6WBN

Cryo-EM structure of human Pannexin 1 channel N255A mutant, gap junction


ELECTRON MICROSCOPY
Sample
Wild type human Pannexin 1 channel
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK III
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles78983
Reported Resolution (Å)2.83
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC7
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)49.6
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)
Maximum Defocus (nm)
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
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONGautomatch
IMAGE ACQUISITIONSerialEM
CTF CORRECTIONGctf1.06
MODEL FITTINGCoot
MODEL REFINEMENTPHENIX
INITIAL EULER ASSIGNMENTRELION3.1b
FINAL EULER ASSIGNMENTRELION3.1b
CLASSIFICATIONRELION3.1b
RECONSTRUCTIONRELION3.1b
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION3945051