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]:  Under the same conditions , Lck did not stimulate IL - 2 promoter unless it was activated by mutation .
[A]: IL - 2


[Q]:  Matrix metalloproteinase s ( MMPs ) are a group of enzymes thought to be responsible for both normal connective tissue matrix remodelling and accelerated breakdown associated with tumour development .
[A]: Matrix metalloproteinase


[Q]:  TNF - alpha - related apoptosis - inducing ligand ( TRAIL ) is characterized by its preferential induction of apoptosis of tumor cells but not normal cells .
[A]:
TNF - alpha