Patent ID: 7666601

Claim:
A method of diagnosing a taster or nontaster phenotype in a subject, comprising detecting the presence of wild-type or variant phenylthiocarbadmide (PTC) taste receptor allele(s) in the subject, wherein the wild-type PTC taste receptor allele comprises a proline at amino acid position 49 of SEQ ID NO: 2 or 4 and the variant PTC taste receptor allele comprises an alanine at amino acid position 49 of SEQ ID NO: 2 or 4, or wherein the wild-type PTC taste receptor allele comprises a C at nucleotide position 145 of SEQ ID NO: 1 or 3 and the mutant PTC taste receptor allele comprises a G at nucleotide position 145 of SEQ ID NO: 1 or 3.