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Structure of the E. coli clamp loader DnaX-complex loading beta-clamp onto 1-nt gapped DNA in state 1 conformer 2 with flexibly bound DNA at the shoulder
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.927 f_angle_d 0.584 f_chiral_restr 0.039 f_plane_restr 0.005 f_bond_d 0.004
Sample E. coli clamp loading complex Sample Components beta clamp bound to loader DnaX-complex 1-nt gapped DNA substrate
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 228387 Reported Resolution (Å) 2.71 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 49.6
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 1200 Maximum Defocus (nm) 1600 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 PARTICLE SELECTION cryoSPARC RECONSTRUCTION cryoSPARC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE