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Cryo-EM Structure of the Activated NAIP2/NLRC4 Inflammasome Reveals Nucleated Polymerization
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.903 f_angle_d 2.048 f_chiral_restr 0.082 f_plane_restr 0.009 f_bond_d 0.007
Sample NAIP2/NLRC4 inflammasome Sample Components NLR family CARD domain-containing protein 4 NLR family, apoptosis inhibitory protein 2
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Blotted for one second before plunging into liquid ethane (FEI VITROBOT MARK IV).
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 75114 Reported Resolution (Å) 4.7 Resolution Method FSC 0.143 CUT-OFF Other Details (Single particle--Applied symmetry: C11) Refinement Type Symmetry Type POINT Point Symmetry C11
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 (4k x 4k) Electron Dose (electrons/Å**2) 48
Imaging Experiment 1 Date of Experiment 2015-04-01 Temperature (Kelvin) 79.5 Microscope Model FEI TECNAI ARCTICA Minimum Defocus (nm) 1000 Maximum Defocus (nm) 3000 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 21000 Calibrated Magnification 28736 Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details Tecnai Arctica
EM Software Task Software Package Version RECONSTRUCTION EMAN 2 RECONSTRUCTION RELION RECONSTRUCTION SPIDER
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details Wiener-type filter