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Partial DNA termination subcomplex of Xenopus laevis DNA polymerase alpha-primase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8G9N
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.318 f_angle_d 0.44 f_chiral_restr 0.042 f_bond_d 0.003 f_plane_restr 0.003
Sample Polymerase alpha-primase with a DNA termination substrate Sample Components Polymerase alpha Primase DNA termination substrate
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 278995 Reported Resolution (Å) 2.85 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (8G9N) 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) Electron Dose (electrons/Å**2) 55.8
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 105000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC PARTICLE SELECTION Topaz IMAGE ACQUISITION SerialEM CTF CORRECTION MotionCorr2 MODEL FITTING Coot MODEL REFINEMENT PHENIX INITIAL EULER ASSIGNMENT cryoSPARC FINAL EULER ASSIGNMENT RELION RECONSTRUCTION RELION
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 25216892