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Photosynthetic LH1-RC complex from the purple sulfur bacterium Allochromatium vinosum purified by sucrose density
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7VRJ
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 17.126 f_angle_d 2.818 f_chiral_restr 0.091 f_bond_d 0.006 f_plane_restr 0.005
Sample Photosynthetic LH1-RC complex from the purple sulfur phototrophic bacterium Allochromatium vinosum
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument LEICA EM GP Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 252230 Reported Resolution (Å) 2.24 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (7VRJ) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Correlation coefficient Overall B Value 44 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model JEOL CRYO ARM 300 Minimum Defocus (nm) 700 Maximum Defocus (nm) 3200 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model JEOL Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM CTF CORRECTION CTFFIND MODEL FITTING UCSF Chimera INITIAL EULER ASSIGNMENT RELION 3.1 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 361654