7WF3

Composite map of human Kv1.3 channel in apo state with beta subunits


ELECTRON MICROSCOPY
Sample
Composite map of human Kv1.3 channel in apo state with beta subunits
Sample Components
TM domain focused map of human Kv1.3
Soluble domain focused map of human Kv1.3
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles177130
Reported Resolution (Å)3.4
Resolution MethodFSC 0.143 CUT-OFF
Other DetailsThe above mentioned 3.4 Ang resolution was obtained for TM domain after application of C4 symmetry. The soluble domain map (another map deposited here ...The above mentioned 3.4 Ang resolution was obtained for TM domain after application of C4 symmetry. The soluble domain map (another map deposited here) was resolved to 2.9 Ang.
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)65
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION