Architecture of the type IVa pilus machine 1
![Archean Pilus machine LtQF3wc](https://i.imgur.com/ltQF3wc.jpg)
![Archean Pilus machine 4xAx1zM](https://i.imgur.com/4xAx1zM.jpg)
2
![Archean Pilus machine QA1BtU2](https://i.imgur.com/qA1BtU2.jpg)
1. https://sci-hub.bz/http://science.sciencemag.org/content/351/6278/aad2001.long
2. https://www.researchgate.net/profile/Alejandro_Pena/publication/255693488_Molecular_Motors_in_Bacterial_Secretion/links/54afc5a20cf29661a3d5dfba/Molecular-Motors-in-Bacterial-Secretion.pdf
http://www.mpi-marburg.mpg.de/diepold
![Archean Pilus machine LtQF3wc](https://i.imgur.com/ltQF3wc.jpg)
![Archean Pilus machine 4xAx1zM](https://i.imgur.com/4xAx1zM.jpg)
2
![Archean Pilus machine QA1BtU2](https://i.imgur.com/qA1BtU2.jpg)
1. https://sci-hub.bz/http://science.sciencemag.org/content/351/6278/aad2001.long
2. https://www.researchgate.net/profile/Alejandro_Pena/publication/255693488_Molecular_Motors_in_Bacterial_Secretion/links/54afc5a20cf29661a3d5dfba/Molecular-Motors-in-Bacterial-Secretion.pdf
http://www.mpi-marburg.mpg.de/diepold