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.

Example Input:  Activation of nuclear factor kappa B inflammatory bowel disease [ see comments ]
Example Output: nuclear factor

Example Input:  Activation of FasL occurs via the NFAT - dependent induction of Egr3 , as demonstrated by the ability of exogenously provided NFATp to restore Egr - dependent FasL promoter activity in DKO lymph node cells .
Example Output: FasL promoter

Example Input:  Human ACAT - 1 gene contains two promoters ( P1 and P7 ) , each located in a different chromosome ( 1 and 7 ) ( Li , B . L . , Li , X . L . , Duan , Z . J . , Lee , O . , Lin , S . , Ma , Z . M . , Chang , C . C . , Yang , X . Y . , Park , J . P . , Mohandas , T . K . , Noll , W . , Chan , L . , and Chang , T . Y . ( 1999 ) J . Biol Chem . 274 , 11060 - 11071 ) .
Example Output:
ACAT - 1