8VGM

CryoEM structure of Nav1.7 in complex with engineered conformationally rigid Fab 7A9.4DS


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6N4Q 
experimental modelPDB 5EK0 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.749
f_angle_d0.591
f_chiral_restr0.043
f_plane_restr0.011
f_bond_d0.003
Sample
Nav1.7 in complex with Fab 7A9.4DS
Sample Components
Nav1.7
anti-Nav1.7 Fab 7A9.4DS
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles362778
Reported Resolution (Å)2.6
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC2
Map-Model Fitting and Refinement
Id1 (6N4Q, 5EK0)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)44
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)800
Maximum Defocus (nm)1800
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification165000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARC
MODEL FITTINGUCSF ChimeraX
MODEL FITTINGISOLDE
MODEL REFINEMENTPHENIX1.21rc1_5049
INITIAL EULER ASSIGNMENTcryoSPARC
FINAL EULER ASSIGNMENTcryoSPARC
RECONSTRUCTIONcryoSPARC
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION