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 3MFP | pdb_00003mfp

Atomic model of F-actin based on a 6.6 angstrom resolution cryoEM map


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1J6Z 
Sample
F-actin
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification InstrumentFEI VITROBOT MARK I
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodHELICAL
Number of Particles
Reported Resolution (Å)6.6
Resolution Method
Other Details
Refinement Type
Symmetry TypeHELICAL
Map-Model Fitting and Refinement
Id1 (1J6Z)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement TargetCross-correlation coefficient
Overall B Value
Fitting Procedure
DetailsREFINEMENT PROTOCOL--flexible fitting
Data Acquisition
Detector TypeTVIPS TEMCAM-F415 (4k x 4k)
Electron Dose (electrons/Å**2)20
Imaging Experiment1
Date of Experiment2009-03-21
Temperature (Kelvin)50
Microscope ModelJEOL 3200FSC
Minimum Defocus (nm)1000
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS1.6
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification100000
Calibrated Magnification172414
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
MODEL FITTINGFlex-EM
RECONSTRUCTIONSPIDER