Type: HA beta-beta hairpin
Class of length: 3
Class: 3.1 | Consensus Ramachandran - bbaaalb
Class: 3.2 | Consensus Ramachandran - bbpgaeb
Class: 3.3 | Consensus Ramachandran - bblgabp
Class: 3.4 | Consensus Ramachandran - ebpaaeb