9Z5Q | pdb_00009z5q

HECT domain of NEDD4-2 complex with a targeted nanobody, nb.C11


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4BE8 
experimental modelPDB 2MPT 
otherOther 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d6.535
f_angle_d0.503
f_chiral_restr0.038
f_bond_d0.003
f_plane_restr0.003
Sample
HECT domain of NEDD4-2
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsVitrification carried out at Argon atmosphere
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles90979
Reported Resolution (Å)3.06
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (4BE8, 2MPT)
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value
Fitting Procedure
DetailsThe initial local fitting was done using UCSF Chimera and proceed to use real space fitting to complete the whole assembly in Coot
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)1.092
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)2500
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 DetailsPreliminary grid screening was performed manually
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONTopaz0.26a
IMAGE ACQUISITIONLeginon
CTF CORRECTIONcryoSPARC
MODEL FITTINGUCSF ChimeraXversion 1.9.dev202409060131 (2024-09-06)
MODEL FITTINGCoot0.9.6.EL
MODEL REFINEMENTPHENIXv1.21-5207
RECONSTRUCTIONcryoSPARCv4.4
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
NONEWe generated ab initio reconstruction model in CryoSPARC and use it in our pipeline1631714