2DFS
3-D structure of Myosin-V inhibited state
ELECTRON CRYSTALLOGRAPHY
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 653 | α = 90 |
b = 653 | β = 90 |
c = 200 | γ = 120 |
Symmetry | |
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Space Group | P 6 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | electron | M | SINGLE WAVELENGTH |
Refinement
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 29614 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms |
Sample |
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Myosin-V |
Specimen Preparation | |
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Sample Aggregation State | TISSUE |
Vitrification Instrument | HOMEMADE PLUNGER |
Cryogen Name | ETHANE |
Sample Vitrification Details | liquid ethane |
3D Reconstruction | |
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Reconstruction Method | TOMOGRAPHY |
Number of Particles | 4029 |
Reported Resolution (Å) | 24 |
Resolution Method | |
Other Details | Tilt series images were aligned using marker-free alignment. Molecular volumes extracted from the cryotomograms, aligned in 3-D. Marker-free alignment ... |
Refinement Type | |
Symmetry Type | 2D CRYSTAL |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 (1W7I, 1N2D) | ||||
Refinement Space | REAL | ||||
Refinement Protocol | FLEXIBLE FIT | ||||
Refinement Target | Cross correlation | ||||
Overall B Value | |||||
Fitting Procedure | |||||
Details | METHOD--Rigid body docking first and then refined with normal mode flexible fitting. REFINEMENT PROTOCOL--Rigid body docking and normal mode flexible ... |
Data Acquisition | |||||||||
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Detector Type | TVIPS TEMCAM-F224 (2k x 2k) | ||||||||
Electron Dose (electrons/Å**2) | 30 |
Imaging Experiment | 1 |
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Date of Experiment | 2004-02-01 |
Temperature (Kelvin) | 103 |
Microscope Model | FEI/PHILIPS CM300FEG/ST |
Minimum Defocus (nm) | 12000 |
Maximum Defocus (nm) | 4000 |
Minimum Tilt Angle (degrees) | -70 |
Maximum Tilt Angle (degrees) | 70 |
Nominal CS | 2 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | |
Nominal Magnification | 24000 |
Calibrated Magnification | 24000 |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
---|---|---|
Task | Software Package | Version |
MODEL FITTING | NMFF | |
MODEL FITTING | Situs | |
RECONSTRUCTION | PROTOMO |
Image Processing | ||||
---|---|---|---|---|
CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
CTF gradient correction |