Type: HA beta-beta hairpin
Class of length: 18
Class: 18.1 | Consensus Ramachandran - bbappbalbabwbplllaeppa
Class: 18.2 | Consensus Ramachandran - bbppgappaaapabpaaapabb
Class: 18.3 | Consensus Ramachandran - bpabpbbpabaapbpbbpgpbb
Class: 18.4 | Consensus Ramachandran - bpabpaaaabapaaaabplpbb