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Mutant bacteriophage T4 gp41 helicase hexamer bound with single strand DNA and ATPgammaS in the stalled primosome
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 11.635 f_angle_d 0.44 f_chiral_restr 0.039 f_plane_restr 0.003 f_bond_d 0.002
Sample Complex of mutated T4 bacteriophage helicase gp41 with ssDNA/RNA hybrid
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 272868 Reported Resolution (Å) 3.61 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 66
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM 3.8 CTF CORRECTION CTFFIND 4.1.10 MODEL FITTING PHENIX 1.20 MODEL REFINEMENT PHENIX 1.20 MODEL REFINEMENT Coot 0.9.6 INITIAL EULER ASSIGNMENT cryoSPARC 3.3.1 FINAL EULER ASSIGNMENT RELION 3.1 CLASSIFICATION RELION 3.1 RECONSTRUCTION RELION 3.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE