7NEP

Homology model of the in situ actomyosin complex from the A-band of mouse psoas muscle sarcomere in the rigor state


ELECTRON MICROSCOPY
Sample
In situ actomyosin complex in the rigor state from mouse psoas muscle
Sample Components
actin
myosin double head
tropomyosin
Specimen Preparation
Sample Aggregation StateCELL
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSUBTOMOGRAM AVERAGING
Number of Particles18090
Reported Resolution (Å)10.2
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (5JLH, 6KN8, 3I5G)
Refinement Space
Refinement ProtocolRIGID BODY FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)3.5
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)
Maximum Defocus (nm)
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification81000
Calibrated Magnification28409
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONSerialEM3.7.5
CTF CORRECTIONIMOD
MODEL FITTINGUCSF Chimera
FINAL EULER ASSIGNMENTRELION3.0.4
CLASSIFICATIONRELION3.0.4
RECONSTRUCTIONRELION3.0.4
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING ONLY