6Z3Z

CryoEM structure of horse sodium/proton exchanger NHE9 without C-terminal regulatory domain in an inward-facing conformation


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.322
f_angle_d0.583
f_chiral_restr0.036
f_plane_restr0.004
f_bond_d0.002
Sample
Sodium proton antiporter
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification Instrument
Cryogen NameHELIUM
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles595024
Reported Resolution (Å)3.19
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 QUANTUM (4k x 4k)
Electron Dose (electrons/Å**2)80
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)700
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification165000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION3.0
IMAGE ACQUISITIONEPU
INITIAL EULER ASSIGNMENTRELION3.0
FINAL EULER ASSIGNMENTRELION3.0
RECONSTRUCTIONRELION3.0
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION