7MN8
Structure of the HER2/HER3/NRG1b Heterodimer Extracellular Domain bound to Trastuzumab Fab
ELECTRON MICROSCOPY
Sample |
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NRG1b-bound HER2/HER3 Heterodimer bound to the Trastuzumab Fab in the context of near full-length receptors |
Sample Components |
Trastuzumab (Herceptin) Fab |
Neuregulin-1b isoform 6 |
HER3 |
HER2-S310F-MBP Fusion |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | |
Cryogen Name | ETHANE |
Sample Vitrification Details |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 243376 |
Reported Resolution (Å) | 3.45 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | POINT |
Map-Model Fitting and Refinement | |||||
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Id | 1 (3U7U, 1M6B, 1N8Z) | ||||
Refinement Space | |||||
Refinement Protocol | |||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
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Detector Type | GATAN K3 (6k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 66 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | |
Maximum Defocus (nm) | |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
Nominal Magnification | |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
---|---|---|
Task | Software Package | Version |
PARTICLE SELECTION | cryoSPARC | 2.15.0 |
IMAGE ACQUISITION | SerialEM | 3.8.6 |
IMAGE ACQUISITION | DigitalMicrograph | 3.31.2359.0 |
CTF CORRECTION | cryoSPARC | 2.15.0 |
MODEL FITTING | UCSF ChimeraX | 1.0 |
INITIAL EULER ASSIGNMENT | cryoSPARC | 2.15.0 |
FINAL EULER ASSIGNMENT | cryoSPARC | 2.15.0 |
CLASSIFICATION | RELION | 3.0 |
RECONSTRUCTION | cryoSPARC | 2.15.0 |
MODEL REFINEMENT | Rosetta | 3.12 |
MODEL REFINEMENT | ISOLDE | 1.0.1 |
MODEL REFINEMENT | PHENIX | 1.18.2 |
MODEL REFINEMENT | Coot | 0.9.1 |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION |