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Gr33a

Gene
Gr33a
Protein
Gustatory and pheromone receptor 33a
Organism
Drosophila melanogaster
Length
475 amino acids
Function
Gustatory receptor which mediates acceptance or avoidance behavior, depending on its substrates. Required for sensing all nonvolatile repulsive chemicals, including tastants, pheromones, and especially N,N-Diethyl-meta-toluamide (DEET), the most widely used insect repellent worldwide. Functions also as a pheromone receptor for a male inhibitory pheromone leading to male-male courtship suppression.
Similarity
Belongs to the insect chemoreceptor superfamily. Gustatory receptor (GR) family. Gr66a subfamily.
Mass
54.585 kDa
Sequence
MIQIMNWFSMVIGLIPLNRQQSETNFILDYAMMCIVPIFYVACYLLINLSHIIGLCLLDSCNSVCKLSSHLFMHLGAFLYLTITLLSLYRRKEFFQQFDARLNDIDAVIQKCQRVAEMDKVKVTAVKHSVAYHFTWLFLFCVFTFALYYDVRSLYLTFGNLAFIPFMVSSFPYLAGSIIQGEFIYHVSVISQRFEQINMLLEKINQEARHRHAPLTVFDIESEGKKERKTVTPITVMDGRTTTGFGNENKFAGEMKRQEGQQKNDDDDLDTSNDEDEDDFDYDNATIAENTGNTSEANLPDLFKLHDKILALSVITNGEFGPQCVPYMAACFVVSIFGIFLETKVNFIVGGKSRLLDYMTYLYVIWSFTTMMVAYIVLRLCCNANNHSKQSAMIVHEIMQKKPAFMLSNDLFYNKMKSFTLQFLHWEGFFQFNGVGLFALDYTFIFSTVSAATSYLIVLLQFDMTAILRNEGLMS