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Cryo-EM structure of Tn4430 TnpA transposase from Tn3 family in apo state
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 4.888 f_angle_d 0.726 f_chiral_restr 0.047 f_plane_restr 0.005 f_bond_d 0.004
Sample TnpA transposase in apo state
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 399477 Reported Resolution (Å) 3.6 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C2
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value 159 Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 QUANTUM (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 600 Maximum Defocus (nm) 5300 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model JEOL CRYOSPECPORTER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION EPU 1 CTF CORRECTION CTFFIND 4 MODEL FITTING Coot 0.9.5 MODEL REFINEMENT PHENIX 1.19.1 INITIAL EULER ASSIGNMENT cryoSPARC 3.1.0 FINAL EULER ASSIGNMENT cryoSPARC 3.1.0 CLASSIFICATION cryoSPARC 3.1.0 RECONSTRUCTION cryoSPARC 3.1.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 4751313 cryoSPARC blob picker