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:
 EBV utilizes CD21 / CR2 as its receptor on B cells to initiate the infection process .

Ex Output:
CD21 / CR2


Ex Input:
 These later findings indicate that neither homo - nor heterodimer formation is an absolute prerequisite for I kappa B alpha recognition of p65 .

Ex Output:
I kappa B


Ex Input:
 Phosphorylation of BAP / TFII - I by Btk may link engagement of receptors such as surface immunoglobulin to modulation of gene expression .

Ex Output:

surface immunoglobulin