Patent ID: 8071719

Claim:
A heteromeric taste receptor comprising: (a) a first polypeptide which comprises extracellular and transmembrane domains wherein said transmembrane domains are at least 95% identical to the transmembrane domains of the T1R1 polypeptide of SEQ ID NO: 5, and the extracellular domains are at least 95% identical to the corresponding extracellular domains of said T1R1 polypeptide; and (b) a second polypeptide which comprises extracellular and transmembrane domains wherein said transmembrane domains are at least 95% identical to the transmembrane domains of the T1R3 polypeptide of SEQ ID NO: 7, and the extracellular domains are at least 95% identical to the corresponding extracellular domains of the T1R3 polypeptide.