8RCM
Escherichia coli paused disome complex (Non-rotated disome interface class 2)
ELECTRON MICROSCOPY
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 7N1P | |
Refinement
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 16.474 |
| f_angle_d | 0.516 |
| f_chiral_restr | 0.031 |
| f_plane_restr | 0.007 |
| f_bond_d | 0.002 |
| Sample |
|---|
| Escherichia coli paused disome complex |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | FEI VITROBOT MARK IV |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | Withdrawn samples were spotted directly onto freshly glow-discharged holey carbon grids, blotted for 1-2 s, and flash frozen in liquid ethane using a ... |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 29998 |
| Reported Resolution (Å) | 3.59 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C1 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (7N1P) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | Cross-correlation coefficient | ||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | The atomic model of the E. coli 70S ribosome (PDB ID: 7N1P) was initially docked into the postprocessed density maps with UCSF Chimera and manually ad ... | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K3 BIOQUANTUM (6k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 45 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 500 |
| Maximum Defocus (nm) | 2000 |
| 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 | 81000 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | Gautomatch | 0.56 |
| IMAGE ACQUISITION | EPU | 2.8.1 |
| CTF CORRECTION | Gctf | 0.53 |
| MODEL FITTING | Coot | 0.9.6 |
| MODEL REFINEMENT | PHENIX | 1.20.1_4487 |
| MODEL REFINEMENT | ERRASER | |
| MODEL REFINEMENT | LIBG | ccp4-8.0 |
| INITIAL EULER ASSIGNMENT | cryoSPARC | 3.3 |
| FINAL EULER ASSIGNMENT | cryoSPARC | 3.3 |
| CLASSIFICATION | cryoSPARC | 3.3 |
| RECONSTRUCTION | cryoSPARC | 3.3 |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | 1883839 | |||
