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The novel asymmetric entry intermediate of a picornavirus captured with nanodiscs
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1COV
Sample Human coxsackievirus B3
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument GATAN CRYOPLUNGE 3 Cryogen Name ETHANE Sample Vitrification Details Plunged into liquid ethane (GATAN CRYOPLUNGE 3)
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 57203 Reported Resolution (Å) 3.9 Resolution Method FSC 0.143 Other Details (Single particle--Applied symmetry: I) Refinement Type Symmetry Type Point Symmetry I
Map-Model Fitting and Refinement Id 1 (1COV) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Cross-correlation coefficient Overall B Value 193 Fitting Procedure Real-space refinement Details Initial local fitting was done using Chimera. Phenix was then used for real-space refinement.
Data Acquisition Detector Type FEI FALCON II (4k x 4k) Electron Dose (electrons/Å**2)
Imaging Experiment 1 Date of Experiment 2014-11-21 Temperature (Kelvin) Microscope Model FEI POLARA 300 Minimum Defocus (nm) 1362 Maximum Defocus (nm) 5875 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2 Imaging Mode BRIGHT FIELD Specimen Holder Model SIDE ENTRY, EUCENTRIC Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details Each particle