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Cryo-EM structure of F-actin stabilized by cis-optoJASP-8
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6FHL
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 20.367 f_angle_d 1.115 f_chiral_restr 0.066 f_plane_restr 0.029 f_bond_d 0.012
Sample Filamentous alpha actin stabilized by cis-optoJASP-8 in complex with ADP-Pi
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument FEI VITROBOT MARK III Cryogen Name ETHANE Sample Vitrification Details 1.5 mul sample, automatic blotting for 7-7.5s, blot force -25, drain time 1s.
3D Reconstruction Reconstruction Method HELICAL Number of Particles 676237 Reported Resolution (Å) 2.9 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type HELICAL Axial Symmetry C1 Axial Rise 27.5 Angular Rotation 166.8
Map-Model Fitting and Refinement Id 1 (6FHL) Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details An initial model of cis-opto-ASP-8 was generated using elBow within Phenix inputting the SMILES string.
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 86
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) 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
EM Software Task Software Package Version IMAGE ACQUISITION EPU CTF CORRECTION CTFFIND 4.1.5 CTF CORRECTION SPHIRE 1.2 MODEL FITTING UCSF Chimera INITIAL EULER ASSIGNMENT SPHIRE 1.2 FINAL EULER ASSIGNMENT SPHIRE 1.2 RECONSTRUCTION SPHIRE 1.2 MODEL REFINEMENT PHENIX 1.10 and 1.17 MODEL REFINEMENT ISOLDE
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 806158