Complex Of Echovirus Type 12 With Domains 1, 2, 3 and 4 Of Its Receptor Decay Accelerating Factor (Cd55) By Cryo Electron Microscopy At 16 A
ELECTRON MICROSCOPY
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1H8T | |
| Sample |
|---|
| ECHOVIRUS TYPE 12 BOUND TO DECAY ACCELERATING FACTOR |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | STAINED WITH AMMONIUM MOLYBDATE PH 7.2. VITRIFIED IN LIQUID ETHANE (CRYO-NEGATIVE STAIN) |
| Staining Type | NEGATIVE |
| Staining Material | Ammonium Molybdate |
| Staining Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 1501 |
| Reported Resolution (Å) | 14 |
| Resolution Method | |
| Other Details | THE SEQUENCE OF THE ECHOVIRUS CAPSID PROTEINS IS FROM EV11 BUT THE EM DENSITY INTO WHICH THE STRUCTURE WAS FITTED IS THAT OF EV12 |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | I |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (1H8T) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | OTHER | ||||
| Refinement Target | OPTIMAL CORRELATION | ||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | METHOD--LOCAL CORRELATION REFINEMENT PROTOCOL--LOCAL CORRELATION | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | KODAK SO-163 FILM | ||||||||
| Electron Dose (electrons/Å**2) | |||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2004-09-01 |
| Temperature (Kelvin) | 100 |
| Microscope Model | JEOL 1200 |
| Minimum Defocus (nm) | 600 |
| Maximum Defocus (nm) | 2800 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 3.4 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 30000 |
| Calibrated Magnification | 29100 |
| Source | LAB6 |
| Acceleration Voltage (kV) | 120 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| RECONSTRUCTION | EM3DR | 2 |
| RECONSTRUCTION | PFT | 2 |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| DEFOCUS PAIR IMAGES OF INDIVIDUAL PARTICLES | ||||
