8RV2

ELECTRON MICROSCOPY

Sample

Complex of the formin INF2 dimer that binds to the actin subunits at the barbed end of actin filaments.

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE-PROPANE
Sample Vitrification Details 3 seconds, force 0.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 142549
Reported Resolution (Å) 3.41
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol FLEXIBLE FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details Real Space Refinement in Phenix.
Data Acquisition
Detector Type GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å2) 60.6
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 1300
Maximum Defocus (nm) 2900
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification 105000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details 300 kV Titan Krios G3 microscope (Thermo Fisher Scientific).
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION crYOLO 1.8
IMAGE ACQUISITION EPU ?
CTF CORRECTION CTFFIND 4.13
MODEL FITTING UCSF ChimeraX 1.5
MODEL FITTING Coot 0.9.8.1
INITIAL EULER ASSIGNMENT cryoSPARC v4.1.0
FINAL EULER ASSIGNMENT RELION 3.1.0
CLASSIFICATION cryoSPARC v4.1.1
RECONSTRUCTION RELION 3.1.0
MODEL REFINEMENT Coot 0.9.8.1
MODEL REFINEMENT PHENIX 1.21rc1_5015
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?