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:  Although mutant pex5delta cells expressing a yeast / tobacco Pex5p chimaera failed to import a GFP - Eci1p reporter protein , they were able to grow on oleic acid .
Example Output: mutant pex5delta

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:  DRAP27 is recognized by CD9 antibodies .
Example Output:
CD9 antibodies