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:  In gel mobility shift assays , high binding activities of ATPC - 2 and low binding activities of CBF were observed with nuclear extracts from tissue with low AtpC expression levels , and the opposite was observed with extracts from tissues with high AtpC expression levels .
Example Output: ATPC - 2

Example Input:  The yjr041c delta haploid cells gave rise to microcolonies comprising about 20 to 50 cells .
Example Output: yjr041c delta

Example Input:  In the spontaneous abortion group , the levels of PAPP - A were significantly lower than in normal pregnancy but higher than in non - pregnant controls .
Example Output:
PAPP - A