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: Consider Input:  The HPV16 E7 peptide kinetics correlated with the kinetics of HPV16 E7 - specific CTL induction .

Output: HPV16 E7


Input: Consider Input:  The functional importance of the other binding sites only became apparent when combinations of mutations were analyzed .

Output: binding sites


Input: Consider Input:  The transcriptional events that control T cell tolerance to peripheral self Ags are still unknown .


Output: peripheral self Ags