloride, 1,6-Hexanediol
Crystal Properties Matthews coefficient Solvent content 2.81 56.17
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 61.23 α = 90 b = 61.23 β = 90 c = 96.791 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 293 CCD RAYONIX MX225HE 2015-05-11 M SINGLE WAVELENGTH 2 1 neutron 100 IMAGE PLATE MAATEL IMAGINE 2014-12-17 L LAUE
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL26B1 1.0000 SPring-8 BL26B1 2 NUCLEAR REACTOR ORNL High Flux Isotope Reactor BEAMLINE CG4D 3.3-4.5 ORNL High Flux Isotope Reactor CG4D
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Rrim I (All) Rpim I (All) CC (Half) R Split (All) 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 1.648 46.505 99.9 0.053 0.053 0.057 0.018 65.2 10.8 25927 2 2.099 17.107 79.8 0.222 0.222 0.256 0.123 4.1 3.2 10108
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Rrim I (All) Rpim I (All) CC (Half) R Split (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.65 1.71 0.527 0.527 0.562 0.192 0.917 5.3 8.5 2 2.1 2.21 0.332 0.332 0.396 0.211 2.2 2.6 2 2.21 2.35 0.337 0.337 0.393 0.196 2.1 2.9 2 2.35 2.51 0.32 0.32 0.372 0.185 2.1 3 2 2.51 2.71 0.305 0.305 0.36 0.187 2.2 2.8 2 2.71 2.97 0.263 0.263 0.309 0.159 2.6 2.9 2 2.97 3.32 0.245 0.245 0.286 0.144 2.8 3.1 2 3.32 3.83 0.214 0.214 0.245 0.117 3.1 3.5 2 3.83 4.7 0.193 0.193 0.217 0.097 3.2 4.1 2 4.7 6.64 0.173 0.173 0.195 0.086 3.4 4.2 2 6.64 17.107 0.096 0.096 0.113 0.058 5.5 3
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (I) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 MOLECULAR REPLACEMENT 1.648 46.505 1.35 25888 1303 99.68 0.1565 0.155 0.1846 Random selection 39.71 NEUTRON DIFFRACTION MOLECULAR REPLACEMENT 2.09 17.025 10107 513 78.35 0.2275 0.2247 0.278 Random selection
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 18.092 f_angle_d 1.432 f_chiral_restr 0.09 f_bond_d 0.016 f_plane_restr 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1312 Nucleic Acid Atoms Solvent Atoms 203 Heterogen Atoms 5
Software Software Software Name Purpose LAUEGEN data processing SCALA data scaling PDB_EXTRACT data extraction PHENIX refinement Coot model building