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:  We report the cloning of the ade1 gene on a 4 . 4 kb Sau3A insert in the yeast shuttle vector pWH5 .

A: ade1 gene
****
Q:  CONCLUSIONS - - Postlumbar puncture headache may be mediated by the release of substance P triggered by lumbar puncture , in patients predisposed to headache by a hypersensitivity to substance P .

A: substance P
****
Q:  The aromatic hydrocarbon receptor ( AHR ) is a ligand - activated transcription factor that regulates the expression of several drug - metabolizing enzymes and has been implicated in immunosuppression , teratogenesis , cell - specific hyperplasia , and certain types of malignancies and toxicities .

A:
aromatic hydrocarbon receptor
****