title: Beta-endorphin: synthesis and properties of analogs with replacement of lysine residues by arginine.
mesh_terms: D000595:Amino Acid Sequence; D000698:Analgesia; D000818:Animals; D001120:Arginine; D001681:Biological Assay; D004723:Endorphins / Q000138:chemical synthesis* / Q000378:metabolism; D008239:Lysine; D008297:Male; D051379:Mice; D051381:Rats; D011957:Receptors, Opioid / Q000378:metabolism; D013329:Structure-Activity Relationship; D001615:beta-Endorphin
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid; D001615:beta-Endorphin; D001120:Arginine; D008239:Lysine