The Sweet Blindness of Cats
Tas1r2 Gene Mutation
Normal
Exon 1
Exon 2
Exon 3
Exon 4
Exon 5
Mutated
-
247 base pair deletion
X
X
Consequences
P
Non-functional Tas1r2 protein
R
Unable to form T1R2/T1R3 heteromer
T
No sweet taste perception