3J1Q | pdb_00003j1q

Structure of AAV-DJ, a Retargeted Gene Therapy Vector: Cryo-Electron Microscopy at 4.5A resolution

ELECTRON MICROSCOPY

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1LP3

Sample
Adeno-associated virus DJ

Specimen Preparation
Sample Aggregation State	PARTICLE
Vitrification Instrument	FEI VITROBOT MARK I
Cryogen Name	ETHANE
Sample Vitrification Details

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles	27312
Reported Resolution (Å)	4.5
Resolution Method	FSC 0.143 CUT-OFF
Other Details	Frealign was used for particle refinement in the reconstruction
Refinement Type
Symmetry Type	POINT
Point Symmetry	I

Map-Model Fitting and Refinement
Id	1 (1LP3)
Refinement Space	REAL
Refinement Protocol	OTHER
Refinement Target	Cross-correlation coefficient
Overall B Value	30
Fitting Procedure
Details	REFINEMENT PROTOCOL--simulated annealing torsion angle dynamics, isotropic B-factor refinement DETAILS--Iterative refinement in RSRef and model building in Coot

Data Acquisition

Imaging Experiment	1
Date of Experiment	2011-02-25
Temperature (Kelvin)
Microscope Model	FEI TITAN KRIOS
Minimum Defocus (nm)
Maximum Defocus (nm)
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging Mode	BRIGHT FIELD
Specimen Holder Model	OTHER
Nominal Magnification
Calibrated Magnification
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details

EM Software
Task	Software Package	Version
MODEL FITTING	CNS
MODEL FITTING	RSRef
RECONSTRUCTION	FREALIGN

Image Processing
CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
	CTF was estimated using Appion software