5U70
Chicken Slo2.2 in an open conformation vitrified in the presence of 300 mM NaCl
ELECTRON MICROSCOPY
Refinement
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 29.964 |
| r_long_range_B_refined | 15.497 |
| r_long_range_B_other | 15.497 |
| r_dihedral_angle_3_deg | 12.276 |
| r_scangle_other | 10.958 |
| r_mcangle_it | 9.095 |
| r_mcangle_other | 9.095 |
| r_dihedral_angle_4_deg | 8.856 |
| r_scbond_it | 6.091 |
| r_scbond_other | 6.09 |
| Sample |
|---|
| Chicken Slo2.2 in open conformation |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | FEI VITROBOT MARK IV |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 130000 |
| Reported Resolution (Å) | 3.76 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C4 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 | ||||
| Refinement Space | |||||
| Refinement Protocol | AB INITIO MODEL | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | |||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K2 SUMMIT (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 59 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 1000 |
| Maximum Defocus (nm) | 3000 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2.7 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| IMAGE ACQUISITION | SerialEM | |
| CTF CORRECTION | CTFFIND4 | 4.0.16 |
| MODEL REFINEMENT | PHENIX | |
| MODEL REFINEMENT | REFMAC | |
| INITIAL EULER ASSIGNMENT | RELION | 2.0 |
| FINAL EULER ASSIGNMENT | FREALIGN | |
| CLASSIFICATION | RELION | 2.0 |
| RECONSTRUCTION | FREALIGN | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | 160000 | Manual particle selection in RELION | ||
