Skip to main content

 5H3O | pdb_00005h3o

Structure of a eukaryotic cyclic nucleotide-gated channel


ELECTRON MICROSCOPY
Sample
Cyclic nucleotide-gated (CNG) channels
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsBlotted for 4.0 seconds (double-sided, blot force 1), after waiting for 3.0 seconds the grid was immediately plunged into liquid ethane cooled by liqu ...Blotted for 4.0 seconds (double-sided, blot force 1), after waiting for 3.0 seconds the grid was immediately plunged into liquid ethane cooled by liquid-nitrogen.
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles99934
Reported Resolution (Å)3.5
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC4
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1700
Maximum Defocus (nm)2700
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification22500
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONEMAN2.0
PARTICLE SELECTIONRELION1.4
IMAGE ACQUISITIONUCSFImage1.0
CTF CORRECTIONCTFFIND3
INITIAL EULER ASSIGNMENTRELION1.4
FINAL EULER ASSIGNMENTRELION1.4
CLASSIFICATIONRELION1.4
RECONSTRUCTIONRELION1.4
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
NONE