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.

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

Ex Output:
caveolin - 1


Ex Input:
 A rare tRNA - Arg ( CCU ) that regulates Ty1 element ribosomal frameshifting is essential for Ty1 retrotransposition in Saccharomyces cerevisiae .

Ex Output:
Ty1 element


Ex Input:
 We recently described the isolation and characterization of nontoxic PAP mutants , NT123 - 2 , which has a point mutation ( E176V ) in the active site that abolishes enzymatic activity , and NT124 - 3 , which has a nonsense mutation that results in deletion of the C - terminal 25 aa ( W237Stop ) .

Ex Output:

PAP mutants