7PMF

Cryo-EM structure of the actomyosin-V complex in the post-rigor transition state (AppNHp, central 1er, class 1)


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d19.381
f_angle_d0.918
f_chiral_restr0.058
f_bond_d0.009
f_plane_restr0.008
Sample
Actomyosin-V complex in the post-rigor transition state
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification InstrumentFEI VITROBOT MARK III
Cryogen NameETHANE
Sample Vitrification DetailsOn grid decoration, two data sets combined
3D Reconstruction
Reconstruction MethodHELICAL
Number of Particles330197
Reported Resolution (Å)3.4
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Axial SymmetryC1
Axial Rise27.8
Angular Rotation-167.3
Map-Model Fitting and Refinement
Id1 (7PMD)
Refinement SpaceREAL
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
DetailsStarting from average model and ChimeraX-Isolde session
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)81
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 CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcrYOLO
IMAGE ACQUISITIONEPU
CTF CORRECTIONGctf
MODEL FITTINGUCSF Chimera1.15
INITIAL EULER ASSIGNMENTSPHIRE
FINAL EULER ASSIGNMENTSPHIRE
CLASSIFICATIONRELION
RECONSTRUCTIONSPHIRE
MODEL REFINEMENTPHENIX1.17
MODEL REFINEMENTISOLDE0.91
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION