8QPQ

C1 turret to capsid interface of full Haloferax tailed virus 1 adjacent to the portal-capsid interface.

ELECTRON MICROSCOPY

---

Refinement

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.437
r_dihedral_angle_4_deg	20.456
r_dihedral_angle_3_deg	12.785
r_lrange_it	11.367
r_dihedral_angle_1_deg	8.264
r_scangle_it	6.435
r_mcangle_it	4.545
r_scbond_it	3.972
r_mcbond_it	2.739
r_angle_refined_deg	1.619
r_nbtor_refined	0.29
r_nbd_refined	0.197
r_ncsr_local_group_30	0.145
r_ncsr_local_group_20	0.144
r_ncsr_local_group_19	0.141
r_ncsr_local_group_24	0.14
r_ncsr_local_group_21	0.139
r_ncsr_local_group_28	0.138
r_ncsr_local_group_23	0.137
r_ncsr_local_group_29	0.136
r_ncsr_local_group_22	0.133
r_ncsr_local_group_26	0.124
r_ncsr_local_group_27	0.123
r_metal_ion_refined	0.119
r_ncsr_local_group_33	0.118
r_ncsr_local_group_25	0.116
r_ncsr_local_group_31	0.114
r_ncsr_local_group_32	0.114
r_chiral_restr	0.113
r_ncsr_local_group_1	0.093
r_ncsr_local_group_2	0.093
r_ncsr_local_group_17	0.087
r_ncsr_local_group_18	0.087
r_xyhbond_nbd_refined	0.086
r_ncsr_local_group_7	0.086
r_ncsr_local_group_14	0.083
r_ncsr_local_group_5	0.07
r_ncsr_local_group_3	0.068
r_ncsr_local_group_11	0.068
r_ncsr_local_group_16	0.068
r_ncsr_local_group_15	0.066
r_ncsr_local_group_12	0.065
r_ncsr_local_group_10	0.063
r_ncsr_local_group_8	0.061
r_ncsr_local_group_13	0.044
r_ncsr_local_group_9	0.043
r_ncsr_local_group_4	0.039
r_ncsr_local_group_6	0.039
r_gen_planes_refined	0.011
r_bond_refined_d	0.007

Sample
Haloferax tailed virus 1

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

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles	102012
Reported Resolution (Å)	2.7
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	RECIPROCAL
Refinement Protocol	AB INITIO MODEL
Refinement Target
Overall B Value
Fitting Procedure
Details

Data Acquisition
Detector Type	TFS FALCON 4i (4k x 4k)
Electron Dose (electrons/Å**2)	54.6

Imaging Experiment	1
Date of Experiment
Temperature (Kelvin)
Microscope Model	TFS KRIOS
Minimum Defocus (nm)	800
Maximum Defocus (nm)	2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS	2.7
Imaging Mode	BRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details

EM Software
Task	Software Package	Version
IMAGE ACQUISITION	EPU	5
CTF CORRECTION	RELION	4.0-beta
MODEL FITTING	Coot
MODEL FITTING	UCSF ChimeraX
MODEL FITTING	ISOLDE
MODEL REFINEMENT	REFMAC

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