5GAO
Head region of the yeast spliceosomal U4/U6.U5 tri-snRNP
ELECTRON MICROSCOPY
Refinement
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_long_range_B_refined | 49.736 |
| r_long_range_B_other | 49.735 |
| r_scangle_other | 36.329 |
| r_dihedral_angle_2_deg | 35.002 |
| r_mcangle_it | 33.984 |
| r_mcangle_other | 33.983 |
| r_scbond_it | 21.114 |
| r_mcbond_it | 21.107 |
| r_mcbond_other | 21.099 |
| r_scbond_other | 21.098 |
| Sample |
|---|
| Head region of the yeast spliceosomal U4/U6.U5 tri-snRNP |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 140155 |
| Reported Resolution (Å) | 4.2 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (4BGD, 4BGD) | ||||
| Refinement Space | RECIPROCAL | ||||
| Refinement Protocol | OTHER | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | |||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K2 SUMMIT (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 38 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 500 |
| Maximum Defocus (nm) | 3500 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
| Nominal Magnification | 81000 |
| Calibrated Magnification | 35714 |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | RELION | |
| IMAGE ACQUISITION | DigitalMicrograph | |
| CTF CORRECTION | CTFFIND | 4 |
| MODEL FITTING | Coot | 0.8.3 |
| MODEL REFINEMENT | REFMAC | 5.8 |
| INITIAL EULER ASSIGNMENT | RELION | |
| FINAL EULER ASSIGNMENT | RELION | |
| CLASSIFICATION | RELION | |
| RECONSTRUCTION | RELION | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING ONLY | 473827 | |||
