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Cryo-EM structure of nanodisc-embedded human ABCA1
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5XJY
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 4.507 f_angle_d 0.628 f_chiral_restr 0.039 f_plane_restr 0.004 f_bond_d 0.003
Sample Human ABCA1 reconstituted into nanodiscs
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 32360 Reported Resolution (Å) 4 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (5XJY) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 1.04 1.07
Imaging Experiment 1 2 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS FEI TALOS ARCTICA Minimum Defocus (nm) 1000 1500 Maximum Defocus (nm) 2500 3500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 2.7 Imaging Mode BRIGHT FIELD BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 105000 36000 Calibrated Magnification Source FIELD EMISSION GUN FIELD EMISSION GUN Acceleration Voltage (kV) 300 200 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM CTF CORRECTION CTFFIND MODEL FITTING Coot 0.9.5 MODEL REFINEMENT PHENIX 1.19.2 IMAGE ACQUISITION SerialEM INITIAL EULER ASSIGNMENT RELION 3.0.7 FINAL EULER ASSIGNMENT RELION 3.0.7 CLASSIFICATION RELION 3.0.7 RECONSTRUCTION RELION 3.0.7
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 364684