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Architectural principles for Hfq/Crc-mediated regulation of gene expression Hfq-Crc-amiE 2:3:2 complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1U1T experimental model PDB 4JG3
Sample Assembly of Hfq-Crc-amiE with a 2:3:2 stoichiometry
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 45311 Reported Resolution (Å) 3.37 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (1U1T, 4JG3) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Cross-correlation Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON III (4k x 4k) Electron Dose (electrons/Å**2) 28
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1.25 Maximum Defocus (nm) 3 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 125000 Calibrated Magnification 130841 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION EPU 1.10.1.1938REL CTF CORRECTION Gctf 1.06 MODEL FITTING UCSF Chimera MODEL FITTING MOLREP INITIAL EULER ASSIGNMENT RELION 3b FINAL EULER ASSIGNMENT RELION 3b CLASSIFICATION RELION 3b RECONSTRUCTION RELION 3b MODEL REFINEMENT PHENIX MODEL REFINEMENT REFMAC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 435000