QUANTIFICATION AND STATISTICAL ANALYSIS
Quantification and statistical analyses employed in this publication pertain to the analysis on electron microscopy data and the deter-
mination of structures by electron microscopy, which are integral parts of existing algorithms and software used.
DATA AND SOFTWARE AVAILABILITY
Data Resources
All data were deposited in EMDB and PDB with the following entry codes: EMDB: EMD-4042 and PDB: 5LEG (F-pilus pED208);
EMDB: EMD-4046 and PDB: 5LFB (F-pilus 12.5 A ̊axial rise); EMDB: EMD-4044 and PDB: 5LER (F-pilus 13.2 A ̊axial rise).
e4 Cell 166 , 1436–1444.e1–e4, September 8, 2016