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.

Q:  In the virus - infected cells , translation of the M1 protein was reduced to 10 to 20 % of that of the wild - type virus ; however , the translation of neither the nucleoprotein nor NS1 was significantly interfered with , indicating the important role of NS1 in translational stimulation of the M1 protein .

A: M1 protein
****
Q:  The MEF - 2 proteins are a family of transcriptional activators that have been detected in a wide variety of cell types .

A: MEF - 2
****
Q:  The strongly DNA binding p50 subunit showed only very weak , if any , induction of gene expression .

A:
p50 subunit
****