3G37

Cryo-EM structure of actin filament in the presence of phosphate


ELECTRON MICROSCOPY
Sample
actin filament in the presence of phosphate
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles8000
Reported Resolution (Å)6
Resolution Method
Other Details
Refinement Type
Symmetry TypeHELICAL
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement TargetpdbRhofit (Yasunaga & Wakabayashi, 1996)
Overall B Value
Fitting Procedure
DetailsMETHOD--local refinement REFINEMENT PROTOCOL--real-space refinement
Data Acquisition
Detector TypeGENERIC CCD
Electron Dose (electrons/Å**2)15
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)77
Microscope ModelHITACHI EF2000
Minimum Defocus (nm)1000
Maximum Defocus (nm)1500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelGATAN LIQUID NITROGEN
Nominal Magnification100000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
MODEL FITTINGNAMD
MODEL FITTINGO
RECONSTRUCTIONEOS
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
FSC at 0.143 cut-off