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.

Ex Input:
 Glucocorticoids inhibit signal transduction through IL - 2 receptor .

Ex Output:
IL - 2


Ex Input:
 The generation of genomic diversity during the course of infection has the potential to affect all aspects of HIV - 1 replication , including expression of the proviral genome .

Ex Output:
HIV - 1


Ex Input:
 Dissociation of the steroid and oxidation of receptor thiol group ( s ) lead to the inactive receptor form ( state E ) .

Ex Output:

receptor thiol group