7Q5A

Lanreotide nanotube

ELECTRON MICROSCOPY

Sample
Lanreotide

Specimen Preparation
Sample Aggregation State	HELICAL ARRAY
Vitrification Instrument	FEI VITROBOT MARK IV
Cryogen Name	ETHANE
Sample Vitrification Details	Blot for 30 seconds before plunging

3D Reconstruction
Reconstruction Method	HELICAL
Number of Particles	2264921
Reported Resolution (Å)	2.46
Resolution Method	FSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry Type	HELICAL
Axial Symmetry	C1
Axial Rise	1.04
Angular Rotation	26.219

Map-Model Fitting and Refinement
Id	1
Refinement Space	REAL
Refinement Protocol	OTHER
Refinement Target
Overall B Value
Fitting Procedure
Details

Data Acquisition
Detector Type	GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)	39

Imaging Experiment	1
Date of Experiment
Temperature (Kelvin)
Microscope Model	FEI TITAN KRIOS
Minimum Defocus (nm)	600
Maximum Defocus (nm)	2400
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS	2.7
Imaging Mode	BRIGHT FIELD
Specimen Holder Model
Nominal Magnification	105000
Calibrated Magnification
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details

EM Software
Task	Software Package	Version
PARTICLE SELECTION	cryoSPARC	3.2
IMAGE ACQUISITION	EPU	2.12.1.278REL
CTF CORRECTION	cryoSPARC	3.2
MODEL FITTING	Coot
MODEL REFINEMENT	PHENIX
INITIAL EULER ASSIGNMENT	cryoSPARC	3.2
FINAL EULER ASSIGNMENT	cryoSPARC	3.2
CLASSIFICATION	cryoSPARC	3.2
RECONSTRUCTION	cryoSPARC	3.2

Image Processing
CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION		5109922	Template-based picking

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.