In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

[Q]: Protein kinase C potentiates homologous desensitization of the beta2-adrenoceptor in bovine tracheal smooth muscle.
[A]: beta2-adrenoceptor


[Q]: Evidence that an alpha 2A-adrenoceptor subtype mediates antinociception in mice.
[A]: alpha 2A-adrenoceptor


[Q]: Binding of (-)-[3H]-CGP12177 at two sites in recombinant human beta 1-adrenoceptors and interaction with beta-blockers.
[A]:
human beta 1-adrenoceptors