☰ Navigation Tabs
Cryo-EM structure of the transcription activation complex NtcA-TAC
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 26.227 f_angle_d 4.36 f_chiral_restr 0.207 f_bond_d 0.073 f_plane_restr 0.03
Sample transcription activation complex with the global regulator NtcA
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK I Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 45239 Reported Resolution (Å) 3.6 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1200 Maximum Defocus (nm) 2200 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details Preliminary grid screening was performed manually.
EM Software Task Software Package Version PARTICLE SELECTION RELION IMAGE ACQUISITION EPU CTF CORRECTION CTFFIND MODEL FITTING UCSF Chimera CLASSIFICATION RELION RECONSTRUCTION RELION MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 555921