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The X-ray structure of the gp15 hexamer and the model of the gp18 protein fitted into the cryo-EM reconstruction of the extended T4 tail
Sample Bacteriophage T4 tail Sample Components Bacteriophage T4 tail terminator protein, gp15 Bacteriophage T4 tail sheath protein, gp18
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 3029 Reported Resolution (Å) 15 Resolution Method FSC 0.5 CUT-OFF Other Details reconstruction done with in-house implementation of BP RP algorithm from SPIDER to support non-cubic reconstruction volumes Refinement Type Symmetry Type POINT Point Symmetry C6
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details REFINEMENT PROTOCOL--rigid body
Imaging Experiment 1 Date of Experiment 2003-01-10 Temperature (Kelvin) Microscope Model FEI/PHILIPS CM300FEG/ST Minimum Defocus (nm) 1000 Maximum Defocus (nm) 4000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2 Imaging Mode BRIGHT FIELD Specimen Holder Model GATAN LIQUID NITROGEN Nominal Magnification 45000 Calibrated Magnification 47000 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version MODEL FITTING EMfit RECONSTRUCTION SPIDER
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details each particle image