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Human Coronavirus HKU1 Haemagglutinin-Esterase
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 8.0498 f_angle_d 0.9721 f_chiral_restr 0.0587 f_plane_restr 0.0068 f_bond_d 0.0067
Sample Human Coronavirus HKU1 Haemagglutinin-Esterase
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Blot force = 1
Blot time = 5.5 seconds
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 119717 Reported Resolution (Å) 3.39 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 RIGID BODY FIT Refinement Target Correlation coefficient Overall B Value Fitting Procedure Details A homology model of HCOV-HKU1 HE (uniprot ID: Q5MQD1) was generated using the phyre2 server
Data Acquisition Detector Type OTHER Electron Dose (electrons/Å**2) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) -1000 Maximum Defocus (nm) -2500 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 96000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details Titan Krios G4 was used with fringe-free imaging and aberration-free image shift.
EM Software Task Software Package Version PARTICLE SELECTION RELION 3.0.1 IMAGE ACQUISITION EPU 2.5 CTF CORRECTION Gctf 1.18 MODEL FITTING UCSF Chimera 1.12 INITIAL EULER ASSIGNMENT RELION 3.1 FINAL EULER ASSIGNMENT RELION 3.1 CLASSIFICATION RELION 3.0.1 RECONSTRUCTION RELION 3.1 MODEL REFINEMENT PHENIX 1.13
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 936260 Relion autopicking