Evidence for the proximity of sweet and bitter receptor sites.
D002628:Chemoreceptor Cells / Q000648:ultrastructure*; D006801:Humans; D006860:Hydrogen Bonding; D008759:Methylglycosides; D008766:Methylmannosides; D008954:Models, Biological; D011803:Quinine; D013329:Structure-Activity Relationship; D013395:Sucrose; D013649:Taste; D013650:Taste Buds / Q000648:ultrastructure*; D014059:Tongue / Q000294:innervation
D008759:Methylglycosides; D008766:Methylmannosides; D013395:Sucrose; D011803:Quinine