This peptide is primarily utilized in research and development within the fields of biochemistry and molecular biology. It serves as a model compound for studying peptide interactions, particularly in the context of antimicrobial activity and cell-penetrating properties. Its structure, containing lysine and tryptophan residues, makes it useful for investigating the role of cationic and aromatic amino acids in peptide function. Additionally, it is employed in the study of peptide-based drug delivery systems, where its ability to interact with cell membranes is explored. Researchers also use it to understand the mechanisms of peptide stability and degradation in biological systems.