Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/8FTW
Flagellar FliT protein, Flagellar FliJ protein fusion
fusion complexflit
https://www.rcsb.org/structure/3F83
Structure of fusion complex of the minor pilin CfaE and major pilin CfaB of CFA/I pili from ETEC E. coli
fusion complexthe minorrcsbpdbstructure