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:  A deletion analysis of the FAS1 promoter lacking the previously characterized inositol / choline - responsive - element motif defined a region ( nucleotides - 760 to - 850 ) responsible for most of the remaining activation potency .
Example Output: FAS1 promoter

Example Input:  Mammalian homologues of the Polycomb - group gene Enhancer of zeste mediate gene silencing in Drosophila heterochromatin and at S . cerevisiae telomeres .
Example Output: Enhancer of zeste

Example Input:  The liver - specific sequence contains unique consensus sites for phosphorylation by cyclic AMP - dependent protein kinase and by protein kinase C .
Example Output:
protein kinase C