9GSG | pdb_00009gsg

Cryo-EM structure of mouse PMCA-NPTN complex captured in E2-Pi state (ALF4)


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6A69 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d21.543
f_angle_d0.701
f_chiral_restr0.048
f_plane_restr0.006
f_bond_d0.005
Sample
PMCA-NPTN complex captured in E2.Pi state (ALF4)
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles352232
Reported Resolution (Å)2.83
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (6A69)
Refinement SpaceREAL
Refinement ProtocolOTHER
Refinement Target
Overall B Value125.1
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)59.5
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)1100
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 Magnification55000
Calibrated Magnification105000
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcrYOLO1.7
IMAGE ACQUISITIONEPU
CTF CORRECTIONCTFFIND4.0
MODEL FITTINGCoot9.0
MODEL REFINEMENTPHENIX1.21.1_5286
INITIAL EULER ASSIGNMENTcryoSPARC4.0
FINAL EULER ASSIGNMENTcryoSPARC4.0
CLASSIFICATIONRELION3.1
RECONSTRUCTIONcryoSPARC4.0
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION