6VWG

Head region of the open conformation of the human type 1 insulin-like growth factor receptor ectodomain in complex with human insulin-like growth factor II.


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d17.726
f_angle_d0.748
f_chiral_restr0.051
f_bond_d0.005
f_plane_restr0.005
Sample
Head region of the open-leg conformation of the human type 1 insulin-like growth factor receptor ectodomain in complex with human insulin-like growth factor II.
Sample Components
Insulin-like growth factor 1 receptor
Insulin-like growth factor II
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles205471
Reported Resolution (Å)3.21
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (5U8R)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
DetailsUCSF Chimera was used for the initial fitting and ISOLDE v 1.03b was using for flexible fitting.
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)
Maximum Defocus (nm)
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 SELECTIONRELION3.0.5
IMAGE ACQUISITIONEPU
CTF CORRECTIONCTFFIND4.1.13
INITIAL EULER ASSIGNMENTcryoSPARC2.11
FINAL EULER ASSIGNMENTcryoSPARC2.11
CLASSIFICATIONcryoSPARC2.11
RECONSTRUCTIONcryoSPARC2.11
MODEL REFINEMENTPHENIX1.16
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION2057701