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]: Extracellular loop II modulates GTP sensitivity of the prostaglandin EP3 receptor.
[A]: EP3


[Q]: Activity-dependent cleavage of brain glutamic acid decarboxylase 65 by calpain.
[A]: glutamic acid decarboxylase 65


[Q]: Tyrosine kinase blockers: new hope for successful cancer therapy.
[A]:
kinase