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The Cryo-EM structure of the palindromic DNA-bound USP-EcR nuclear receptor reveals an asymmetric organization with allosteric domain positioning
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1R1K
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 90, TEMPERATURE- 120, INSTRUMENT- FEI VITROBOT MARK IV, METHOD- 2 SECONDS, FORCE 4,
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 50000 Reported Resolution (Å) 11.6 Resolution Method Other Details SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD -2631. (DEPOSITION ID: 12447). Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (1R1K) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details METHOD--RIGID BODY
Data Acquisition Detector Type FEI EAGLE (4k x 4k) Electron Dose (electrons/Å**2) 20
Imaging Experiment 1 Date of Experiment 2009-11-20 Temperature (Kelvin) Microscope Model FEI TECNAI F30 Minimum Defocus (nm) 1500 Maximum Defocus (nm) 3000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 59000 Calibrated Magnification 64244 Source FIELD EMISSION GUN Acceleration Voltage (kV) 100 Imaging Details
EM Software Task Software Package Version RECONSTRUCTION IMAGIC 5
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details CCD IMAGES 4096X4096