☰ Navigation Tabs
Cryo-EM structure of a BcsB pentamer in the context of an assembled Bcs macrocomplex
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 5.15 f_angle_d 0.553 f_chiral_restr 0.047 f_bond_d 0.004 f_plane_restr 0.004
Sample Co-expression of Bcs subunits R, Q, A, B, E, F and G lead to the purification of a membrane complex assembly Sample Components Homopentameric assembly of the BcsB protein
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 576455 Reported Resolution (Å) 3 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 1.2
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 750 Maximum Defocus (nm) 2750 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 130000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC v2 IMAGE ACQUISITION EPU CTF CORRECTION Gctf INITIAL EULER ASSIGNMENT cryoSPARC V2 FINAL EULER ASSIGNMENT cryoSPARC V2 CLASSIFICATION cryoSPARC V2 RECONSTRUCTION cryoSPARC v2 MODEL REFINEMENT PHENIX 1.16-3549-000
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION Gctf through the cryoSPARC v2 interface.