This 17-residue leader peptide region HMM identifies a family of lanthipeptides that average 40 residues in length, with typically 3 or 4 Cys residues C-terminal to this region. Most members of the family are classified as class IV lanthipeptides by proximity to class IV lanthionine synthases.
Jiyao W et al.(2023). "The conserved domain database in 2023.",