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]:  Recent studies have increasingly implicated the proteasome in the regulation of cell surface receptors .
[A]: cell surface receptors


[Q]:  Inhibition of STAT3 signaling leads to apoptosis of leukemic large granular lymphocytes and decreased Mcl - 1 expression .
[A]: Mcl - 1


[Q]:  Partial inhibition of p50 and p105 expression by NF - kappa B1 antisense oligonucleotides significantly reduced T - cell proliferation and CD25 / IL - 2R alpha cell surface expression .
[A]:
IL - 2R