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 Q]: To further study the role of tTG in liver disease , we initiated investigations into the effect of a proinflammatory mediator , tumor necrosis factor ( TNF ) - alpha , on tTG activity in cultured liver cells .
[EX A]: tumor necrosis factor

[EX Q]: The presence of a short ( 70 bp ) intron near the N - terminus of the atX gene was predicted that contains the canonical GT and AG dinucleotides at its 5 ' - and 3 ' - splicing junctions .
[EX A]: atX gene

[EX Q]: Multiple attempts aimed at disruption of the chromosomal fabG gene were unsuccessful .
[EX A]:
chromosomal fabG gene