7KO7
Structure of the native cardiac thin filament at pCa=5.8 having upper Tn in Ca2+ free state and lower Tn in Ca2+ bound state
ELECTRON MICROSCOPY
Refinement
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 5.527 |
f_angle_d | 1.117 |
f_chiral_restr | 0.056 |
f_bond_d | 0.009 |
f_plane_restr | 0.006 |
Sample |
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Structure of Ca2+ free / Ca2+ bound cardiac native thin filament at pCa=5.8 mode 1 |
Specimen Preparation | |
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Sample Aggregation State | FILAMENT |
Vitrification Instrument | FEI VITROBOT MARK IV |
Cryogen Name | ETHANE |
Sample Vitrification Details |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 23874 |
Reported Resolution (Å) | 8.3 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | The map is filtered to 11A |
Refinement Type | |
Symmetry Type | POINT |
Map-Model Fitting and Refinement | |||||
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Id | 1 (6KN7, 6KN8) | ||||
Refinement Space | |||||
Refinement Protocol | FLEXIBLE FIT | ||||
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) | 34 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN |
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 | RELION | 3.08 |
CTF CORRECTION | RELION | 3.08 |
MODEL FITTING | UCSF Chimera | |
MODEL REFINEMENT | PHENIX | |
INITIAL EULER ASSIGNMENT | RELION | 3.08 |
FINAL EULER ASSIGNMENT | RELION | 3.08 |
CLASSIFICATION | RELION | 3.08 |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION |