7THX

Cryo-EM structure of W6 possum enterovirus

ELECTRON MICROSCOPY

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Refinement

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.182
r_dihedral_angle_4_deg	19.637
r_lrange_it	16.13
r_lrange_other	16.097
r_dihedral_angle_3_deg	14.533
r_scangle_it	10.295
r_scangle_other	10.294
r_dihedral_angle_1_deg	7.819
r_mcangle_other	6.092
r_mcangle_it	6.09
r_scbond_it	6.01
r_scbond_other	6.009
r_mcbond_it	3.568
r_mcbond_other	3.562
r_angle_refined_deg	1.98
r_angle_other_deg	1.349
r_nbd_refined	0.165
r_symmetry_nbd_other	0.164
r_nbtor_refined	0.163
r_xyhbond_nbd_refined	0.12
r_chiral_restr	0.09
r_symmetry_nbtor_other	0.082
r_metal_ion_refined	0.048
r_bond_refined_d	0.011
r_gen_planes_refined	0.01
r_gen_planes_other	0.002
r_bond_other_d

Sample
Enterovirus

Specimen Preparation
Sample Aggregation State	PARTICLE
Vitrification Instrument
Cryogen Name	ETHANE
Sample Vitrification Details

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles	9687
Reported Resolution (Å)	2.96
Resolution Method	FSC 0.143 CUT-OFF
Other Details	relion 3.1
Refinement Type
Symmetry Type	POINT
Point Symmetry	I

Map-Model Fitting and Refinement
Id	1 (5OSN)
Refinement Space
Refinement Protocol	FLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details

Data Acquisition
Detector Type	GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)	1.37

Imaging Experiment	1
Date of Experiment
Temperature (Kelvin)
Microscope Model	FEI TITAN KRIOS
Minimum Defocus (nm)	750
Maximum Defocus (nm)	3000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
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	SerialEM	3.9
CTF CORRECTION	CTFFIND	4.08
MODEL FITTING	UCSF Chimera
RECONSTRUCTION	RELION	3.1
MODEL REFINEMENT	REFMAC

Image Processing
CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION