4V3M
Membrane bound pleurotolysin prepore (TMH2 helix lock) trapped with engineered disulphide cross-link
ELECTRON MICROSCOPY
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4OEB |
Sample |
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PLEUROTOLYSIN PREPORE ON LIPOSOMES (TMH2 HELIX LOCK) TRAPPED WITH ENGINEERED DISULPHIDE |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | FEI VITROBOT MARK III |
Cryogen Name | ETHANE |
Sample Vitrification Details | VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 80,INSTRUMENT- FEI VITROBOT MARK III, METHOD- PLEUROTOLYSIN A WAS FIRST ADDED TO SPHINGOMYELIN-CHOLESTER ... |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 722 |
Reported Resolution (Å) | 17 |
Resolution Method | |
Other Details | UBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2795. (DEPOSITION ID: 12858). |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | C13 |
Map-Model Fitting and Refinement | |||||
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Id | 1 (4OEB) | ||||
Refinement Space | REAL | ||||
Refinement Protocol | RIGID BODY FIT | ||||
Refinement Target | Cross-correlation coefficient | ||||
Overall B Value | |||||
Fitting Procedure | |||||
Details | METHOD--RIGID BODY |
Data Acquisition | |||||||||
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Detector Type | GATAN ULTRASCAN 4000 (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 25 |
Imaging Experiment | 1 |
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Date of Experiment | 2013-01-30 |
Temperature (Kelvin) | 94 |
Microscope Model | FEI POLARA 300 |
Minimum Defocus (nm) | 700 |
Maximum Defocus (nm) | 3700 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | 2.3 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | |
Nominal Magnification | 59000 |
Calibrated Magnification | 76148 |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
MODEL FITTING | Flex-EM | |
MODEL FITTING | MODELLER | |
MODEL FITTING | TEMPy | |
MODEL FITTING | UCSF Chimera | |
RECONSTRUCTION | IMAGIC | |
RECONSTRUCTION | SPIDER |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
ESTIMATED WITH CTFFIND3, THEN PHASES FLIPPED FOR EACH PARTICLE |