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]:  Biochemical experiments and genome sequencing have shown that , despite the prokaryotic cell and genome organization , basal transcriptional elements of members of the domain Archaea ( i . e . , TATA box - like sequences , RNA polymerase , and transcription factors TBP , TFIIB , and TFIIS ) are of the eukaryotic type .
[EX A]: RNA polymerase

[EX Q]:  Furthermore , CBP / p300 stimulated both TGF - beta - and Smad - induced transcription in a Smad4 / DPC4 - dependent fashion .
[EX A]: TGF - beta

[EX Q]:  An scrR promoter fragment , which dose not contain a sequence resembling OB , was not shifted by the fusion protein .
[EX A]:
scrR promoter fragment