title: Some aspects of the relationship between the structure of a bitter diketopiperazine and its receptor.
mesh_terms: D006801:Humans; D010879:Piperazines; D013329:Structure-Activity Relationship; D013649:Taste; D013650:Taste Buds / Q000502:physiology*
chemical_list: D010879:Piperazines; C032323:cyclo(L-leucyl-L-tryptophyl)