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:  Furthermore , CBP / p300 stimulated both TGF - beta - and Smad - induced transcription in a Smad4 / DPC4 - dependent fashion .
Example Output: TGF - beta

Example Input:  Radioimmunoassay of plasma gonadotropins ; problems of specificity
Example Output: plasma gonadotropins

Example Input:  We have isolated and determined the complete nucleotide sequence of another operon , cpeCD , that encodes the linker proteins associated with phycoerythrin hexamers in the phycobilisome .
Example Output:
phycoerythrin hexamers