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3D structure of horse spleen apoferritin determined by electron cryomicroscopy
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2W0O
Sample HORSE SPLEEN APOFERRITIN
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK III Cryogen Name ETHANE Sample Vitrification Details LIQUID ETHANE
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 483 Reported Resolution (Å) 4.7 Resolution Method Other Details SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2788. (DEPOSITION ID: 12832). Refinement Type Symmetry Type POINT Point Symmetry O
Map-Model Fitting and Refinement Id 1 (2W0O) Refinement Space Refinement Protocol FLEXIBLE FIT Refinement Target Maximum likelihood Overall B Value Fitting Procedure Details METHOD--FLEXIBLE REFINEMENT PROTOCOL--X-RAY
Data Acquisition Detector Type FEI FALCON II (4k x 4k) Electron Dose (electrons/Å**2)
Imaging Experiment 1 Date of Experiment 2013-03-08 Temperature (Kelvin) Microscope Model FEI POLARA 300 Minimum Defocus (nm) 1573 Maximum Defocus (nm) 3639 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 59000 Calibrated Magnification 104012 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version MODEL FITTING REFMAC RECONSTRUCTION RELION
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PER PARTICLE