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.

Ex Input:
 Calcineurin , a Ca ( 2 + ) / calmodulin - dependent Ser / Thr phosphatase ( protein phosphatase 2B ) , plays a critical role in IL - 2 production during T cell activation .

Ex Output:
IL - 2


Ex Input:
 Little is known , however , about the functions of PPAR - gamma in the immune system , especially in T lymphocytes .

Ex Output:
PPAR - gamma


Ex Input:
 Serum sex steroid and peptide hormone concentrations , and endometrial estrogen and progestin receptor levels during administration of human leukocyte interferon .

Ex Output:

human leukocyte interferon