☰ Navigation Tabs
Inward-facing, open2 proteoliposome complex I at 3.1 A. Initially purified in DDM.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7QSK
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.0273 f_angle_d 0.4444 f_chiral_restr 0.0371 f_plane_restr 0.003 f_bond_d 0.0021
Sample Complex I from Bos taurus reconstituted into proteoliposomes.
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK III Cryogen Name ETHANE Sample Vitrification Details Sample was incubated on grid for 30 s before plunge freezing
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 116474 Reported Resolution (Å) 3.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (7QSK) Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 39.9
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 3000 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 81000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION 4.0-beta IMAGE ACQUISITION EPU CTF CORRECTION CTFFIND 4.1 MODEL FITTING UCSF ChimeraX 1.6.1 MODEL REFINEMENT PHENIX 1.20.1-4487 INITIAL EULER ASSIGNMENT RELION 4.0-beta FINAL EULER ASSIGNMENT RELION 4.0-beta CLASSIFICATION RELION 4.0-beta RECONSTRUCTION RELION 4.0-beta
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION