7SYN

Structure of the HCV IRES bound to the 40S ribosomal subunit, head opening. Structure 8(delta dII)


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.997
f_angle_d0.474
f_chiral_restr0.031
f_plane_restr0.004
f_bond_d0.002
Sample
40S ribosomal small subunit with HCV IRES
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE-PROPANE
Sample Vitrification Details4 second blot time, force 3
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles144252
Reported Resolution (Å)4
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (6D9J, 5FLX)
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)70.9
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TECNAI F30
Minimum Defocus (nm)1000
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.26
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification52000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONLeginon
CTF CORRECTIONCTFFIND
MODEL FITTINGUCSF Chimera1.15
MODEL FITTINGCoot0.9.3
MODEL REFINEMENTPHENIX1.19.1-4122
INITIAL EULER ASSIGNMENTRELION3.1
RECONSTRUCTIONRELION3.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION