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 addition to TAK1 , TGF - beta also stimulated JNK activity .
[A]: TGF - beta

[Q]: This complex was eliminated by mutation of either half - site , and it was supershifted by antibodies against chicken ovalbumin upstream promoter - transcription factor ( COUP - TF ) .
[A]: COUP - TF

[Q]: Extracellular protein kinase A as a cancer biomarker : its expression by tumor cells and reversal by a myristate - lacking Calpha and RIIbeta subunit overexpression .
[A]:
protein kinase A