Robuta

https://www.rcsb.org/structure/5L37
The structure of the pentameric shell protein MSM0273 from the RMM microcompartment
rcsbpdbstructurepentamericshell
https://www.ncbi.nlm.nih.gov/Structure/pdb/8U5W
de novohelical bundledesignedpentamericprotein
https://www.ncbi.nlm.nih.gov/Structure/pdb/3KLY
Putative formate transporter 1octyl beta-D-glucopyranoside
pentamericformatechannel