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:  Recently , we and other laboratories have identified a family of caveolin - related proteins ; caveolin has been re - termed caveolin - 1 .
Example Output: caveolin - 1

Example Input:  We have utilized transient transfections , mutation analysis , electromobility gel - shifts , and immunoblot analysis to test the hypothesis that expression of the CTalpha gene is controlled in part by the binding of three trans - acting nuclear factors , Sp1 , Sp2 , and Sp3 .
Example Output: CTalpha gene

Example Input:  Genomic Southern blot analysis suggests that the human haploid genome contains a single Gs alpha gene .
Example Output:
Gs alpha gene