Given the task definition and input, reply with output. 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.

Recombinant protein encoded by ESX ( for epithelial - restricted with serine box ) exhibits Ets - like DNA binding specificity in electrophoretic mobility shift assays and , in transient transfection assays , transactivates Ets - responsive promoter elements including that found in the HER2 / neu oncogene .
Ets - like