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:  Epstein - barr virus immediate - early protein BZLF1 is SUMO - 1 modified and disrupts promyelocytic leukemia bodies .
Example Output: SUMO - 1

Example Input:  The differential usage of this regulatory sequence motif is thought to be mediated by different species of octamer binding proteins .
Example Output: octamer binding proteins

Example Input:  The PML protein is induced by interferon , involved in major histocompatibility complex class I presentation , and necessary for certain types of apoptosis .
Example Output:
PML protein