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Proteinase K soaked with I3C determined by MicroED from a single milled microcrystal
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6CL7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 67.555 α = 90 b = 67.555 β = 90 c = 102.773 γ = 90
Symmetry Space Group P 43 21 2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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 ELECTRON CRYSTALLOGRAPHY FREE R-VALUE 1.78 43.32 1.34 22205 1449 94.52 0.1721 0.1694 0.2094 13.51
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 6.8398 f_angle_d 0.7631 f_chiral_restr 0.045 f_bond_d 0.0048 f_plane_restr 0.0038
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2093 Nucleic Acid Atoms Solvent Atoms 246 Heterogen Atoms
Software Software Software Name Purpose phenix.refine refinement PHENIX refinement
Specimen Preparation Sample Aggregation State 3D ARRAY Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method CRYSTALLOGRAPHY Number of Particles Reported Resolution (Å) 1.78 Resolution Method DIFFRACTION PATTERN/LAYERLINES Other Details Refinement Type Symmetry Type 3D CRYSTAL Space Group Name Length a 67.55 Length b 67.55 Length c 67.55 Angle Alpha 90 Angle Beta 90 Angle Gamma 90
Map-Model Fitting and Refinement Id 1 (6CL7) Refinement Space RECIPROCAL Refinement Protocol RIGID BODY FIT Refinement Target maximum liklihood Overall B Value 13.51 Fitting Procedure Details
Data Acquisition Detector Type FEI CETA (4k x 4k) Electron Dose (electrons/Å**2) 0.01
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS TALOS Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode DIFFRACTION Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details Tilt series: -30 to +30, 0.25 deg/sec, 1 sec readout
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE