title: Opioid peptides and their relatives.
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D004723:Endorphins / Q000235:genetics*; D004745:Enkephalins / Q000235:genetics*; D006023:Glycoproteins / Q000235:genetics; D006801:Humans; D010446:Peptide Fragments / Q000235:genetics; D010902:Pituitary Gland / Q000378:metabolism*; D011498:Protein Precursors / Q000235:genetics*; D013329:Structure-Activity Relationship; D008083:beta-Lipotropin / Q000235:genetics*
chemical_list: D004723:Endorphins; D004745:Enkephalins; D006023:Glycoproteins; D010446:Peptide Fragments; D011498:Protein Precursors; D008083:beta-Lipotropin