13BV | pdb_000013bv

Cryo-EM structure of human PI3KC3-C1 complex


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 9MHF 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d6.656
f_angle_d0.588
f_chiral_restr0.043
f_bond_d0.004
f_plane_restr0.004
Sample
Human Phosphatidylinositol-3 kinase class III complex I
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles181267
Reported Resolution (Å)3.77
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1 (9MHF)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value76.8
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TALOS ARCTICA
Minimum Defocus (nm)800
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONTopaz0.2.5a
IMAGE ACQUISITIONSerialEM4.0.20
CTF CORRECTIONcryoSPARC4.6.2
MODEL FITTINGCoot0.9.2
INITIAL EULER ASSIGNMENTcryoSPARC4.6.2
FINAL EULER ASSIGNMENTcryoSPARC4.6.2
CLASSIFICATIONcryoSPARC4.6.2
RECONSTRUCTIONcryoSPARC4.6.2
MODEL REFINEMENTPHENIX1.18.2-3874
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION