7WYU

Cryo-EM structure of Na+,K+-ATPase in the E2P state formed by ATP


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d17.6882
f_angle_d0.973
f_chiral_restr0.2332
f_plane_restr0.0069
f_bond_d0.0047
Sample
Sodium/potassium-transporting ATPase
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles75030
Reported Resolution (Å)3.4
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC2
Map-Model Fitting and Refinement
Id1 (7D91)
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement TargetCorrelation Coeeficient
Overall B Value64
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION3.1.3
IMAGE ACQUISITIONEPU2.12.0
CTF CORRECTIONCTFFIND4.1.14
MODEL FITTINGPHENIX1.19.2
MODEL REFINEMENTPHENIX1.19.2
INITIAL EULER ASSIGNMENTRELION3.1.3
FINAL EULER ASSIGNMENTRELION3.1.3
CLASSIFICATIONRELION3.1.3
RECONSTRUCTIONRELION3.1.3
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION