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Cryo-EM structure of the Rhodospirillum rubrum RC-LH1 complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1LGH experimental model PDB 3I4D
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 15.1255 f_angle_d 0.9519 f_chiral_restr 0.0472 f_plane_restr 0.0078 f_bond_d 0.0035
Sample RC-LH1 from rhodospirillum rubrum
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Quantifiol R1.2/1.3 grid, glow discharged.
bloting time: 2.5, bloting force 3, waiting time 0
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 519005 Reported Resolution (Å) 2.5 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (1LGH, 3I4D) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 45
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) 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 120000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cisTEM 1.0 IMAGE ACQUISITION EPU 10.2 CTF CORRECTION CTFFIND MODEL FITTING ISOLDE INITIAL EULER ASSIGNMENT EMAN2 FINAL EULER ASSIGNMENT RELION 3.1 CLASSIFICATION RELION 3.1 RECONSTRUCTION RELION 3.1 MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING ONLY 1519688