6AVE

Structure of an acid sensing ion channel in a resting state at high pH


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d9.276
f_angle_d0.946
f_chiral_restr0.068
f_bond_d0.008
f_plane_restr0.005
Sample
Acid Sensing Ion Channel 1a
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles26117
Reported Resolution (Å)3.7
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC3
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)45
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 SELECTIONDoG Picker
IMAGE ACQUISITIONSerialEM3.6.x
CTF CORRECTIONGctf
MODEL FITTINGCoot
MODEL REFINEMENTPHENIX
INITIAL EULER ASSIGNMENTRELION2.1b1
FINAL EULER ASSIGNMENTcisTEM
CLASSIFICATIONRELION2.1b1
RECONSTRUCTIONcisTEM
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
NONE