Binds bacterial lipopolysaccharide (LPS). Has potent antimicrobial activity against Gram-positive and Gram-negative bacteria (in vitro). Has hemolytic activity (in vitro). May play a role in the innate immune response. Detected in trachea, lung, proventriculus, duodenum, jejunum, ileum, caeca, colon, caecal tonsil, bursa of Fabricius, kidney, ovary, testis, thymus, liver, spleen, bone marrow, skin, uropygial gland, muscle and brain. Belongs to the cathelicidin family.