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Cryo-EM structure of KpFtsZ-ZapA complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8IBN experimental model PDB 4P1M
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 5.356 f_angle_d 0.615 f_chiral_restr 0.046 f_bond_d 0.005 f_plane_restr 0.004
Sample KpFtsZ-ZapA complex
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method HELICAL Number of Particles 54670 Reported Resolution (Å) 2.73 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type HELICAL Axial Symmetry D1 Axial Rise 44.58 Angular Rotation -3.11
Map-Model Fitting and Refinement Id 1 (8IBN, 4P1M) Refinement Space REAL Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 60
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model JEOL CRYO ARM 300 Minimum Defocus (nm) 500 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model JEOL CRYOSPECPORTER Nominal Magnification 60000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.2.1 IMAGE ACQUISITION SerialEM 4.0 CTF CORRECTION cryoSPARC 4.2.1 MODEL FITTING UCSF Chimera 1.16 INITIAL EULER ASSIGNMENT cryoSPARC 4.2.1 FINAL EULER ASSIGNMENT cryoSPARC 4.2.1 RECONSTRUCTION cryoSPARC 4.2.1 MODEL REFINEMENT PHENIX 1.19.2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 4374348