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:
 Preferential transcription of HTLV - I LTR in cell - free extracts of human T cells producing HTLV - I viral proteins .

Ex Output:
viral proteins


Ex Input:
 Tk mRNA is induced following treatment with estrogen .

Ex Output:
Tk mRNA


Ex Input:
 In addition a comparative analysis of the hemopoietic stem cell and precursor compartment resulting from the two Ikaros mutations reveals a profound yet not absolute requirement for Ikaros

Ex Output:

Ikaros mutations