PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22965637-5 2013 Incorporation of a D-Lys(11) residue into the N15K analog generates a peptide that retains potency against A549 cells (LC(50) = 15 muM) but whose therapeutic index is 13-fold elevated relative to the native peptide. D-Lysine 19-24 latexin Homo sapiens 131-134