☰ Navigation Tabs
E. coli 50S ribosome LiCl core particle
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4YBB
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 13.0935 f_angle_d 0.3503 f_chiral_restr 0.027 f_plane_restr 0.0023 f_bond_d 0.0022
Sample 50S LiCl core particle
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details continuous carbon, 3 microL of sample, incubate for 30 seconds, blot for 3.5 seconds
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 384374 Reported Resolution (Å) 2.84 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (4YBB) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target correlation coefficient Overall B Value 69.21 Fitting Procedure Details Low-resolution regions were modeled at a lower contour level.
Data Acquisition Detector Type FEI FALCON III (4k x 4k) Electron Dose (electrons/Å**2) 42
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 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 75000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details The sample stage was tilted at 0, 15 or 30 degrees
EM Software Task Software Package Version PARTICLE SELECTION RELION 3.0 IMAGE ACQUISITION EPU CTF CORRECTION Gctf CTF CORRECTION RELION 3.1 MODEL FITTING UCSF Chimera 1.14 MODEL FITTING PHENIX 1.19 MODEL FITTING Coot 0.8 FINAL EULER ASSIGNMENT RELION 3.1 RECONSTRUCTION RELION 3.1 MODEL REFINEMENT PHENIX 1.19
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION