☰ Navigation Tabs
The MicroED structure of proteinase K crystallized by suspended drop crystallization
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 68.26 α = 90 b = 68.26 β = 90 c = 101.95 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 2.1 30.42 1.34 22074 2208 82.15 0.2587 0.2547 0.2941 16.09
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 3.6066 f_angle_d 0.3829 f_chiral_restr 0.0393 f_plane_restr 0.0022 f_bond_d 0.0014
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2029 Nucleic Acid Atoms Solvent Atoms 108 Heterogen Atoms 6
Software Software Software Name Purpose PHENIX refinement
Sample Proteinase K from Tritirachium album
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) 2.1 Resolution Method DIFFRACTION PATTERN/LAYERLINES Other Details Refinement Type Symmetry Type 3D CRYSTAL Space Group Name Length a 68.26 Length b 68.26 Length c 68.26 Angle Alpha 90 Angle Beta 90 Angle Gamma 90
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 0.64
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS 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) 300 Imaging Details
EM Software Task Software Package Version MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE