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E. coli 70S-fMetVal-tRNAVal-tRNAfMet complex in hybrid pre-translocation state (pre5a)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3I1O experimental model PDB 2K4C experimental model PDB 2HGP experimental model PDB 2WRI
Sample E. coli 70S-fMetVal-tRNAVal-tRNAfMet complex
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument HOMEMADE PLUNGER Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 4705 Reported Resolution (Å) 15 Resolution Method FSC 0.5 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (3I1O, 2K4C, 2HGP, 2WRI) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Cross-correlation coefficient Overall B Value Fitting Procedure Details METHOD--Cross-correlation gradient based REFINEMENT PROTOCOL--flexible fitting,
dynamic elastic network
Data Acquisition Detector Type GENERIC TVIPS (4k x 4k) Electron Dose (electrons/Å**2) 20
Imaging Experiment 1 Date of Experiment 2008-05-11 Temperature (Kelvin) Microscope Model FEI/PHILIPS CM200FEG Minimum Defocus (nm) 500 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 161000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 160 Imaging Details
EM Software Task Software Package Version MODEL FITTING DireX RECONSTRUCTION Custom RECONSTRUCTION IMAGIC RECONSTRUCTION SPIDER