5A6G
Cryo-EM structure of the Slo2.2 Na-activated K channel
ELECTRON MICROSCOPY
| Sample |
|---|
| SLO2.2 |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | FEI VITROBOT MARK IV |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 84, TEMPERATURE- 120, INSTRUMENT- FEI VITROBOT MARK IV, METHOD- 4 SECOND BLOT PRIOR TO PLUNGING, |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 11303 |
| Reported Resolution (Å) | 5.2 |
| Resolution Method | |
| Other Details | SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-3064. (DEPOSITION ID: 13535). |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C4 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 | ||||
| Refinement Space | RECIPROCAL | ||||
| Refinement Protocol | OTHER | ||||
| Refinement Target | R-factor | ||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | REFINEMENT PROTOCOL--EM | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K2 (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 40 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2014-07-07 |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 1500 |
| Maximum Defocus (nm) | 4500 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 105000 |
| Calibrated Magnification | 105000 |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| EACH IMAGE | ||||
