☰ Navigation Tabs
Cryo EM structure of a formate acetyltransferase (PFL) from Amygdalobacter nucleatus in complex with CoA
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 38LA
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 7.815 f_angle_d 0.368 f_chiral_restr 0.036 f_plane_restr 0.003 f_bond_d 0.002
Sample tetramer of formate acetyltransferase (PFL)
Specimen Preparation Sample Aggregation State 2D ARRAY Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Embedding Material VITRIFIED ICE Embedding Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 2847760 Reported Resolution (Å) 2.7 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type 3D CRYSTAL Point Symmetry D2
Map-Model Fitting and Refinement Id 1 (38LA) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON I (4k x 4k) Electron Dose (electrons/Å**2) 60
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS GLACIOS Minimum Defocus (nm) 400 Maximum Defocus (nm) 1000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode 4D-STEM Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 100000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 5.0 CTF CORRECTION cryoSPARC 5.0 MODEL FITTING UCSF ChimeraX 1.12 INITIAL EULER ASSIGNMENT cryoSPARC 5.0 CLASSIFICATION cryoSPARC 5.0 RECONSTRUCTION cryoSPARC 5.0 MODEL REFINEMENT PHENIX 2.2.1_6174
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION