Host defense peptide that exhibits antibacterial and antifungal activity (PubMed:34481960). Exhibits antimicrobial activity against E.coli, S.aureus and C.albicans (in vitro) (PubMed:34481960). Has high lipopolysaccharide (LPS)-binding affinity, and may thereby be involved in immunoregulation through LPS neutralization (PubMed:34481960). Belongs to the beta-defensin family. Was termed (Ref.2) DEFB137.