Definition: 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.
Input:  The sequence of LZ321 matched that of RREB1 , a transcription factor that bound to a Ras responsive element ( RRE ) very different from the sequence with which we isolated LZ321 .
Output:
Ras responsive element