PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29507106-4 2018 In this study, we demonstrate that substitution of the nonanchoring position 3 into a proline residue of the first identified TEIPP peptide, the murine Trh4, results in significantly enhanced recognition by antitumor CTLs toward the wild-type epitope. Proline 86-93 ceramide synthase 5 Mus musculus 152-156